B18 block vs b20 This means they won't handle high reving/power/boost levels as well as a B18 block. It also makes swapping the motor into your Civic/Integra a breeze. Dec 27, 2006 · the b20z has shorter ones with a little box on top i forget what its called anyways its for midrange torque. you may need to hone the cylinders and replace the pistons and rings in either. A resleeved and bored B18 will NEVER be cheaper than a straight B20 block. Till skillnad från de tidigare motorerna B4B och B16 , där vevaxeln hade tre ramlager , var B18:s vevaxel femlagrad, vilket gjorde motorn mera slitstark. You cant re-use your old 94 valve cover because you have a different PCV routing system as well as the old oil catch on the back of your B18 block. the b20b/z has bit more torque, used to cost just about the same as b18 (but now that so many people had hyped it up, it probably cost a bit more than b18). I need to know how the heads and valves compared in a 1995 Acura Integra with a b18b and the 1997 Honda CRV with the B20 Sep 20, 2003 · b20 vs bored out b18b Jump to Latest 3K views 4 replies 2 participants last post by MichaelDelaney Sep 21, 2003 Jan 29, 2003 · People screw up the B20 because they do a bad job building them, or they drive them like dumbasses. We chose a Dart B20-style block for the project. I used my headers and im . Nov 8, 2004 · the easiest way to figure out how long the rods need to be is the take 137mm (b18/b20 rods) and add 1/2 the decrease in stroke. May 30, 2021 · B18 engine is a 1. The design is virtually identical to the earlier B18, thus most parts are functionally interchangeable, albeit with running changes to the manufacture and design of components. 300-400hp your gonna need forced induction turbo or super charger, if you want to keep power steering you can eliminate the super charger. Endyn sets the power-per-displacement mark at 150 ponies per liter, sans boost. Part #s: GSR upper outer cover: 11820-P72-000; GSR upper inner cover: 11840-P72-010; GSR upper cover seal: 11832-P72-000; The B20 and GSR use the same timing cover bolts so there’s no need to buy new ones. JDM B18C Type-R Engine Block with P73 ECU. The cylinder block deck height was the difference among them. Dart offers these blocks in two versions that replace the factory Honda B18 and B20 castings. 10lbs weight wouldbe rensponsible for 0. think of it at bigger is better. ” Why? Because it does not rely on the […] Mar 25, 2018 · There are the ones many enthusiasts are familiar with (B16, B17, B18, B20B) and then there are the oddball engines that really shouldn’t have the B in their name (B20A and B21A). 03˝, while the short block used for B16B, B18 and B20 engines has a deck height of 8. The B20B and B20Z shared similar traits with the popular B16/B18 series. it is a cast-a-way, and will not line up remotely with a gsr or b16 or it or ctr dohc b-series vtec head. The casting is different. The only difference is that the B20 has a whopping 84mm bore VS the 81mm in the B18/16 motors which is what gives it the increased displacement. 5 in) and a displacement of 1,986 cc (121. B18c is stronger. B20 short block = $600-700 B18 short block = $200-300. 1L and slightly more. keep in mind that the max torque also comes in 1000rpm earlier compared to most b18, so that makes a difference. I have a sleeved b18 block that I plan on dropping a b20 crank into next year. 8L B18 blocks all the way to 2. If you are sold on the idea of better low-end torque, a B16 VTEC head on a B18B block is a cheaper alternative to sourcing a B18C5. Anyway, just read on i provided some more informational links toward the bottom. Thats why i sold my b20. Read some forums that the B20 has thinner walls than the B18, so now I’m wondering what’s better B20V on boost or B18V on boost. Features: High strength aluminum forgings Super lightweight designs Fully CNC machined and balanced to +/- 1 gram Wrist pins included Dec 4, 2005 · It really depends on the parts of the motor Just the alternator is 20lbs The stock header is heavy as hell as well. Apr 26, 2023 · B18 Vs B20: Key Differences. There is/was a lot of hype regarding the b17a *crank* being used in b18/b20 blocks in conjunction with custom rods and pistons, which could yield a more 'desirable' rod to stroke ratio. The b20b has 84 mm wall stock and thats pretty big. Jun 11, 2007 · If you are talking b20/vtec vs a b18c, then it is a different story. You should start doing some research instead of relying so heavily on what other people say. When I do measurements by hand the new belts are the same size as the old ones and so are all the pulleys but for May 17, 2003 · well that actual cost $750 and a b20 at $850. BENSoN (the best you can get) 4 cylinder block sleeving with final bore/hone to your specifications included The B18/B20 is extremely straightforward -- motors just don't get any simpler than this. A. Såväl motorblock som topplock är tillverkat i gjutjärn . 