daimondsilver 0 Posted March 21, 2005 Report Share Posted March 21, 2005 i have a spare obd 1 throttle body. im going to enlarge the diameter of it but would like to find the best diameter to enlarge to. Atomic motorsport enlarges to 71mm but ive heard different sizes from diferent sources. does anyone know the best size? cheers Link to post Share on other sites
Recommended Posts