SKU: PTS514A3
Wiseco Big Block Chevy 454 Dome 21cc 1.645in CH Piston Shelf Stock Kit
The Wiseco PTS514A3 Pro Tru Street Piston Shelf Stock Kit. Engineered for racers and performance enthusiasts, this premium piston set is the undisputed leader in high-performance forged pistons, delivering unmatched strength, durability, and power. Whether you’re building a street beast or a track-dominating machine, the Wiseco PTS514A3 is the best choice for maximizing horsepower, ensuring reliability, and achieving superior performance over all other options on the market.
Why Wiseco?
The Wiseco PTS514A3 stands head and shoulders above the competition due to its cutting-edge engineering and premium materials. Forged from high-strength 4032 alloy aluminum at Wisecos state-of-the-art facility in Mentor, Ohio, these pistons are designed to withstand the extreme demands of high-compression and high-horsepower BBC 454 builds. Unlike cast or lower-grade pistons, the PTS514A3s forging process enhances material density and grain alignment, providing exceptional resistance to impact, fatigue, and thermal stress.
Key performance advantages include:
ArmorGlide Skirt Coating: Reduces friction, minimizes wear, and ensures quieter operation, giving your engine smoother performance and longer life.
21cc Dome Design: Optimizes compression ratios (9.8:1 at 112cc, 9.3:1 at 119cc) for explosive power output and efficient combustion.
Lightweight Yet Robust: Precision-machined to reduce reciprocating mass while maintaining structural integrity, improving throttle response and RPM potential.
Complete Kit: Includes everything needed for a seamless rebuild, saving you time and ensuring compatibility.
No other piston kit matches the Wiseco PTS514A3s blend of race-proven technology, American craftsmanship, and all-inclusive value. Its the top choice for BBC enthusiasts who demand the best.
Included:
The Wiseco PTS514A3 is a comprehensive piston shelf stock kit designed for ease of installation and maximum performance. Each kit includes:
- 8 Forged Pistons: 4.280-inch bore, 1.645-inch compression height, +21cc dome volume, designed for Big Block Chevy 454 engines.
- Piston Rings: Premium ring set with 1/16-inch top ring, 1/16-inch second ring, and 3/16-inch oil ring for superior sealing and oil control.
- Wrist Pins: High-strength chromium alloy steel, 0.990-inch diameter, floating pin style for enhanced durability.
- Spirolox Retainers: Securely lock wrist pins in place, ensuring reliability under high RPM.
- Piston Pins and Clips: Complete set for a full engine rebuild, eliminating the need for additional purchases.
Part Number: PTS514A3
UPC: 193564093202
Replacement Piston Part Number: 5514AS
Ring Set Part Number: 4250H
Fitment:
The Wiseco PTS514A3 Piston Kit is specifically engineered for Chevrolet Big Block 454 engines. It is compatible with the following specifications:
- Make: Chevrolet
- Engine: Big Block Chevy (BBC) 454 cubic inch
- Bore: 4.280 inches
- Stroke: 4.000 inches
- Rod Length: 6.135 inches
- Compression Height: 1.645 inches
- Pin Diameter: 0.990 inches
- Compression Ratios:
- 9.8:1 with 112cc chamber
- 9.3:1 with 119cc chamber
- Model Years: Fits a wide range of BBC 454 applications, including but not limited to:
- Chevrolet Chevelle (1965-1975)
- Chevrolet Camaro (1967-1972)
- Chevrolet Corvette (1965-1974)
- Chevrolet Impala (1965-1976)
- Chevrolet Nova (1969-1972)
- Chevrolet C/K Trucks (1965-1990)
- Other BBC 454-equipped vehicles (verify fitment with your engine builder)
Note: Always confirm fitment with your engine builder or Wisecos technical support, as modifications or custom builds may affect compatibility.