5mm bore for increased displacement. Mar 10, 2007 · because a B16B is a p72 casting just like the B18C* it has the same deck height as all the b18 blocks. so if you want the displacement you get the B20if it doesn't matter about the displacement then b18 is fine. I have a jdm gsr hatch with bolt ons, and a guy down my street has the same car as me but with a b20/vtec with bolt ons. With no boost the cylinder walls will be 100% fine on the b20 block. stock b20 compression is 9. 0L B20 engines. Aerospace quality C355-T6 virgin aluminum alloy provides maximum strength and durability. If you're going NA, buy just the B20 and don't run the B18 resleeved unless you just have money to blow. Honda Block Features: Dart B18 block has stock deck height and choice of standard 81. What b18? B18a/b, b18c, b18c5? I used to run a b18b block, darton sleeves, polished/balanced crank, rods, pistons, arp hardware. You can do this by boring and sleeving a stock LS block or honing a stock B20 block (stock bore is already 84 mm!!!) to 84. 0L (1996-2020 cc) . they took it to the drag strip they were hearing a knock. Dec 19, 2004 · look at the specs and design of either the b18 or b20 IM: small plenum, long runners, small diameter - all these things are designed for torque to be made in the low to mid rpms at the cost of high rpm (>5500 rpm) power, if you've learned about IM designs and how they work. should I or even is it possible to take the b18 head and switch it to the b20 block, and use the tranny from my b16a1? B20vtec are fun, and even more fun when you turbo them. Power Steering The 2 litre version can be created in two ways: using a stock 2 litre CR-V block or having an Integra LS/RS/GS block sleeved to displace 2 litres. If you arent planning on boosting in the near future you will absolutely love the b20. It depends on your application, The Z has a higher compresion and produces close to 20bhp more in stock form there fore for a basic build the Z would produce more power, But if you plan on fitting pistons and rods the B20b would be better as its usually cheaper to buy due to less power. butt otherwise it was a simple swap. OBD2(1996-2001) Valve Cover Sep 27, 2006 · OK so i have exsperiance with the b20b. Oct 6, 2004 · " is it just the same as having a b16 head on a b20 block. B-Series PCV Breather Fitting Adapter, eliminates factory Black PCV Box with Double O-ring Designed for Oil Catch Can line Setup B16 B18 B20. Takes a ½"-13UNC bolt and probably a bushing/washer about ½" thick between the block and the alternator. The reason we say this, is the B20A and B21A do not share the same architect as the rest of the B-Series families, this means parts are not interchangeable with *New to our line up* We are now offering stock sleeve all motor option in the B18 or B20 platform. 531'' long and a B18B(B20) crank is 3. 8 liter inline-four, Volvo manufactured the B18 throughout the 1960s, putting it in a variety of their vehicles. The B18 Volvo has the distinction of being the highest mileage motor in world history, with Irv Gordon’s 3+ million mile B18 holding the Guinness World Record. Eventually, Volvo superseded the B18 with the bored-out B20 in 1969. Item ID 1598 Model(s) B Series OBD2A Mileage Honda eliminated the black box in OBD2 B18B and B20 engines by venting the crank case through the valve cover. Home. 75 divided by B16A crank stroke 77 = 1. You take the bracket off and the stock alternator bolts Dec 5, 2006 · The 2nd B20 I built was for a friend, but i had say in the build, B20z bottom end B18C4 skimmed head ITR Cams ARP head studs KMS block gaurd GE B20 kit B18 crank girdle, windage tray anmd sump AEBS manifold 70mm STR Throttle body Remapped ecu 2. In 1969, Volvo bored out the B-series for a third time, creating the 2. 