My best with my old mods radix supercharger was 12.9
Type: Posts; User: oscareltemblo
My best with my old mods radix supercharger was 12.9
I have a 04 silverado ss l92 heads, long tubes, 217/226 55 575 crower cam and a 1968 C-10 6.0 4l80e stock trans and engine besides mid-length headers running 14.1@ 95mph on hpt tune.