NHRA Accepted Products Table of Contents - NHRA.com
NHRA Accepted Products Table of Contents - NHRA.com
NHRA Accepted Products Table of Contents - NHRA.com
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CID YEAR PISTON# FACTORY HPMINIMUMCOMPRESS.HEIGHT<strong>NHRA</strong> <strong>Accepted</strong> <strong>Products</strong>PINDIA.RING GROOVESMIN DISTANCEFROM TOP OFUPPER RINGGROOVE TOTOP OF PISTON*Refonly*PISTONWEIGHT*Refonly*RODWEIGHT*Refonly* PINWEIGHT*Refonly*RING SETWEIGHTMINIMUMASSEMBLYWEIGHT138 88-89 150 1.215 0.866 1.5, 1.5, 3.0 0.242 394 670 70 29 1163VENOLIA 138ROSS 105405Assembly Weights with ComponentsUpdated Feb 3, 2010OldsmobileAssembly consists <strong>of</strong> rod, piston, pin, <strong>com</strong>plete ring package, & locks if used.Minimum assembly weight shown with *** does not include rod weight231 75 & 77 ALL 1.800 5/64, 5/64, 3/16 0.230 501 655 80 48 1284ROSS 120631260 77-82 105-111 1.550 0.980 5/64, 5/64, 3/16 0.240 578 90 40 708TRWL3037FROSS 104399307 80-89 138-180 1.590 0.980 5/64,5/64,3/16 0.230 538 578 90 48 1254VENOLIA 307STERLING 472PJE 154251CP PISTONS 04-CPROSS 74229350 71-76 ALL DISH 1.585 0.980 5/64, 5/64, 3/16 0.245 480 578 90 48 1196VENOLIA 350-240ROSS 75100CP PISTONS O7-CP350 73-80 HIGH PERF 1.585 0.980 5/64,5/64,3/16 0.245 614 578 90 48 1330TRWL2412CP PISTONS O5-CPROSS 105262Silvolite 1633Page 56 1/14/2014
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