ensuring it delivers consistent power and smooth drivability
Supertech valve springs feature higher spring rates and greater durability than stock options
CP-Carrillo pistons are the best choice for any S62 engine and application
Carrilloy forged steel construction – a proprietary chrome-moly alloy for unmatched strength and fatigue resistance
ARP Main Stud Kit, BMW M20 M52 ensuring it delivers consistent powerThe ARP Main Stud Kit has been expertly designed to work seamlessly and replace BMW Part #11111735525 for the BMW M20 B20, B23, B25, B27 engines, which were utilized in various BMW models such as the E12, E21, E28, E30, E34 3 Series, 5 Series, and 6 Series. Upgrading from factory main bolts to ARP Main Studs is a simple, yet greatly beneficial upgrade. ARP Main Studs offer the following benefits: Uniform Clamping Force: ARP Main Studs provide a