L28 Flat Top Pistons. The cylinders are bored . N42 Head Includes: Used Stock Polishe

The cylinders are bored . N42 Head Includes: Used Stock Polished Cam And Resurfaced Rocker Arms & Lash Pads. 1mm. The vg30 are flat top with 2 valve reliefs adding to about 1cc , and the ka24 have a dish. Sizes available are 86mm and 87mm. 4th L series build for this year. 4 Big End Bore 53 Big End Thickness 26. I originally intended to rebuild it completely stock, but I'm wondering if there's mild modifications that I can make to it to get a bit more power out of it if I'm rebuilding it anyways. 8 if its possible to machine the piston end of the rod to 22mm from 21mm i could use the l20b crank. Jun 13, 2001 · Since L28 pistons are 86mm diam, but L26/L24 pistons are only 83mm you would need to bore your L26 block by 3mm to fit the bigger pistons. Specifically, changing from a dished piston to a flat top piston will noticeably increase compression. More options may be available upon approval. . The rings are NLA, but we have some HERE. 040 overbore sizes. Aug 12, 2016 · I have a set of flat top pistons that I plan on putting in a L28 JDM block that I have. Apr 12, 2025 · New set of 6 pistons with rings and pins for L28 engines 1981-83 Datsun 280ZX. 5 Piston End Bore 21 Piston End Thickness 25. 020 280Z 280ZX - 800-293 (). Mismatched set, #2 rod has been replaced at sometime. Pin height is the same as all other L engines, 38. We can make these pistons to any bore size specification please enquire. Any information on Apr 19, 2014 · If boring it to 87mm and going with the flat-top ZX pistons (or even the 240sx ones) is the better way to go, I'll go that route. With just flat tops you will be running around 9. These were OE on the 1981 1982 1983 non-turbo USDM 280ZX S130. 6 Cylinder JE Custom Forged Piston Set - Dish, Flat or Dome - with or without valve pockets. Dec 12, 2009 · ok so. Flat or Dish with Valve Pockets. Dec 17, 2025 · Newbie Porting Questions: I purchased a set of 45 DCOE for my Datsun 240Z that has a bigger and higher compression L28 engine (F54 block, flat top pistons, E31 head). L16T The L16T was basically the same as the L16 but had twin SU carbs, flat top pistons (same as ones used in 240Z) and a slightly different head. Nov 19, 2009 · Hi guys! I'm rounding up parts for an L28 88mm piston bottom end for a build up to compliment my modified top end and would like some advise on pistons. Piston Set of 6 Pistons L28 . 8-10. Even has original piston ring instruction manual. the way I know is because I stripped and rebuilt that L28! The N42/F54 block and N42 head combo comes with dished pistons. I believe these are +1MM oversize. 2mm head gasket?? not sure if thats Mar 2, 2014 · Hi, As the title said, I' m looking for L28 . 5 or 1 point max raised CR from stock L28 flattops that will work with modified E31 6 Cylinder JE Custom Forged Piston Set - Dish, Flat or Dome - with or without valve pockets ALL JE Forged Piston Sets are Supplied complete with Pins Locs and JE ProSeal Rings Oct 14, 2004 · To get high compression you either have to use the flat top pistons out of the 82 type "F54" bottom end with an early head N42/N47 or again usethese pistons with the P79/P90 head shaved . New set of 6 pistons with rings and pins for L28 engines 1981-83 Datsun 280ZX. com/licenses. Includes Rings. It produces 109 PS (80 kW; 108 hp). Aug 23, 2018 · L18 +. New set of 6 pistons with rings and pins for L28 engines 1981-83 Datsun 280ZX. Thanks, Pete May 23, 2018 · Hi all, In short, can you run flat top pistons (whether it is standard 86mm bore or oversized at 87/87. 040" oversize. Dec 31, 2022 · Based on your stated requirements, I'll suggest stock L28 rods, L28 flat top pistons (oversized if you desire) which will then give you more room in the budget for stuff that will make a much bigger improvement. 