webber carb jet sizes Post Posted 04 August 2010, 6:05 PM #1058447 (In Topic #126443) purplevw Newbie webber carb jet sizes can anyone tell me wot size jets a 32/34 dtml on a 1500 should have as a base setting mine currentley hasprimary55155 f25120and 55155f30125 and its just not quite right . any help would be grate thanks 0 guests and 0 members have just viewed this: None. Forum home Engines Big Block Carb Engines