Originally Posted by Thom

The way I see it is that increasing the breathing ability of an engine (better cam, larger exhaust, better turbine) increases how sensitive it will respond to variations in the tune, which includes timing the cam.
Put differently, increasing cam timing right away by 4° may be too much. I would try several increments until getting it "right".

Originally Posted by Thom

The way I see it is that increasing the breathing ability of an engine (better cam, larger exhaust, better turbine) increases how sensitive it will respond to variations in the tune, which includes timing the cam.
Put differently, increasing cam timing right away by 4° may be too much. I would try several increments until getting it "right".

Originally Posted by reno808

I know some CEP cams might already be in the advance pos. So when you put it in the "stock" pos its actually in the advanced. I would check with him. I might be wrong.

Originally Posted by jmj951

This isn't quite enough info to cast a vote. Can you log the RPM's over time for your normal driving habits?

Originally Posted by Paulyy

If i had an adjustable cam gear then i probably do 1° increments and log. But all i've got is a cam key.

Originally Posted by Thom

Sometimes you crack me up with that kind of post.

Are you saying you are not going to invest in an adjustable cam pulley after having gone through the hassle of fitting a GT turbo, welding a full exhaust, investing in an aftermarket cam and a Rogue MAF?