JE Pistons

288921

JE Pistons (288921) Piston, Set of 6

Pins

For BMW

JE Pistons are specifically engineered for extreme applications up to and including professional competition. In this environment higher compression ratios extreme boost levels and heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy found in every JE Piston. 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 JE ProSeal Piston Rings are included with your JE Pistons Bore: 86.5 Oversize: 0.5 Stroke: 85.8 Rod: 135 C/D: 32.8 Head CCs: 32 C/R with .069 Gasket: 11.5:1 Dome CCs: -9.3 Skirt: R Ring Set: JG1006-3405

STRAP AND BOLT KIT FOR 1310/1330 SERIES YOKES
Brembo GT R Big Brake 1N2 8509AR 1N2-8509AR
Mix me 4293