|
Re: '67 c-20 4x4
Checked the tag on the front diff., says 4:55.
Tire dia. is 30.5 so in 4th gear engine is turning 3012 rpm @ 60mph.
3.08's would take it down to 2038 rpm & I'd expect significant fuel savings then.
Last edited by ChrisWhewell; 03-14-2012 at 02:32 PM.
Reason: punctuation
|