MME is a World Leader in race engine building. Specializing in new technology performance services, such as nikasil plated cylinder coatings, we also offer many other performance services like two and four stroke porting, cylinder sleeving, custom pistons. cylinder repair, cylinder plating, crankshaft stroking & performance engine rebuilding for all ATV,  watercraft ,  motorcycle, micro sprint, outboard boat and Snowmobile engines.

We have over 30 years of experience with current world record race machines. (See our winning machines)  Our two main goals are #1 reliability #2 acceleration (torque).  Most races are won in the first 30 - 50 feet .

CLICK ON LINKS BELOW FOR MORE INFO OR CALL

  618-949-3898

About us

Cylinder Repair

Four Stroke Porting

 Yamaha Rhino Performance Race Engines Winner Best of Desert

Yamaha 660 Raptor Performance Race Engines Winner uphill sand drags Dumont

Kawasaki 800sx-r Performance Race Engines Winner region 8

Honda CRF450 Performance Engines Winner atva nationals

Honda CR85 33 Horsepower Performance Race Engines Track record St. Louis

Honda Cr 250 Wide Ratio Transmission  Kits

Yamaha Rz/RD500 Performance Race Engines 

Dyno Charts

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Basic Pricing:

Computerized Two Stroke Porting     $350.00+ per cylinder 

Nikasil, Chrome & Electro fusion Cylinder Plating      $220 + per cylinder

(we ore the only ones offer a life time warranty on plating) 

Two Stroke Boring, Honing, and Chamfering  $85.00

Four Stroke Boring and Honing  $65.00

Boring and Honing for Big Bore Pistons 2.0mm+ (4 stroke $75.00) (2 stroke $95.00)

Re-sleeve cylinder  $180 to $275 per cylinder (sleeve, boring, chamfering and piston fitting included)   Custom sleeves made steel or aluminum (vintage or big bore) Call
Four Stroke Porting ranges from $90 + per valve.

Crankshaft Rebuilding with High performance rods  Call

Big Bore cylinder kits   Call

Custom sleeves made steel or aluminum (vintage or big bore) Call

MME T-shirts $16

Note: We are very busy and it's hard to answer questions via email.  Please call or email your phone # and the best time for us to call you.

Phone 618-949-3898

 RR 2 Box 201A Lake Glendale Rd.

 Golconda, Illinois   62938

info@madmanengineering.com

DIRT, ASPHALT, SNOW
& WATER

 are EVIL and

!!! Must be Punished !!!