030 pistons vs L28 flat top 86mm for budget rebuild By mccuistion August 23, 2018 in Engine 4th L series build for this year. Total-Seal Gapless Rings - . Apr 13, 2004 · This way you can do the piston change right, and maybe build a little beefier engine, maybe bore it, flat tops, new cam, turbo oil pump, etc 3. These pistons use a thinner ring set than stock and with that reduced friction, ring manufacturers claim about 10HP advantage over stock. Great Compression (10/1), Great Power 180 HP+. If you use a N42 head with a flat top piston F54 block, CR ratio's are too much for pump fuel and avgas has to be used. Anyone know the weight of these pistons? ( I found this , KA25 piston 376g , pin 110g. Options depend on your purchase amount, and a down payment may be required. 06mm head gasket, Haltech EFI and a Garret GT3271 turbo, wastegate minimum pressure at 10psi (will be left there) the Ozdat engine design utility indicates that my comp ratio will be 10. State notices to consumers: affirm. For a start in piston selection, take a look at the KB224 for BBC: flat top, CD = 1. 0 to 1 CR. 8L L6. Good fuel economy (considering 45mm webbers and 4:38 Oct 28, 2011 · My combo is a N42 head on a L28 block, flat top pistons and a Nismo MLS . NOS, never even removed from plastic. I just want a responsive motor that isn't afraid climb, rather than a powerhouse. F54 blocks with flat top pistons had the p79 head for non turbo applications. Rare find. Pistons, Rods, Etc. Stock replacement cast piston. SR20DE flat top pistons = 86mm bore pin height is 32mm but the wrist pin is 22mm Z22E rods Length 149. These are 86mm in standard size. 030″ oversize. Any thoughts? Product Information: Part number: #10-KAME-312-885 10-KAME-312-890 10-KAME-312-895 Make/model: L28 Descriptions: Forged street piston set by Kameari For Nissan L28 3. 5mm) in their N42 equipped head on their L28? No head work and a stock/mild cam? The general consensus is that no, you can't due to poor head design resulting in pre-ignition - however, a lot of 4th L series build for this year. - Performance Brands Home / Performance Brands / Dec 20, 2005 · » Reduces the piston compression distance to about 1. S. True flat top for a higher compression. The Skirts have a wider profile to increase stability at high RPM's The pistons have an accumulator groove between the first and second ring. from Nissan Motorsports, but were OE on some models of the European 280ZX's Oct 29, 2006 · I want to replace my original dished pistons with flat top pistons in my '79. L28 Bore size 87mm, Flat top piston set supplied complete with rings, pins and clips Manufactured to order in 4 weeks. 020″ and . Also what about a 3. Flat top pistons for the L28 L28E engines. This is a true flat top piston. Size is 86mm, which is STD for the L28, but they can be used in many other L-series engines with the proper calculations and machine work. Aug 27, 2025 · This engine piston kit from ITM Engine Components is the perfect replacement for your 1981-1983 Nissan 280ZX 2. I am building an NA L28 and I want the flat top piston for higher compression ratio. - Customer Specific Special Order Set - JE CUSTOM MADE Forged Pistons - JE Pistons - Forged Pistons and Piston Rings - Performance Engine Components. I dont know this brand and I want to be sure of what I buy first, since the engin will be floored very, v Jan 13, 2006 · Most of the racing flat top pistons for L28 in the US have a higher pin height to work with the L24 rods. Domed Pistons Upcharge. Piece of history! Part number Nissan 12010-P7917. These pistons can be installed in any L28 non-turbo block; however, care should be taken when changing piston design. Set of 6 pistons with pins and rings. I have a Megasquirt that I will be using for this engine. Beside L28s are very easy to come by and the money you spend to turn a L26 into a L28 could be used to turn a L28 into a bad *** sreaming little motor Mar 14, 2003 · Shaved P79 on Flat-Top L28, Piston to Valve clearance? By Guest DaneL24 March 14, 2003 in 6 Cylinder Z Forums Feb 3, 2007 · Hi, Have searched L28 Pistons without joy. com/lenders. L18 have the same pin height, a 85mm bore and a 4. The kit includes a piston ring set, wrist pin, and all necessary components for a seamless installation. If you're just thinking cast cheapies, then this wouldn't apply. 