The orange circle is the o ring that will be replaced.
Disa valve o ring size.
Mine has a wider orange o ring.
Disa valve o ring size right i know there are plenty of forums but just hear me out i got a disa replacement however it didn t arrive without an o ring now i m desperately trying to find a suitable stand in as i have vacuum leaks and i m fairly sure that it s the valve.
Free in store or curbside pick up.
Some manufactures have an o ring sizing chart.
Probably would give a 5 rating but it turns out there are two disa units for the x5 e53 m54.
It will look something like this.
Disa o rings for 325 330 engines have the following dimensions.
As a bmw owner and a diyer i did this job myself.
4 motorking d057rks 3 0l 01 06 bmw air intake flap adjuster unit disa valve repair kit and o ring.
Clean it with a simple spray cleaner and rag.
Find many great new used options and get the best deals for valve o ring for intake manifold for bmw disa e46 e60 e56 e83 w m54 m56 engines at the best online prices at ebay.
Ours are black with a clear coating the valve will be dirty.
In the old disa designs the ring came separately under part number 11617504543.
These sizes are 3 16 thick and range from 2 to 2 3 16 i d.
O rings referenced as 136 137 138 139 should all work.
A bmw disa valve retails for 380 42.
View product 5 bmw 3 0l m54 disa valve repair upgrade kit for 3 0l engines only 2 2l 2 5l version is available as seperate kit.
Remove the two 2 torx screws to pull out the disa valve unit.
View product 6 lostar intake manifold disa valve repair kit for bmw e39 e46 e83 325i 525i m54 2 2 2 5l.
To replace a disa valve first locate the valve in the engine.
Free shipping for many products.