At continuous rotational speeds exceeding 10,000 rpm, the spring inside the timing chain tensioner may break
BMW technical service bulletin SIB110122 for 2020-2022 BMW S 1000 RR, 2019 BMW S 1000 R and 2021-2022 BMW M 1000 RR.
- Bulletin number
- SIB110122
- Component
- Equipment
- Summary
- At continuous rotational speeds exceeding 10,000 rpm, the spring inside the timing chain tensioner may break. The broken pieces can migrate into the oil sump and may then reach the camshaft bearings, resulting in damage to the valve gear.
Vehicles covered
- BMW S 1000 RR 2020-2022 202020212022
- BMW S 1000 R 2019 2019
- BMW M 1000 RR 2021-2022 20212022
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