JE Pistons Kit 632 BBC FT LG B:4.625

Product features:

• Block Height: 10.195 in
• Bore - Actual: 4.625 in
• Bore - Oversize: 0.025 in
• Build Type: Build on Demand
• Compression Height: 1.12 in
• Compression Ratio - Actual: 14.6 @ 77cc
• Country of Origin: USA
• Cylinder Head: Big Chief 12 DEG/14 DEG
• Displacement: 638 ci
• Dome Volume: -7.3 cc
• GTIN: 00193564035134
• Image Info: These images are representative
• Piston Head Type: Flat Top
• Piston Pin Diameter: 0.99 in
• Ring Set Recommended: JG73S8-4625-5
• Rod Length: 6.7 in
• Stroke: 4.75 in
• Weight - Nominal: 0 g

Suitable For:

• Chevrolet Big Block