9mm while the short block used for B16B, B18 and B20 engines has a deck height of 212mm. Jan 10, 2007 · A B20 is just an overbored B18, block, crank, and rods are all the same. it doesn't even LOOK like a b-series. He switched intake manifolds and the b18 intake manifold is much better. comWANN Jun 2, 2010 · I completed the main part of the swap. 4 Piston Racing Short block assembly: Chamfer and debur all sharp edges and oil galleys, chamfer bearing housings and bottom of cylinder bore High pressure thorough cleaning of oil galleys in block and crankshaft Mic pistons and verify straight bore with precision Sunnen bore gauge, set piston to wall clearance for you Dec 24, 2012 · Exactly this. Sep 8, 2013 · Have a lsd box and b18 head sitting for my jordan at the moment and saving up for the block as we speak! b20 or b18? Most people do b18 but have heard b20 blocks can be good too but you need the vtec conversion kit? which i see is 180quid off tegiwa. 2 cu in). May 15, 2005 · the b20a5 will NOT WORK in an b20/vtec configuration. 03 in) while the short block used for B16B, B18 and B20 engines has a deck height of 212 mm (8. The physical dimentions are IDENTICAL on the B20 compared to the B18B. Wazer Well-Known Member. Would like to eventually pass it down to my son one day, and nice thing about the b20 block is that they’re fairly inexpensive at the moment so if something were to happen like you mentioned it really wouldn’t be the end of the world to transfer everything over to another block. 8 and 2. Ductile Iron performance sleeves fitted: Studs included: ARP 8740 1/2” Head and 7/16” Main studs. Works excellent for high-horsepower, high-revving, forced induction applications. My B20 is running good with most parts of the B18 setup. B20 blocks are good for displacement, but from the factory they come with relatively thin cylinder walls/sleeves. 531/3. B20 Or B18 Block. 578 Apr 14, 2005 · yea first, a b20 is a no go, its a non-vtec head, toss that idea out the window, then close the window and lock it. By the way, the rod/stroke ratio on the B18A/B and B20 is 1. 03 inches, whereas the deck height of the short block used for B16B, B18, and B20 engines is 8. The b18 has a stronger cylinder wall than the b20b. They truly are such a great engine and are timeless classic iconic May 3, 2024 · To Americans, the B18 is strictly a performance car engine and the B20 is a crossover SUV engine (aside from a brief stint with the Prelude). They won't last terribly long under boost however. Mar 9, 2013 · Q. 0 liters, respectively Dec 3, 2019 · NEW MERCH!https://teespring. youd need custom rods/pistons/both to stroke B16A out with a B18 crank. In the case of blocks and heads, the casting ports are designed for ease of casting not efficient flow. next, the b16 head, yes the head has better flow charictaristics, but it also has a larger combustion chamber which would lower your compression. Aug 14, 2021 · B20 and B18 in stock forms, the B18 can outrun the B20 off the bat. Doing a B20V setup really comes down to what you want: Do you want power down low into the mid range where Honda's lack it most? Potential supercharging/turbo applications (B20's have issues though) Or Apr 16, 2010 · YouTube - Revspeed's bone stock b20 block test (b20 vtec 21 psi) Revspeed559 This b20 took a beating every day, when tuned the block had a cracked sleeve and bent rods lol. 1 or even a 2. Apr 10, 2012 · Honda reintroduced the B20B and B20Z in the first-generation Honda CR-V (1996). 2mm, while the LS or CR-V stroke is 89mm. Over the years, the Honda B-series has had distinct engines. Jan 14, 2022 · Two brief blocks are utilized throughout the series. I doubt that the b20 is vtec Okay, what i'm wanting some advice or actually opinions on. The one used for B16 and B17 engines has a deck height of 8. 6:1. 01 sec difference in time, in drag racing terms. Dec 9, 2002 · B20 Rod 142. The girdle helps to minimize deflection and distortion of the bottom end and main bearing caps. Fact: B18c has a girdle on the crank caps to stabilise the crankshaft. worth it or not? anyone done it or The B18A/B and the B20 are the same block, same crank displacement. But in this case, we are focusing on sleeving the block, so bigger bore sizes usually increase 1. The one used for B16 and B17 engines (except for B16B) has a deck height of 203. I want to use the b20 block, but the head doesn't have vtec. The reason for using either shortblock, aside from displacement in the 2 litre, is the stroke. same as the B18a-b You NEED a 142. The Type R and GSR have a stroke of 87. Joined Jul 8, 2009 Nov 4, 2015 · On the 120 forum, I think The Boy Called Crow did a fit of a 12si on his B20 block; but, it required grinding to get alignment of the pulley