Genuine 11330634125 Engine Rocker Arm Shaft Spring

BMW Engine Rocker Arm Shaft Spring

This Genuine engine rocker arm shaft spring, part number 11330634125, is a direct-fit hardware component for select classic BMW inline-six and four-cylinder applications. It is used in the valvetrain assembly to support proper rocker arm shaft function on covered BMW 735i, 735iL, 635CSi, 535i, 318i, 533i, 320i, 528i, and 530i models.

Key Features

• Genuine OEM-style engine hardware for BMW valvetrain service
• Part number 11330634125 for accurate ordering and identification
• Fits select BMW 735i, 735iL, 635CSi, 535i, 318i, 533i, 320i, 528i, and 530i applications
• Supports rocker arm shaft retention within the engine assembly
• Direct replacement part for maintenance and repair work

Detailed Description

Use this Genuine rocker arm shaft spring when servicing the engine hardware on compatible BMW models from 1975 through 1992. This part number 11330634125 is listed for 1985-1992 BMW 735i, 1988-1992 BMW 735iL, 1985-1989 BMW 635CSi, 1985-1987 BMW 535i, 1984-1985 BMW 318i, 1983-1984 BMW 533i, 1977-1983 BMW 320i, 1979-1981 BMW 528i, and 1975-1978 BMW 530i. It is a practical choice for BMW rocker arm shaft service where correct OE-style fitment matters.

Common Uses

• Replacing worn engine valvetrain hardware
• Restoring rocker arm shaft retention during engine repair
• Addressing noise or looseness related to valvetrain hardware wear
• Supporting maintenance on classic BMW 3, 5, 6, and 7 Series engines

Installation Notes

Verify engine code and model-year fitment before installation. This part is listed for N/A position applications and should be matched to the original BMW hardware configuration during service. Inspect adjacent valvetrain components for wear, and follow factory service procedures for assembly and torque specifications.

Quality Assurance

Genuine parts are sourced to meet OEM application requirements for the listed BMW fitments. Confirm part number 11330634125 against the original component before installation to ensure correct application.