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Old 02-26-2023, 03:29 PM
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Dick Boneske Dick Boneske is offline
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This should be a sticky. Here are all the Pontiac Tri-Power jet sizes.
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Old 02-26-2023, 04:28 PM
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All Pontiac Tri-Power carbs uses #70086xx 60° Approach (Long Taper) jets, except 1957-58 end carbs and 1965 421 A/T center carbs.

1957-58 end carbs and 1965 421 A/T center carbs uses #70026xx 60° Approach (Short Taper) jets.
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