JE Pistons

312121

JE Pistons (312121) Piston, Set of 8

Forged

Chevrolet > All Models > Small Block > GM LS
** 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 CID: 413; Bore: 4.005; Stroke: 4.1; Rod Lgth.: 6.125; Block Ht.: 9.24; Comp Ht.: 1.065; Head Cubic CM (64cc): 13.2; Head Cubic CM (68cc): 12.5; Head Cubic CM (70cc): 12.2; Dome Vol.: 3.3; Oversize: .005 LS2; Ring Set: JG3108-4000-7; Oil Rail Support is Included Made to Order

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