Mullins IMCA SportMod Engine Build Video

[@DaveMcLain]

I try to not degree the cam with all of the pistons and rods hooked up if I can help it.

[@markjamison984]

Only cost you 25k for a more affordable form of modified racing. Sport mod rules are a joke.

[@mark4m557]

I can build a motor for my modified for $2500 without having a tight budget.

[@donnymiller1978]

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[@danielparker8174]

Donny Miller you are not an American.

[@doon714]

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