Enginetech M42518-020 Piston Ring Set GM Shallow Dish - 7.4L 454

The Enginetech M42518-020 is a complete piston ring set designed specifically for GM 7.4L (454 cubic inch) big block Chevrolet engines with shallow dish pistons. This premium ring set is engineered to deliver reliable compression sealing and optimal engine performance during rebuilds and overhauls.

Key Features:

• Application-specific design for GM 7.4L 454 shallow dish piston configurations
• Complete ring set includes compression rings and oil control rings
• Precision-manufactured to OEM specifications for proper fit and seal
• High-quality materials ensure durability and long service life
• Standard bore size with 0.020" oversize for worn cylinder applications

This ring set is ideal for engine rebuilders and mechanics performing complete engine overhauls on GM big block 454 engines. The 0.020" oversize allows for proper cylinder wall refinishing while maintaining correct ring-to-cylinder wall clearances for optimal compression and oil control.