using the B20 alternator mounting point. Apr 4, 2009 · I've never seen one in person, but the P8R head is supposed to have a larger bore in the combustion chamber to suit the B20 block's 84mm bore, plus have larger valves compared to the B18 head (33mm vs 31mm I think). I know the b18 is only a 1. Nov 4, 2015 · On the 120 forum, I think The Boy Called Crow did a fit of a 12si on his B20 block; but, it required grinding to get alignment of the pulley using the B20 alternator mounting point. Nov 16, 2022 · Volvo B18 to the B20. Jan 31, 2004 · So the combustion chamber bore is exactly the same on the b20 vs the b18 heads? Yes, with the exception of the rare P8R head. The B18A, B18B and B20B platform is non VTEC camshaft design. Top race research and development department has designed a superior girdler that can eliminate minimize deflection and distortion of the bottom end. We'll try to warn you of any pitfalls you might encounter, so you can approach the rebuild with confidence. I think i just found a new project!! • Dart B18 block has stock deck height, standard 81. 0:1. B20's can't run for hp but are great for tq also have thin walls to be able to push heavy boost, no turbo engine will crack but are great fora supercharger. Honda JDM B20, B16A, B16B, B18B & B18C Spec R, GSR, Type R Motors For Sale. Apr 9, 2003 · B20 short block has 84mm bore, B18 short block has 81 mm bore. Moreover, the B18 engines’ VTEC integration makes them more effective at higher RPMs and speeds. 9 mm (3. Jun 15, 2014 · The B20 power plant is a B18 block (out of an Integra LS or similar 1. May 1, 2024 · It is commonly stated that B20 is somewhat stronger than B18. Modifications required to fit: Remote Oil Filter required, external oil pump & water inlet pipe modification. Feb 25, 2005 · So I think for the most part, the majority of people are dealing with the P74/P75's heads and not the JDM PR8which we covered in detail in the "Put an end to b18 vs b20 head debate" thread that we had here in Dec. The increase in displacement comes from a larger bore. There are many differences between B-series transmissions and I've Jul 21, 2021 · website builder. 54. The biggest issue is the rod bolts on the b20, they aren't strong enough to handle more than around 7-7500 rpm, being that the North American market b20 never came with vtec. Apr 26, 2003 · Dart Machinery is producing finer grade B18 and B20 blocks. That is the alternator mount. Something had to be different between the two, because there was a half inch of gap between the block and the transmission and when we applied a little torque to thread the bolts further, the back end of the transmission cracked all the way around. 5 to 1mm overbore, we would need to sleeve the block to be able to do 3mm and even up to 6mm overbore on these B-series motors. 5 mm over the stock block! ESP (eagle rod) make a special rod to use with the B20(B18B) crank and the B20+ block! The rod is 5. 5mm Bore Only B20 - 84. Thread starter ALEXBECK23; Start date Dec 20, 2007; Replies 5 Views 3K We may earn a small commission from affiliate links and paid advertisements. 8 Liter, inline-4 petrol engine that debuted in 1990 on Acura Integra. 5mm bore or optional 84. B20 more hp and more torque. If you're going to resleeve ANY of the above blocks, resleeve whichever you can find cheapest. ALSO the cams on a b18 and a b20z (not the b20b) are the same. The only thing different on the engine is the engine code. Dart B20+ block has extra-tall 8. B18A / B18B - Camshafts The B-series Honda DOHC engines are the most popular and well known of the Honda engines. Aug 10, 2004 · ive been searching through past articles and stuff and was wondering which you guys think is better a b18 vtec conversion or a b20 vtec conversion. 1g (that took some time, elbow grease, and noodling) stock flywheel strategically lightened to 18. that is the ONLY reason. I've had several blocks bored out (one B18 to B20 size, 2 B20 blocks to B21 size) and the machine shops were always skeptical, had to be absolved of any liability if the block was junk afterward. Feb 27, 2005 · Most people opt for 84. Enjoy! b20v civic eg bolt ons and tune vs k20 eg ihe stock ecu #honda #civic #b20 #k20 #racing #mexico #1320 #vtec Jan 12, 2004 · B-Series Transmission Guide By: Chet Hewitt B-series Transmissions Specs In response to recent questions about different transmissions I think its important to shed some light into the ones available for the b-series motors. Sep 14, 2020 · There are actually two short blocks which are used for the entire series. there are many post on the diff forums where they are takein b20's and puttin a ls intake mani and a header on them and usein the ls ecu and puttin down anywhere from 130 to 145 hp to the wheels. Dec 4, 2005 · It really depends on the parts of the motor Just the alternator is 20lbs The stock header is heavy as hell as well. " No there is a . Dec 9, 2008 · the only head swaps we're able to do are b20 and b21 heads. But if you have a 1. Only difference is bore size 81 vs 84mm and sleeve material. Feb 26, 2002 · A stock block have a deck height of 211. Aug 31, 2009 · I wouldnt bother sleeving a b16b/b18 block unless your aiming for more than 500bhp or wud i be best off using b20 block. There are actually two short blocks which are used for the entire series. 8L. Lil bro just picked up a 94 DC4 with a B18 non-vtec. That's what I know about the B20 series. In my eyes there is no real difference in weight. Join this channel and access tech tips,dyno and tuning talks :https://www. Jan 23, 2006 · if you are planning on boosting a ls/vtec or b20/vtec, i would suggest the b18 only bc of the thinner side walls on the b20. 0, stock b21 compression is 9. 2 but is it really worth all Oct 13, 2018 · B20 block, B18 crank and rods (stronger and lighter) - shaved 1/2 lb per piston/rod over stock B20 rod/piston pairs balanced to within . (2 months ago!), in the "b20 head" thread in May 2003, and in the "B18 head on B20 block" thread in Oct. 0 L B20 engine. 8 so to even get it at the b20's level you have to bore it our to a 2. any questions hit me up! The 2-litre B20 is a bored-out B18 introduced in 1969, with its bore diameter enlarged to 88. com Oct 18, 2006 · Which one performs best, most power, most reliability, etc. But if you invest in making your B20 faster, like changing and replacing all the parts with performance ones, it can beat the B18 for sure since it is the only Honda with an 89 mm cylinder – you just need money for that. Jan 23, 2013 · You will find in your first pic above an ear that sticks out of the block - you can see it in the pic - it has a bolt hole in it, probably ½"-13UNC. and those who think that 5-10 lbs will make a difference in performance, should not be concerned about this. . the only thing i had to do was change all brackets from my b18 to the b20 and the crank shaft pully and motor mount on the pully side. Early versions of B18 engines are not VTEC-system integrated up until the release of the Honda B18C engine, which puts this engine in-car conversations, and even automotive debates. It Timelapse step by step for honda b20v build for my track car. The United States only received 6 of the 16 B18 variants including the B18A1, B18A2, B18B1, B18B2, B18C1, and B18C5. I'm new to the Honda game so I need some help deciding on what block to get, ether a low compression on high comp b20, I'm saying it will stay as a daily stock but that's bullshit till I start driving it and dropping **** in it. You definitely need b20 length rods but your pistons may be OK, depending on their pin height and their dome volume to see if you get a sensible CR. and if u did put on one, u would need a new IM, intake, and ecu. but the more popular ones are the B18 and B20 engines, which displaces 1. Replacing my B18C block for a B20 with B18C head (etc) Watch your rev limit though! The B20 block doesn't like the rpm's Posted this on our forum (Honda Type-R Club Benelux, Official Honda Team) and one guy has done this already. Tech43 has a kit to put LS internals in the B16A block, and it uses custom pistons with raised wrinst pins. Jan 13, 2015 · So I'm shopping around for a new engine to swap my b18 currently in my car for a b20. The only problem I'm having is reinstalling my AC Compressor & power steering belt. Volvo rated the B20 between 90-130 horsepower and 101-130 lb-ft of torque, decent improvements of 15 horsepower and 18 lb-ft of torque. The cam-shaft is on top of the valves inside the cylinder head and it is being driven with a toothed rubber belt. The crank has a longer stroke which gives it more displacement than a b16 in the same size block. 504=1. It's not significantly better. Unless you're planning on sleeving the block, I'd definitely recommend the B18 engine. 