JE Pistons ::::: JE Pistons 281798 Dome for All Pro 13d/GB2000 Heads Set-8 Piston

JE Pistons 281798 JE Pistons; Dome; For All Pro 13deg/GB2000 Heads; Solid Dome Design; Set of 8 Pistons; Recommended RingSet: J75008 -4130-5

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: 407
• Comp Ratio @ 76cc: 14:1
• Comp Height: 1.25
• Dome Volume: -4.5
• Stroke: 3.8
• Comp Ratio @ 64cc: 15.2:1
• Comp Ratio @ 58cc: 16.5:1
• Gram Weight: 478
• Block Height: 9
• Bore: 4.13
• Oversize: 0.005
• Rod: 5.85

Fitments:

• Chevrolet 400 Small Block (1970-1980)