truck won't start on 2001 Mazda B3000

i had 2 put head gaskets on it now it won't start & i have fuel & spark & it ran be 4



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1 answer 1 comment
if you have fuel and fire, then your timing is off. recheck your timing...is probably 180 degrees off(firing on exhaust stroke} recheck the timing marks and try it again!!
THIS HAS HAPPENED TO ME A FEW TIMES THE TIMING IS 180 OUT