30 inches. May 9, 2007 · Check out this awesome Dart B-series engine block build. Now with Darton's "MID", swirl coolant technology the cooling medium is ported and directed to significantly improve heat transfer where it is needed most, in the upper cylinder wall/flange area. Fact: B20 block is not as strong as the B18C. most b-series engines have an 81mm bore. 8 lbs rebuilt stock dual SUs on original 1 piece cast manifold (heat wrapped exhaust sections) Sep 27, 2018 · Theres a lot of info online about this, some searching will serve you better than what turns up on here. The B18 can handle much power in comparison to B20. Because the B20 bottom end is also from the B-series family, it easily interchanges with the B16 and B18 family of parts. However if you plan on blowin high amounts I'd suggest a re-sleeved b20. May 3, 2024 · Both B18 and B20 engines are likely familiar with American Honda audiences, but it's worth explaining what sets the motors apart from each other, aside from obvious differences like displacement May 15, 2008 · The B20 is a B18 with 84mm cylinders instead of 81mm cylinders, but they have the same 89mm stroke. Will NOT warp or fracture under hig Apr 2, 2008 · I also recently blew my b18b and did a full b20 swap trans and evry thing. the B16A has a shorter deck height. Create your website today. Sep 28, 2009 · for a b20 there really isnt stock pistons. Nov 16, 2022 · A 1. Start Now. Quality - Precision - Reliability - Proven Results The Cylinder Support System process is NOT to be confused with the industry known “blockguard. 4. ITR - more reliable for higher rev. 8 rod if you want to put a B16 crank in a B20 block. 0L b/c I want minimal down time. `90 CRX Si, Z6 intake, axel back fell off, hood flew off, needs windshield. Dec 22, 2002 · B17A is a b16 with a different crank, pistons, and rods. It is because when peak torque is raised, more power is created. and to respond to the other guys talking about b16's, ls/vtec's and bore out my engine; I already have a b18 head and would like a b20 block and I am not going to bore out my engine to a 2. 8L non-vtec models), which has been bored out to 2L of displacement from 1. B20 has greater BHP, RPM, and torque than B18. With the b20 i've heard of alot of people cracking their stock sleave's. Has anyone done these swaps (I know have done b16 w/ b20 block). the cylinders of a b20 are bigger than any b18(obviously) so the high compression p30 pistons wont fit. But the thin cylinder walls of the b20 will explode at some point if you do not properly sleeve the block. Jan 17, 2008 · and i'm about to receive a b20b4 from a crv. It really doesnt matter which is thicker since they will both be sleeved. as well, the b20 uses a 1 piece design in their sleeves instead of individual sleeves from the factory. and its been done. 5mm Bore Only Have any questions or looking for a build with slightly different parts? Email us at sales@rameyracing. B Series Engines Best selling products Engine Engine Block Parts Except Excluded Sale Brands Flash Sale Exclusions Honda/Acura Pistons New products Toda Racing Toda's CNC-machined Oil Pump Gears reduce the chance of your B-Series VTEC oil pump drive gears shattering / failing during high rpm racing & Block Material: 6061 aircraft grade billet aluminium: Design improvements: 4 bolt mains, increased block deck and cylinder wall thickness. 85 rod ratio with a b16 crank, your engine will have good power only at higher rpm, lack of low end! CylinderSupportSystem is a precision engine rebuilder who offers an exclusive close deck process to maximize your engines reliability and life expectancy. This engine can be found in 1996 – 2001 Honda Integra JDM Type R. Showreel Nov 28, 2024 · The B20, LS, and GSR all share the same lower timing belt cover so you can re-use the lower one off your B20 block. These were the usefull tips I got: Sep 9, 2006 · a b20 head flows like poo compared to any b18 head. Future plans are to go boost AWD but looking into doing a B20v setup. Fact: B18c has oil squiters to cool off the underside of the pistons, B20 dont. But to Honda fans, both are ripe for modding and Oct 17, 2006 · Came to my mind also. and no u wouldnt get a magical 20hp if u put it on. The rod ratio remains stock with 137 mm long stock rods at 1. 0 that can be bored out to a 2. May 31, 2008 · I guess this is a very simple question for some of you but this keep bugging me for months. com/stores/hsg-3INTERESTED IN ANY HUSH PERFORMANCE PRODUCTS?use code "HSG" for discounts!http://hushperformance. This design change effectively increased the valve cover height. 