MAHLE 40619CP Piston Ring Set AMC 199 232 258 Jeep Engine

The MAHLE 40619CP is a premium piston ring set engineered for AMC inline 6-cylinder engines, including the 199, 232, and 258 cubic inch displacements. This ring set is designed to fit engines used in Jeep vehicles (1964-1987), AMC passenger cars, International trucks, and select Buick 225 engines (1964-1967).

Key Features:

• Chrome-faced compression rings for superior wear resistance and extended service life
• Pre-lapped ring surfaces that seat immediately, virtually eliminating break-in time
• Barrel-faced compression rings with CNC-controlled gap chamfer for optimized compression and reduced blowby
• Reverse twist intermediate rings with taper race machining for enhanced groove sealing
• CP-20 oil ring assembly with 20-degree ear angle for superior cylinder wall sealing
• Optimized ring materials, coatings, and tension for reduced friction and longer life

MAHLE Original piston rings represent industry-leading technology driven by OE requirements. The precision engineering reduces friction and ring mass while minimizing oil consumption. Each ring set is manufactured to installer-friendly specifications, making them the preferred choice for professional engine builders and serious DIY mechanics working on classic AMC and Jeep powerplants.

Application Note: This ring set is designed for standard bore engines with 3.75-inch bore diameter. Compatible with AMC 199 (1965-1970), 232 (1964-1979), and 258 (1971-1990) inline six-cylinder engines. Always measure existing rings and verify specifications before installation.