JE Pistons 182007 JE Pistons; 23deg Dome; Oil Rail Support is Included; Set of 8 Pistons; Recommended RingSet: J10008-4060-5
JE Pistons - Domestic: For over 60 years, JE Pistons has been the industry leader in forged racing pistons for Chevy, Ford, Mopar and Buick engines.
Features:
- 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
Specifications:
- Block Height: 9
- Gram Weight: 432
- Dome Volume: 9.5
- Rod: 6
- CID: 388
- Comp Height: 1.125
- Oversize: 0.06
- Comp Ratio @ 58cc: 14.8:1
- Comp Ratio @ 76cc: 11.5:1
- Bore: 4.06
- Comp Ratio @ 64cc: 13.5:1
- Stroke: 3.75
Fitments:
- Chevrolet 305 Small Block (1977-2002)