The Duramax Diesel Engine conversion for Hummer H1 and H2 and Large SUV’s
Include a complete replacement of your vehicles factory power train to the
Duramax Diesel Engine, Allsion heavy duty 6 speed transmission and
selectable 2 wheel / 4 wheel drive heavy duty transfer case. Also included
in the conversion is a free flow 4 inch custom exhaust, high flow
cold air intake system, Duramax Wiring Harness, Modified ECM,
and multiple other items that make the entire conversion
process complete. Additionally,with a conversion from
MASH MOTORS INC. you won’t lose any of
your factory accessories and all wiring is completed
in a manner that allows your factory settings
to be maintained.
The base conversion package starts out with
400 horsepower and with performance upgrades
and modifications can be increased to 750 horsepower.
The biggest gain from the conversion is the outstanding
fuel mileage from 9 to 12 MPG in a stock Hummer
to 18 to 26 MPG and is capable of running on biodiesel.
Each conversion is completed to the customer’s specific requests
and therefore build time is approximately 45 days for the H1
and 25 days for the H2. This ensures that each conversion is completed
properly and the vehicle has been thoroughly inspected and road
tested prior to delivery.