- Reliability in High-Performance Applications: Manley’s valves are known for their reliability

1985-1988     E28     535i / 535is

Engine-Specific Specs:

then wheels stay more outwards

11-12-7-853-635

M50 / M52 / S50 / S52 Throttle Cable Conversion Kit B58B - Reliability in High-Performance Applications:This Throttle Cable Conversion Kit is engineered to convert your OEM drive by wire throttle body into a cable controlled system. Designed for BMW M50, M52, S50, and S52 engines, this kit replaces the factory electronic throttle actuator, delivering a more responsive and direct throttle feelperfect for high performance builds that demand precision. By eliminating the electronic throttle actuator, this conversion restores direct control between the