58:1. Nov 8, 2022 · The Honda B18 has twice the number of variants as the earlier B16 and 2. at TDC, the rod needs to be longer to reach from the top of the shorter crank to the deck height. bigcartel. That also makes the B18 one of the most common and most sought-after engines in the B-Series platform. Jan 4, 2016 · Along those lines - the PV's motor was originally built using B18 rods and B21 pistons (an overbored B20 block), and I have no qualms about revving it to the moon (7000, 7500 rpm regularly, and it's still making great torque that high), but during a rebuild to replace a cracked piston a couple of years ago I noticed some slight indications that Oct 18, 2016 · Camera car b18c1 messed up going into 3rd but still pulled *Works with B16A & B18C Heads* Whether you’re racing a Honda, Acura, Mitsubishi, Toyota, Nissan, or Subaru, CP Pistons has specially designed high-performance pistons off-the-shelf. This generation of the B20B and B20Z was designed more similar to the B16/B18 family, and to the enthusiasts’ development of the B20/VTEC engine. 2002 that I had mentioned. 0 and that the b20 is a 2. 504'' (89mm) So 5. [5] In this short video I go over the basics on Honda's Infamous engine from the 80s and 90s. And they don't rev high. 5" under tank exhaust custom 4-2-1 manifold 345cc injectors The car\ made 221bhp and 156ft/lbs. As I know a B16 has a better R/S ratio than B18, so couldn't people just use B18 crank in B20 block? The B20 uses the exact same 89mm crank as the B18a/b which is only slightly bigger than the 87. 0 liters, respectively Jan 27, 2003 · I guess what I am getting out of this is that this procedure is more difficult than just bolting the head onto the block. The deck height of the short block used for B16 and B17 engines is 8. Here are some significant points that you can consider to differentiate between these two heavyweights from the B series. You may need custom compression height pistons to bring you up to the correct deck clearance (I presume you'll want zero clearance). Feb 1, 2003 · the sleeves on a stock b20 and a stock b18 are the same thickness. The valves take up more space in the combustion chamber, so some believe that it leads to higher compression with the same pistons. Dec 22, 2010 · On B20's low compression=higher boost and high boost=lower compression. These engines still have a cast iron cylinder block, but the cylinder head is cast aluminum. We met with Dart Machinery after SEMA and learned a bit about their Honda B18 and B20 Race Series blocks. Jul 24, 2005 · 3. Click to expand werd. 5-85 mm bore to get 2. Sep 30, 2009 · See my point? Its not the stroke that is the question here about B20 blocks. Sep 9, 2006 · a b20 head flows like poo compared to any b18 head. and about 140 Oct 12, 2016 · I think Volvo did a better job than many, back in the day. As for the b18 turbo. Since stock Acura/Honda blocks can only go . 2mm B18c crank. 54:1, the B18C is only 1. You can make way more power with a b20 vtec than with a b16. Jun 2, 2010 · I completed the main part of the swap. Joined Jul 8, 2009 Mar 8, 2011 · They displaced more than the B20/VTEC setup and made more torque too- but the block had a nice Golden Eagle sleeve in it to bump the bore out way beyond what would be considered to be safe on a stock B20 sleeve. Which block is better B20b or Z. While the specific case described here is that of a B18 from a 122S, most of the information will also apply to other models of Volvo if you are Jun 17, 2024 · The Acura Integra did receive a B18 engine from 1990 to 1993, but it didn't have VTEC. If you were gonna boost it i would go with the b18 so u wouldn't have to sleeve it. Being that vte Precise CNC-machined, Acura/Honda B16, B18A, B18B, and B20. But I've never had any issues that I know of* with any of those engines. 3˝. Nov 13, 2006 · but you caint go by those hp rateings on the b20 cause thats with the long intake and small exhaust mani and dont forget the ecu maps. The distinction between them was the cylinder block deck height. We havn't raced, however, his car feels much better down low and in the midrange, and has better power up top as well. Someone posted dyno tests showing all the differences with b20 b18 and b20z. its only like 200 dollars more than the LS. 4[/quote] Oct 26, 2004 · The only hitch really will be your piston deck clearance using a GSR crank and ITR or GSR rods inside a B20 block since the deck height will be slightly different than a GSR block's. What makes the Jun 11, 2007 · If you are talking b20/vtec vs a b18c, then