Hammertime... i went back up to the grove today and i put 185 jets in the car and it got worse.. last time my slow et was an uncosistant 9.63 and today it was a 9.67 @139 so my second t/s i through my lil 850 nickerson carb on it and went a 9.570 and backed it up with a 9.573 both @141mph... i dont know what to do wit this Barry Grant carb, i mean its like brand new is there anything else i can try?