Timing Tensioner Screw Plug, BMW - 2002, E21, E30, E12, E28, E34, E24, E9, Bavaria, E23, E32, E38, E31 (M10, M30, M70)

This part is listed by BMW as BMW part number 11310631139 (11 31 0 631 139) and is described as Timing Tensioner Screw Plug used on M10 4-cyl and M30 6-cyl engines found in 2002, E21, E30, E12, E28, E34, E24, E9, Bavaria, E23, and E32 models.

A new seal ring is required and sold separately. It's also a good idea to replace the spring at the same time. See Related Items below.

This is a Genuine BMW tensioner cap with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.