Upgrade your Chevrolet Big Block engine with the Wiseco PTS514A3 Engine Piston Set, engineered specifically for performance and reliability. Made from top-grade 4032 alloy aluminum, these pistons ensure excellent thermal stability for both street and track use. The Pro Tru Street series combines durability with optimized design for enhanced power and fuel efficiency. This piston set includes eight pistons, each with a 4.280-inch bore and a 1.645-inch compression height, making it an ideal choice for serious car enthusiasts and professional mechanics who demand nothing less than excellence. The featured Armorglide? Skirt Coating reduces friction, lowering operational noise and extending engine life, while the chromium alloy steel piston pins and Spirolox? rings provide secure fitment and superior stability. These attributes, collectively, make this piston set indispensable for any Chevy Big Block 454 owner looking to maintain peak performance or embark on a major engine rebuild. Installation is straightforward with the inclusion of wrist pins, clips, and rings, ensuring you have everything necessary for a comprehensive upgrade.

• Armorglide skirt coating for seizure resistance
• High-strength 4032 forged aluminum pistons
• Chrome alloy steel piston pins included
• Optimized dome for efficient oil drainage
• Floating wrist pin style enhances durability
• All-inclusive kit with rings, pins, and clips

Bore Diameter:	4.280
Compression Height:	1.645
Engine:	Big Block 454
Piston Material:	4032
Piston Quantity:	8
Wrist Pin Outer Diameter:	0.990
Top Compression Ring Thickness:	1/16
Engine Type:	ICE
Piston Volume:	21.00
Weight:	17.6000 lbs.