it is a different story. - thicker wall B20 - better torque - like my current set up, ppl saying i'll get more hp for using B20B/Z So despite of the pricing issue, which one will Nov 18, 2022 · If price is a serious consideration for you in deciding between the Honda B16 vs B18, the B18 – especially the B18B – is the more budget-friendly option. Jan 7, 2004 · In 1975 Volvo introduced a new engine, which clearly is somewhat based on the B18/B20 pushrod engine. b20 head on b21 block raises compression to about 10. Motor was shot so I picked up a B16A. youtube. ? I have heard a lot about them recently, and I have done much seaching and have come up sorta short. Non on the B20. Volvo B18 är en rak 4-cylindrig stötstångsmotor med toppventiler som togs fram av Volvo. what about with a b18 head? Power wise and bolt-on upgrades wise would I be better getting a k20? I think that would be Acura Honda Billet Block Girdle W/ Dowel Pins B16 B18 B20 B-Series LS Vtec Integra Description: Our Brand New Girdle & Dowel Pin Kit is designed to add strength and rigidity to your engine block. 900 (226mm) deck height and 84. ls or gsr or typer puttin ga b18b head on a b20b block is probably the smartest thing u can do, it'll also raise ur cr alittle bit as well and the intake valves are bigger. Resleve it upto 86mm NA or 83-84mm FI for NA, you cant beat a B18B B20 block at 84-86mm. So yes, using a B20 will give you more power. 3 in). 5mm bore. b21 head on b20 block lowers compression to around 8. Engine Capability. Quote: Just want to double check because I'm thinking about boring out my b18b block to 84mm and use my LS head, and I'm wondering if the LS head's combustion chamber bore would have to be bored out to match the block's new 84mm bore. they both bolt on both blocks identically. K24a2 with a type-s oil pump kit can do around 450-600 stock block all day if you want n/a getting that number might cost some monies, if your on a budget you can go b20 turbo just invent in quality parts which ever way you may go. I know you won't be boreing a D block to 81mm, even sleeved there's not going to be anything left of the sleeve. 85 B20 rod =137mm. The weak point in all the non vtec b series bottom ends is always the rods, specifically the rod bolts, in a mild NA application you can get away with just swapping rod bolts and turning 9k relatively reliably. in terms of better i mean horsepower and torque wise. B18 and B20 are both highly sensitive; however, B20 has a little advantage over B18 due to its smoothness. I used a p72 b18c gsr head. This package consists of Bore, Diamond Hone, Deck RameyRacing H-Beam Rods Wiseco Pistons ACL Race Bearings Balance Blueprint and Assemble B18 - 81. 4 liter difference. I recall that somebody had done a fit of a compact Denso alternator on a B20; but, I have not been able to find that webpage or any reference to a suitable part number. 5 mm (cheapest way to go). Both are built to withstand the extreme cylinder pressures created by boosted applications or nitrous injection. They thought it was the engine that took a shit but it was the fly wheel that was lose. If you bore/resleeve a b18 the cylinder walls will be thinner than those in a resleeved b20. 5mm bore, optional 84. The B20 Volvo immediately succeeded the B18 in most applications, making more horsepower and torque. Apr 30, 2014 · So I just cracked the housing on my LS transmission trying to get it to mate with the B20. Jul 7, 2010 · Hey everyone I have a 95 teg B18 non Vtec but I wanted some help understanding which is better. However, keep in mind that B20's weren't designed to rev high and don't usually like to sit in the high rev range for too long. Nov 27, 2012 · The only thing that should hold you back in any way is that boosting a b20 isnt a good idea due to sleeve design (the only real difference between a b20 and a b18 is the sleeve design and the pistons/rings). 5mm , the B20+ block have a 226 mm deck height, so the B20+ block have 14. com/channel/UChrn75HL4m9C0OMiLzBQl1g/joinClick to subscribe for more of the As far as the cranks go, i think the B18 and B20 are the same crank and rods, the only difference is in the sleeves and piston diameter. Newer B20Z's have a knock sensor, but you wont use it. I say b18 all the way. b20b is 84mm. Here is a comparison, between b17, b18 and b17/18 hybrid rods b17 vs b18 rods: Jun 7, 2009 · whether b20b is great or not, is subjective. 9 mm (8. qtcyo ultml jbsut kqsf kmxxh jcj jxzpkag yuywto sdhdw dlnrw