JE Pistons

311916

JE Pistons (311916) Piston, Set of 8

Forged

Chevrolet > All Models > Small Block > LS7
** NOTE : PRODUCT IMAGE MAY NOT BE VEHICLE SPECIFIC

For over 60 years JE Pistons has been the industry leader in forged racing pistons for Chevy Ford Mopar and Buick engines. Application Specific Forgings for an Optimized Uniform Crown Thickness Contact Reduction Groove to Minimize Frictional Drag Accumulator Groove for Increased Top Ring Stability and Sealing CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength Honed Pin Bores Double Pressure Fed Pin Oilers and Wire Locks Included Std Bore 4.125 STOCK ROD MUST BE HONED TO ACCEPT .927in. DIA PIN. MILLING OF ROD BALANCE PAD MAY BE NEEDED DUE TO VARIATION FROM FACTORY. LSA & LS9 Engines require oil squirter location modification for clearance CID: 427 Bore: 4.125 Stroke: 4.00 Rod Lgth.: 6.125 Block Ht: 9.24 Comp Ht: 1.115 Head cubic CM 70 Compression Ratio: 9.0 Dome Vol: -30.0 Oil Rail Support is Included Oversize: STD Ring Set #: JG31F8-4125-2

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Mix me 1186