i don't know i haven't been to the dyno yet, but i have CAI, GT40 U/L, 65 mm t-body and spacer, 70 maf, TFS TW O-ringed, 1.7 RR, TFS stage 1 cam, 8000 mile 306 (rebuilt last summer), U/D pullies, Long tube headers (Mac), custom 2.5 X pipe, SLP Loudmouth mufflers, 3.73 gears, U/L control arms, traction bars, electric fan, T-56 tans conversion, steeda short throw shifter, end of the month 30lb feul injectors then to the dyno to get tuned