JE Pistons 213105 18deg Dome

JE Pistons 213105 JE Pistons; 18deg Dome; Solid Dome Design; Oil Rail Support is Included; Set of 8 Pistons; Recommended RingSet: J10008-4135-5

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:

• CID: 430
• Comp Height: 1
• Comp Ratio @ 58cc: 15.9:1
• Comp Ratio @ 76cc: 14.5:1
• Stroke: 4
• Block Height: 9
• Bore: 4.135
• Oversize: 0.01
• Comp Ratio @ 64cc: 15.2:1
• Dome Volume: 2.5
• Gram Weight: 437
• Rod: 6

Fitments:

• Chevrolet 400 Small Block (1970-1980)