JE Pistons

257945

JE Pistons 257945 Dished Piston Set for Big Block Chevy

Pistons

JE Pistons 257945 BBC Dished Piston Set, 4.600 Bore -20cc
Dimension LxWxH : 11x25.4x6

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 Inverted Dome; Oil Rail Support is Included; Set of 8 Pistons; Recommended Ring Set: J100L8-4600-5 Bore: 4.6 Comp Ratio @ 118cc: 8.8:1 Block Height: 9.78 Comp Ratio @ 110cc: 9.2:1 Gram Weight: 608 Stroke: 4.25 Comp Ratio @ 124cc: 8.5:1 Rod: 6.385 CID: 565 Dome Volume: -20 Oversize: 0.134 Comp Height: 1.27

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