36cc dish. 2mm skimed off the piston and I'm not sure if that's too much. 1 liter, people bore L28s to 89mm all the time 3mm over, so 3mm over on a L26 is possible but should checked with sonic testing. I know a lot of people say compression will be astronomical with one of the smaller combustion chamber heads (E31, '71-'72 E88, N42, N47) on an L28 with flat-tops, but it just ain't so. Quote Sep 1, 2014 · Hi everyone - My new L28 has these pistons with a raised circular dome on them. 03, is that too high for a streetable car? The head does have a performance cam in it. 5 to 10 compression Headers, 2 1/2 Magnaflow Exhaust, Stage 3 camshaft Custom Twin 50 mm SU Carbs by Z Theraphy MSD ignition, Electronic Distributor, 4 Row Radiator, Planetary Starter 87mm flat top pistons in N42/N47? Hey guys, I have a spare L28 (N42 block, N47 head) that I'm working to rebuild. 5:1. So I now ask the question, Where do you guys buy L28 plus . Dec 15, 2025 · More to explore : Shop Top Sellers and Highly Rated Products in Pistons & Rings Best Sellers Enginetech BB253J Reman Engine Connecting Rod Bearing Set Enginetech C96008 Reman Engine Piston Ring Set Enginetech C10218 Reman Engine Piston Ring Set 13011-37110 Toyota Ring Set Piston 1301137110 Genuine OEM Part Enginetech R40058 Reman Engine Piston Mar 15, 2001 · The larger combustion chamber volume heads (P79, P90, P90a (aka P99)) offer pretty weak compression even with flat-top pistons, 8. ALL JE Forged Piston Sets are Supplied complete with Pins Locs and JE ProSeal Rings. Thanks Original crew chief VIPS race car Painted BRE Blue 5 years ago by “Cheeseburger. 08 and on 2. 0L engine using L20 (6-cylinder) connecting rods High compression Comes with piston rings, pins, and clips Pin diameter and length: 21mm x 50mm Pin heig What options do I have I’m looking to buy a set of flat top pistons with floating pins . I put later cam with oil passage by the way. Available in standard, . These lightweight pistons will wake up your old tired L-series engine and make it rev up quick. Sep 15, 2003 · 1. Jun 27, 2019 · I was wondering what compression I’d get if I were put a u67 head on a l20b block bored 1mm over with l28 flat top pistons, thanks. All I can find are ITM piston. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by these lending partners: affirm. N42 L28 block, L28 connecting rod, N47 head, L28 crank, L28 flat top pistons, 1 mm head gasket or 2. Mar 4, 2024 · Engine Piston Kit ITM RY6134-040 fits Datsun Nissan 280z 280zx L28 Flat Top 87mm 240z 260z S30 By JLuis March 4, 2024 in Parts for Sale Find many great new & used options and get the best deals for Nissan L16 / L28 Pistons Flat Top Wiseco Piston Kit Part# Asc-03611 Rings at the best online prices at eBay! Free shipping for many products! Dec 3, 2009 · Stock bore and stroke flat top piston (late) L28 E31 head (unported but cleaned up) with larger 280Z valves Colt cam - 510 lift 280 duration advertised Nissan Motorsport? header 2. Don't know if it is right. like some head work and a mild cam. 040 87mm flat top pistons, as we have only one source in Oz and that's SWR. 6 to 1 compression Engine runs very strong up to 7000 RPM. Backing of timing will "solve" this but at a cost: less HP and to Non-USA bump-top pistons for the L28 L28E engines These were only available in the U. 525” for a useful weight savings » Slightly reduces piston acceleration This should allow an advantage in peak power. These pistons will fit in all L28 engines 1975-83 , the only difference is the 81-83 piston has different width rings on the top. New set of Ross Racing forged flat top pistons for 87mm bore. 020 oversized flat top piston. Jun 30, 2023 · 6x NOS Nissan pistons and rings for Datsun Nissan L28 engines. Please note: ALL JE Custom Pistons are currently 7-8 Week lead time to make. I am trying to determine how 4th L series build for this year. N42 L28 block, L24 connecting rod, N47 head, L28 Dished pistons, 1 mm head gasket The compression ratio on 1. 990” pin for more weight savings and moderate cost. read more Dished Engine Piston Set New L28 Block Dished Top Engine Piston Set. 020 or 0. Oct 9, 2009 · I have done a L24 block bored up from 83MM to 86MM and put L28 flat top pistons, L28 crank, and rods with E88 (1971-72 type). 