4731 Arrow Hwy Ste B, Montclair CA 91763
Concept Marine
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Start your Engines

We have two popular packages, that are available for the performance enthusiast.

Our CM-640 is a 640 hp custom 496.
Looking for more?
Our CM-800 is a 800 hp 540ci with a 1071 blower.
All our engines run on pump gas and are dyno-tested.
Blue and silver engine — Boat Engines in Montclair, CA