PB Open Water
1983 Chevy S-10, 2.8 V6, took to the smog shop and had a pre-smog done on it, my timing should be 10 but is reading 26, on my HC (PPM) at 15 mph it is reading 144, which is right at the high side, readings are ave is 74, max is 144, at 25 mph it is 124, ave is 44, max is 44, the said it may be...