JE Pistons 181911 23deg Flat Top

JE Pistons 181911 JE Pistons; 23deg Flat Top; Fits 3.480 and 3.500 Stroke; 3mm Oil Ring; Set of 8 Pistons; Recommended RingSet: J30008-4030-5

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:

• Comp Ratio @ 76cc: 9.7:1 / 9.1:1
• Oversize: 0.03
• Rod: 6 / 6.125
• CID: 357 / 383
• Comp Ratio @ 64cc: 10.3:1 / 11.1:1
• Block Height: 9
• Comp Ratio @ 58cc: 11.2:1 / 11.9:1
• Dome Volume: -5
• Stroke: 3.75 / 3.5
• Bore: 4.03
• Comp Height: 1.125
• Gram Weight: 391

Fitments:

• Chevrolet 305 Small Block (1977-2002)