Wiseco RED0003X1 Chevy Small Block RED Series Forged Piston Set Bore - 4.135in

The Wiseco RED0003X1 is a complete 8-piece forged piston set for the Chevrolet Small Block Gen I engine, featuring a 4.135 in. bore, 1.250 in. compression height, and a 0.927 in. wrist pin diameter. Part of Wiseco's RED (Race Engineered Design) series, these pistons deliver the strength and precision required for high-performance street and racing applications.

Key Features:

• 2618 Forged Aluminum Construction — Engineered, forged, and machined in the USA from 2618 aluminum alloy, providing the tensile strength needed for performance racing and power adder applications including forced induction and nitrous
• Dedicated Engine-Specific Forgings — Optimized strutted design maximizes strength-to-weight characteristics for each specific engine platform
• ArmorGlide Skirt Coating — Reduces operating friction and noise while minimizing skirt and cylinder wall wear for extended service life
• Horizontal Slot Pin Bore Oiling — Maintains optimal wrist pin and small-end rod lubrication, critical for durability under sustained high-RPM use
• Accumulator Groove — Helps maintain consistent ring seal and power output
• Premium Rings Included — Complete set includes rings; no additional sourcing required

The Wiseco RED Series piston kits are designed for a wide range of popular domestic V8 platforms, from drag racing to circle track competition. RED Series pistons offer the ultimate balance of performance and value for builders who demand race-proven quality without compromise.