SRP 271055 Pro Piston and Ring Set for Small Block Chevy 4.030 Bore

SRP designed this 271055 Pro Piston and Ring Set for Small Block Chevy engines. These forged 2618 aluminum forged side relief (FSR) pistons have minimal thermal expansion making them perfect for a high-performance daily driver or street/strip application.

All SRP Pro pistons include an anti-friction skirt coating, accumulator groove, premium ring sets, high quality wrist pins and locks.

SRP 271055 Pro Piston Set Specs:

• For Small Block Chevrolet engines
• Piston Material: 2618 Forged Aluminum
• Bore Diameter: 4.030 in.
• Stroke: 3.750 in.
• Rod Length: 5.700 in.
• Compression Height: 1.425 in.
• Piston Style: Flat Top with Two Valve Reliefs
• Wrist Pin Retainers Included: Yes
• Piston Head Volume: +5cc
• Cylinder Head: Chevrolet 23 Deg 20/30
• Wrist Pin Diameter: 0.927 in.
• Piston Rings Included: Yes
• File Fit: No
• Gapless: No
• Top Ring Thickness: 0.048 in.
• Top Ring Material: Steel
• Second Ring Thickness: 0.060 in.
• Second Ring Material: Cast Iron
• Oil Ring Thickness: 0.119 in.
• Oil Ring Material: Chrome Plated Carbon Steel
• Quantity: Sold as a set of 8

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