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Engine Rebuilding Services

Blais Racing Services Inc.

Premier Engine Building Service in Apple Valley, CA

At Blais Racing Services, we take pride in being your premier engine

building service for Dirtbikes, ATVs, and UTVs. Our expert team

specializes in rebuilding engines for Canam, KTM, Honda, Yamaha,

Suzuki, Kawasaki, Husqvarna, Gas Gas, and Polaris. We offer

comprehensive 4-STROKE and 2-STROKE engine rebuilding

services, ensuring optimal performance and longevity for your

off-road adventures.


4-STROKE Complete Rebuild (2000 and newer bikes only):

Japanese Bikes: $1000

KTM's: $1100


Top End Rebuild Only (labor only):

Japanese Bikes: $675

KTM's: $675


Single Oil System Mod 2008-2011 KTM 450/530 XC-W/EXC:

Additional cost: $200

Upgraded Aluminum oil pump gears available.


2-STROKE Complete Rebuild:

Japanese Bikes: $550

KTM’s: $570


Top End Rebuild Only (labor only):

Japanese Bikes: $400

KTM’s: $425



Single Cylinder UTV Engines: $650

Twin Cylinder UTV Engines: $1000

Triple Cylinder UTV Engines: $1000

Single Cylinder Valve Job: $350

Twin Cylinder Valve Job: $400

Triple Cylinder Valve Job: $600


Machine Work:

Single Cylinder Valve Jobs: $350

Install New Valve Guides: $50 each (includes guide)

Rebuild 4-stroke Crank: $350 Labor

Rebuild 2-Stroke Crank: $250 Labor

Shave KTM 2-Stroke 250/300 Cylinder Head: $80

Diamond Hone Cylinders: $50

Balance 2008-16 KTM 250/300XC Crank: $250

Port and Polish 4-Stroke Cylinder Head: $500

Port and Polish 2-stroke Cylinder: $500

2016-2018 KTM 450 XCF/SXF 6-Speed Trans Conversion ($300 Parts)

2016-2018 Husqvarna FC/FX 450 6-Speed Trans Conversion ($300 Parts)


Offroad Engine Shipping Services:

Flat Rate Return Shipping: $200 (includes insurance)

Ship in a 48-quart or larger ice chest for 2-Stroke Engines and a

54-quart or larger ice chest for 4-Stroke Engines.



Limited warranty covering faulty workmanship for thirty days.

Manufacturers can only warranty their part if it breaks.

Engine damage due to jetting, dirt, lack of oil, or coolant is not covered.


BUDS II Programming Services:

Canam key programming, code resetting, checking, and more.

Limited warranty covering faulty workmanship for thirty days.


For appointments and inquiries, email or call us today at 760-961-9127.



We prioritize email responses for a quicker turnaround.

Trust Blais Racing Services for top-quality engine rebuilds

and programming services to keep you on the track.



California Cancer and Reproductive Harm WarningWarning: Cancer and Reproductive Harm -

These warnings are not an indication that these products are violating any safety standards or regulations.

However, as our products might be sold in the state of California, we are legally obliged to inform customers about the potential presence of these chemicals in our products.

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