High Performance Kieth Black Engine Piston Set - without Rings

The Enginetech KB246(8)040 High Performance Keith Black Engine Piston Set is designed for optimal engine performance and durability. Crafted without rings, this piston set features matched weights for perfect balance, ensuring smooth operation and reducing vibration during engine cycles. Constructed with precision to fit 4.000-inch bore diameters, these pistons are ideal for rebuilds and performance upgrades. The set includes pistons with top and second compression ring thicknesses of 1/16 inch and oil rings of 3/16 inch, providing reliable sealing and efficient oil control. The piston pin outside diameter measures 0.9272 inches, ensuring compatibility with a wide range of engine configurations. Engineered specifically for high-performance applications, these pistons are a critical component for maximizing horsepower and engine longevity in both import and domestic vehicles.

Features:

• Matched weights for perfect balance to ensure smooth engine operation

• Top and second compression rings with 1/16 inch thickness for optimal sealing

• Oil ring with 3/16 inch thickness for effective oil control

• Piston pin outside diameter of 0.9272 inches for precise fit

• Designed for a bore diameter of 4.000 inches, suitable for various engine rebuilds