WebAug 13, 2003 · Joined Oct 23, 2002. 11,400 Posts. #2 · Aug 13, 2003. these pistons are TRW`s, they have a dome of .100. They would have around a 9.7:1 compression ratio or … WebJun 6, 2024 · Saskatoon, SK. You’ll likely break the crank before the pistons. 11.40 @122 though without juice! They’ll make good power. Relatively heavy compared to newer …
Old TRW piston numbers Performance Boats Forum
WebFeb 17, 2024 · gregb said: Oval track and Racing w/5.7" rod and stock stroke. Comp ratio with 57cc head-14.0, with 64cc head-12.5, with 68cc head-11.8, with 76cc head-10.7, that's with .005 deck clearance and .039 compressed gasket, according to TRW circa 1989. The 2457 number is for cyls 1,4,5,8. 2458 for the rest obviously. WebJan 14, 2010 · Looked it up, this is a 12.5cc dish forged piston for a stock short 5.565" rod 400 SBC, listed as 9.25-1 compression with 64cc heads. Uses standard 5/64", 5/64", 3/16" ring package. Can be used with a 350 crank and 5.7" rods in a 400 block to make a 377 also. These pistons are quite heavy, 620 grams. iron on embroidery patterns transfers
dome piston id. l2304 030 Hot Rod Forum
WebFind many great new & used options and get the best deals for TRW BBC 396 402 375hp Forged Aluminum Pistons Closed Chamber L2328 at the best online prices at eBay! Free … WebPart Number Available Sizes Ring Pack Description Compression Ratio AMC 401 50.6cc 56.5cc 58.0cc 58.6cc L2380NF 30, 40 5/64-5/64-3/16 .170" Dish 10.56 9.95 9.81 9.76 … WebDec 3, 2005 · I have used a similar piston (L2352F) for low dollar 400 SBC built ups. This piston has a 12cc dish about .085 deep, after milling .135 it would become a flat top. There is material enough to cut valve pockets, if i recall correctly it's almost .400 thick. The top ring is about .115 down after cutting. port out pin for verizon