Wiseco 5504A3 Pro Tru Street Forged Piston 4.030" Bore Small Block Chevy

The Wiseco 5504A3 Pro Tru Street piston delivers affordable high-performance engineering for small block Chevrolet street builds. This single forged 4032 aluminum piston is designed for the serious enthusiast who demands precision-machined quality without compromise.

Key Features:

• Forged 4032 aluminum construction for superior strength and heat resistance
• 4.030 inch bore diameter with 1.425 inch compression height
• Flat top piston design with symmetrical valve reliefs
• Complete with chromium alloy steel wrist pin (0.927" diameter) and Spirolox retainers
• ArmorGlide skirt coating extends piston life, increases horsepower, and reduces friction
• Oversized, radiused valve pockets accommodate high-lift cams and oversized valves
• Precision-machined in the USA at Wiseco's Mentor, Ohio facility
• Compatible with 3.750 inch stroke and 5.700 inch rod length applications

What's Included:

• One forged piston
• Wrist pin and Spirolox retainers

Note: Piston rings sold separately (Ring Set Part Number: S100S1-4030-5). Wiseco's proprietary ArmorGlide coating provides tighter dimensional tolerances than typical spray-on coatings while reducing engine noise and friction. Engineered for street performance applications where reliability and power matter.