Ive been thinking it's a weak fuel pump . for a sensor unplugged that needs to be plugged. Person I bought truck from today 89 engine in a 93 recently built bottom up 93 block still bucks the same as the other one did. No power . but its on 30" tires and 353 gear 5 speed . Don't know if it...
The issue I am having is that half throttle it bucks full throttle it pulls thinking it needs more air has cold air intake on it already didn't help none
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