11 34 Valves with Springs M54
WARNING: This page is about a different car, the 2002 BMW Z3 and 2001 BMW Z3. However, it is still accessible from the selected car via links, so may be relevant.
VALVES WITH SPRINGS M54 TECHNICAL SPECIFICATION
| The following valve versions are available for repairs in addition to the standard valves: | ||
|---|---|---|
| Stem dia. inlet stage 1 | mm | 6.1 -0.025-0.040 |
| Stem dia. exhaust stage 1 | mm | 6.1 -0.040-0.055 |
| Overmeasure at valve plate | mm | 0.2 |
| Identification on stem | ..... | R1 |
| Stem dia. inlet stage 2 | mm | 6.2 -0.025-0.040 |
| Stem dia. exhaust stage 2 | mm | 6.2 -0.040-0.055 |
| Overmeasure at valve plate | mm | 0.4 |
| Identification on stem | ..... | R2 |