Description

Complete Set of Pistons
Bore : 100mm
C/D : 31.8mm
Comp Ratio : 12.5:1
Dome CC : 45.8
Gram Weight : 494
Head CC : 90
Oversize : STD
Rod : 127mm
Skirt Type : R
Stroke : 76.4mm

JE Pistons
Not for Turbo or Nitrous Aps
Set of 6 Pistons
Recommended RingSet: J660U6-3937
Engine :-
Aspiration :- Naturally Aspirated
Vehicle Engine Options :- N/A
Vehicle Interior Options :- H6 Aspiration: N
Vehicle Exterior Options :- Fuel: FI-GAS
Cylinder Type :-
Vehicle Options :- Bore100mm - C/D31.8mm - Comp Ratio12.5:1 - Dome CC
Designed for air-cooled 911 engines with a Nickel Ceramic bore. JE Porsche Pistons are machined from forged 2618 alloy for greater strength. The valve pockets are machined to accommodate high lift cams. and accept the stock stroke and rod length. The ring grooves are precision CNC machined for OEM style rings. (Except 2.7L)
*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
JE Pistons are sold in matched sets.

Tab 1

MPN: JEP-274636