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Search: Posts Made By: robgill
Forum: E46 M3 (2001-2006) Wed, Jul-11-2018, 12:11:38 AM
Replies: 37
Views: 1,277
Posted By robgill
Re: Valve adjustment + vanos work : Engine locks when turned manually

Here is more detail on why I don't agree that finding the "sweet spot" is a forum myth. Took these pics during my last rebuild while inserting the spline shafts.

Position 1:
The hub is fully CW....
Forum: E46 M3 (2001-2006) Tue, Jul-10-2018, 02:38:03 PM
Replies: 37
Views: 1,277
Posted By robgill
Re: Valve adjustment + vanos work : Engine locks when turned manually

That's not my experience. I've seen the impact on a dyno, with my car. You can also physically test it just by pushing the spline in and out with the hub loose.... There are splines that limit the...
Forum: E46 M3 (2001-2006) Tue, Jul-10-2018, 12:14:28 PM
Replies: 37
Views: 1,277
Posted By robgill
Re: Valve adjustment + vanos work : Engine locks when turned manually

Yep. The splined shafts connect the chain gears/hubs to the cams. If removed and you turn the crank, the timing is now off and the valves will hit the pistons.

Get the crank back to TDC, then go...
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