Big Bearing (44

BMW M50 M52 S50 S52 Stroker Kit Contents:

making them suitable for high-horsepower scenarios

Improved Materials: Our Upgraded Crank Hub is machined from 4340 Billet Steel to ensure strength and endurance

Whether you're optimizing your M20 engine for the drag strip or street use

BMW S85 Valve Springs by SuperTech SCR14811 Big Bearing (44SuperTechs high performance valve spring kits are precision engineered for BMW S85 engines, delivering superior valve control and reliability under high stress conditions. These kits include all necessary components for installation and are a direct replacement for BMW part numbers 11347837681, 11347835154, and 11347838295. Built to withstand the demands of high lift camshafts in the E60 E61 E63 E64 M5, these valve springs are made from premium