Main Street Machine
Main Street Marine
MSM Racing Engines
526 1/2 Main Street, Bay St Louis MS
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Southern Mississippi's Premiere Automotive Machine Shop
Automotive,Marine,Industrial and Vintage Engine Rebuilding

44 Years Experience at all types of Engine Rebuilding from
1 cylinder sailboat engines to V12 Diesels, flatheads to
blown alky. Drag race, circle track and offshore powerboat.

Services include Engine Machine Work, Mobile Marine
Service from Small Sailboats and Powerboats to Large

The 2000hp Capable state of the art engine dyno
installation has been completed and tested. Computer
controlled  engine dyno testing is now available for stock,
marine and racing engines. Available computerized testing
include break in cycles, drag and circle track simulation.
Sessions can be arranged for half and full day testing.
Along with HP, Torque and RPM data some other examples
of other data acquisition include average and individual
exhaust gas temps, brake specific fuel consumption, fluid
pressures, air flow and fluid temperatures.

Our Growing list of CNC equipment include a 5 axis
mill,along with a Sunnen 4 axis block machining center and a
Sunnen Diamond Honing machine.

Unparalleled precision along with quick timely service, Get
your engine or machine work completed in days, not months.

Click on the Services tab to learn more or find us on
Main Street Machine and Main Street Marine.