Easy — 1–2 hours
Description
This used engine has been tested and confirmed to be ready for installation, featuring a reinforced cylinder head and block for durability. It includes the transmission and VANOS system, ensuring a comprehensive package for enthusiasts seeking to enhance their vehicle's capabilities. A 12-month warranty provides added confidence in its quality and reliability.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | BMW |
| Part Number | S85B50 |
| Category | Ignitions and Electrical |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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