Sounds like its galloping 

As any Triton motor owner knows these factory motors are known to spit plugs, I think the first one went around 170000ish #8cylinder and then...

I am getting ready to pull this old numbers matching L48 180hp. Going to build the numbers matching engine. I am going to install edlebrock...

some performance mods ive done so far. Fore double pump fuel system, e85 flex, brian tooley racing stage 3 cam, kooks long tube headers, ...

New engine build 383 Stroker forged internals ported dart heads icon pistons 9:1 compression soon to be turbocharged

New distributor. Plugs and wires. Got a MAP sensor replaced and intake system.

I have been buy all the part for this 302 I have been building it took me longer then I planed to but I did not want to rush it and get crappy...