RV Cams?
I was wondering if anyone has upgraded their cam from stock and what effect it had on driveability and mileage. I have a 85 K20, 350 4b with a 4 speed manual (1st is granny gear) Im not sure what the ...
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I have advanced the cam timing 4degrees on these 350 engines with a lot of improvement in torque. What it does is close the intake valve sooner and creats more cyl.presure. If you know someone that knows how to do this it is less expensive and at 80K miles you probably need a new timming chain anyway.
