JE Pistons

257669

JE Pistons (257669) 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 Inverted Dome; For Stroker Motor; For M-6049-SCJ Heads; .990 wrist pin; Set of 8 Pistons; Recommended Ring Set: J100F8-4440-5 Stroke: 4.3 Bore: 4.44 CID: 532 Comp Height: 1.35 Comp Ratio @ 72cc: 10:1 Dome Volume: -39 Oversize: 0.08 Gram Weight: NEW! Block Height: 10.3 Rod: 6.8

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