Wiseco Chevrolet LS 3.903in Bore 1.335in CH 4.00 CC Pro Tru Street Piston Set

Our Pro Tru? Street series pistons are forged from 4032 alloy aluminum in Mentor, Ohio and includes rings, pins, and clips for an all-inclusive rebuild. For any build budget, Wiseco has the piston to get you on the road or down the track.
Wiseco Chevrolet Big Block Piston Set, 4.310 in. Bore, 1.645 in. Compression Height, 0.990 in. Pin Diameter, Pro Tru Street, Set of 8.

• ArmorGlide Skirt Coating: Seizure resistant, Friction Reduction, and Quieter Operation
• AS-Forged Dome with Crown Features & Oil Drain Backs
• Chromium Alloy Steel Piston Pin & Spirolox Included
• 4032 Forged Aluminum

Appropriately dubbed the RED? series, these forged pistons utilize Race Engineered Design? to offer the strength and durability performance engines need with precision-machined features to provide a competitive edge. RED? series piston kits are available for range of popular, domestic V8 platforms, the cornerstone of racing and performance from drag racing to circle track.
Wiseco Chevrolet LT1 Piston Set, 4.065 in. Bore, 1.326 in. Compression Height, 0.943 in. Pin Diameter, RED Series, Set of 8.

• Engineered, forged, and machined in the USA from 2618 aluminum for tensile strength needed in performance racing and power adder applications
• Horizontal slot oiling in pin bores maintain optimal wrist pin and small-end lubrication, critical for long service life
• Dedicated forgings allow for optimized, engine-specific strutted design to maximize strength-to-weight characteristics
• ArmorGlide skirt coating reduces operating friction and noise while also reducing skirt and cylinder wear
• Each part number includes premium rings no need for additional sourcing
• Accumulator groove helps maintain consistent ring seal and power