Piston and Ring - Dome - Forged - 4.280 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Plus 21.00 cc - Big Block Chevy - Kit

Wiseco Pro Tru Street Chevy Big Block 4.280in Bore 1.270in CH 21.00 CC 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.

Additional Information

Wiseco Chevrolet Big Block Piston Set, 4.280 in. Bore, 1.270 in. Compression Height, 0.990 in. Pin Diameter, Pro Tru Street, Set of 8.

Part Type

Engine Piston Set

• 4032 Forged Aluminum
• 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

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Reference Information

Pistons, Pro Tru Street, 4.280 in. Bore, 1.270 in. CH, 0.990 in. Pin, w/Spirolox, ArmorGlide Skirt, 4032 Forged Aliuminum, Chevy, Big Block, Set of 8