Wiseco PTS503AS Wiseco SBC 350 Small Block Pro Tru Street Compression Ratio 4.00in Bore 1.560in CH 5.00 CC

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.

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