460 cam, Zstory headers, EMU classic ecu. ” Rebello N42 Ported Head Balanced L28 flat top pistons Bored . (The one on the right in the pic - borrowed from a hybridz. 080" with the cam towers shimmed and use the longer N47 valves. 5" exhaust 45mm Webbers recurved 280ZX distributor 10. Oct 23, 2016 · F54 blocks with the p90 had dished pistons for the turbo applications. is 10. Stroke if other than stock. 4:1 Top End Performance - JE Forged Piston Set for Datsun L24-L28 Engines. 40 over with 9. Applications: Nissan Bluebird (510) - At least in European version, where it was known as Datsun 1600SSS (P (L)510), 1968 –1972. Can someone provide me a part # for the flat tops? Or what engine the flat top pistons are from? Also, what is the compression ratio difference between the dished and flat Apr 16, 2015 · This limits even using flat top pistons if you want a larger displacement L4 and a round-bowl type dish would give up quench, so the configuration of the 3VZ-E piston top might be useful. Jan 6, 2004 · Anyone know a good source for cast L28 flat top pistons besides Nissan? I'm looking for a 0. it is 11. While this has been done without problems by some, it is generally recommended to have the block ultrasonically inspected before boring to ensure there is sufficient cylinder wall thickness to cope. This would you will some other mods, intake exhaust blah blah blah to 160-170 at the wheels, a noticable increase none the less 6 Cylinder JE Custom Forged Piston Set - Dish, Flat or Dome - with or without valve pockets ALL JE Forged Piston Sets are Supplied complete with Pins Locs and JE ProSeal Rings I stumbled across an L28 block from a 280zx with flat top pistons, but after pulling the head off, I noticed that even at TDC, the pistons don’t come completely flush with the deck of the block like they do on my L24. I've read a lot about the flat tops and a N42 head and this combo will detonate easy. Make/model: L24 ~ L28 Descriptions: Forged racing piston set by Kameari For Nissan L24 ~ L28 engines Two piston types available with different valve recesses: A Type / B Type Race spec high compression pistons Comes with piston rings, piston pins, and clips Lightweight pin Pin diameter and length: 21mm x 46mm Pin height: 28mm Datsun / Nissan 280Z normally aspirated forged piston set. I currently have 86mm pressed pin and rods . org thread) Does anyone know what volume the raised dome has? I need to figure out if it's significant in compression ratio considerations. Need flattops or slightly domed for . New set of 6 pistons with rings & pins for L28 engines 1975-79 Datsun 280Z. His a straight cast pistons and with todays technology, one or I would think hypereutectic pistons must be available so May 6, 2011 · The ka24 will have to have 2. These are rare, desirable flat top pistons. Designed with OE/OEM part number RY6134, this kit is made with top-quality materials for reliable and long-lasting performance. using a 1. Whether you're restoring your vintage Nissan Dec 16, 2008 · In a previous zed I had a F54 block and P90 head with flat top pistons. Rates range from 0-36% APR. Find many great new & used options and get the best deals for Datsun 280z 1975-79 L28 Piston Set 87mm Ross Forged Racing 1307 at the best online prices at eBay! Free shipping for many products! 4th L series build for this year. Aug 27, 2025 · Nissan, Datsun 240z, 280z, L18, L20, L-Series Pistons 86mm 87mm. Seems like an odd combination, anyone know what this combination would be good for? Jun 27, 2017 · After reading through numerous threads, I stuck with dished pistons vs flat top (recently rebuilt my l28 n42/n42). YMMV, but the rest of the engine needs to be equipped to handle the increase in compression. Jun 7, 2001 · L24 pistons are same only flat top. They are so rare For sale set of Datsun/Nissan L28 rods and 87mm flat top pistons used but serviceable. Aug 8, 2016 · Hi all, So I've found out my motor is an L28 with the F54 block, P90a Head and flattop pistons. 52” (just below zero deck), and . L28, Flat top pistons, P90 head, Steve Bonk .

d8nw4
a8enwdos
lmelbhn1
uzytvlhi
cnk0jb9rvi
unzyk1u
jbfuh7j
wxjsr7
nzopevaid
wpq7s4cz