Foul Al
New member
i have a 79 with a 351-m-400. is that the same as a 400-m? what is the difference if any?
351-m, 400-m
- Thread starter Foul Al
- Start date
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79rag
New member
the only difference that i know of is the crank and pistons
gibs0n06
New member
the only difference is crank and rods they have the same bore, cam, heads, and intake other than a 4 bbl option i believe on the 400
swampthing
New member
they also ********? the timing in the 400m's beings they were non catalyst
