I'm lookin into porting and polishing my throttle body. What's the easiest way to do it? Is 1000 ok or finer? I want to go 80 all the way through.
I'm lookin into porting and polishing my throttle body. What's the easiest way to do it? Is 1000 ok or finer? I want to go 80 all the way through.
99 GMC 5.3 RCSS, K&N, E-Fans, Headman Shorties, Built 4L60E, 220/220 .581/.581 112, 80mmm TB, Nelson Tuned
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