huh..very interesting have a fella i know with a similar prob...bored 30 440 new pistons around 10:1 mildly ported 915's 2200 torque converter , fresh 750 holley,3:55's..idles great 12 degrees initial 38 all in ...take it out and give her some....omfg..i can run faster than this car....pings and generally runs like dog crap...any suggestions warmly received??? should i put it to sleep???