I have bought two s50b32's one has a crash damaged head and the other has bottom end trouble so I am going to strip them both and try and make one good engine out of the two.
what I am looking for is a little advise on things i should replace regardless od condition.
I will be fitting new Water pump and thermostat ( old one broke )
New oil pump (s50b30)
I have heard you can get a BMW group n part oil restrictor to stop too much oil going to the head at high rpm .
will definitly fit ARP bolts in big ends .
what adout main bearing bolts ARP or are standard ok for the odd track day .
I am thinking of changing all shell bearings
Dont know adout piston rings ?the bottom end is from a 98 low milage m3 .
I will also reshim the valves after its run in for a while .
I would also appreciate any advise and any pdf docs on s50b32 engine for refrence .
Thanks
Rebuilding a s50b32
Moderator: martauto
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e21Jason
- E30 Zone Addict

- Posts: 2040
- Joined: Tue Jan 11, 2005 11:00 pm
- Location: Dubai, UAE
Hi
Join e36coupe.com and bmwtrackzone as a few guys have rebuilt there engines other upgrades are the dual pick up oil pan and pump from a 3.2
Jason
Join e36coupe.com and bmwtrackzone as a few guys have rebuilt there engines other upgrades are the dual pick up oil pan and pump from a 3.2
Jason
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Jhonno
- Homo Hair
- Posts: 20362
- Joined: Mon Jan 10, 2005 11:00 pm
- Location: FLAT, FLAT, FLAT!!
It is a B32 he is building..


