E46 M3 S54 Valve Adjustment — Full DIY Guide

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Complete S54 valve clearance measurement and adjustment. Covers shim removal, feeler gauge measurement, shim selection, and reassembly. Thorough and well-filmed.

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Key timestamps

6 chapters

1:15

Tools required — feeler gauges and shim tool

Jump 3:30

Valve cover removal

Jump 8:00

Measuring valve clearances — intake

BMW intake spec: 0.15–0.18 mm cold

Jump 11:30

Measuring valve clearances — exhaust

BMW exhaust spec: 0.20–0.23 mm cold

Jump 17:00

Shim removal and selection

Write down every measurement before removing any shims

Jump 26:00

Reassembly and final torque

Jump

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This video helps with

E46 M3 Valve Adjustment

E46 M3 Repair

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