JE Pistons

170877

JE Pistons (170877) Piston, Set of 8

Forged

For Big Block Ford

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 Flat Top; .990 wrist pin; Set of 8 Pistons; Recommended Ring Set: J10008-4390-5 CID: 520 Rod: 6.7 Stroke: 4.3 Oversize: 0.03 Comp Height: 1.35 Dome Volume: -3 Gram Weight: 585 Block Height: 10.3 Gram Weight: 577 Bore: 4.39 Comp Ratio @ 80cc: 12.5:1 Comp Ratio @ 74cc: 13.4:1 Comp Ratio @ 74cc: 13.8:1 Comp Ratio @ 94cc: 11:1 Rod: 6.8 Stroke: 4.5 CID: 545 Comp Ratio @ 80cc: 13:1 Comp Ratio @ 94cc: 11.4:1

Namura NA-10001-1K 86.25mm Top End Kit
Bosch SP0F000029 Sport Tachometer White
Mix me 1166