White Knuckle Racing has moved!

 9525 SW Commerce Circle - Wilsonville, OR 97070

Our New Phone Number: 503-570-4242

Check out our new extensive Banshee Motor Kits page with Horsepower Numbers

 

 New YFZ 450R/X Products Added:  

Engine   Body   Fuel & Air

      

 

White Knuckle Racing has been building race-winning motors since 1995. We specialize in both 2 and 4 stroke performance. We developed our name by building some of the fastest Banshee motors in the world. Many of which are currently winning races in the USA, as well as UAE, Kuwait, and Saudi Arabia just to name a few. Let us build your next motor and put you in the winner’s circle!

White Knuckle Racing Innovation & Domination

 

   

          

’04 - Fastest 2 Stroke Sand Mountain Nevada 86mph

’05 - Worlds’ first mono block 3 cylinder banshee 8mm x 72bore T-Rex

’06 - Worlds’ first Triple Caracal

Now owned by Top Gun Racing in Kuwait

’06 - Worlds First 10mm 95 bore Scimitar

Now owned by & still winning races for Top Gun Racing in Kuwait

’07 - Introduced 48mm Billet Cyclone carburetors w/ 16hp gain on 16mm DM

'07 - 165hp 16mm Cheetah DM w/ 48 cyclone carburetors

’07 - 144HP 10mm Cheetah DM w/ 48mm Cyclone carburetors

’07 - WK sets 100yrd track record with 18m Triple DM Cheetah Banshee 3.41

’08 - WK introduces first cast 105.5 & 108 big bore cylinders for Raptor 700

’08 - WK sets 100yrd record with Triple Cougar

Owned by Dave Swift 3.328 no NOS

’08 - WK sets 100yrd track record for non spread twin cylinder banshee

Piloted by Tiffany Matthews on a 10mm Cheetah DM 3.608

’08 - WK takes 3rd place in unlimited class @ Al Moreeb Hill in UAE

’09 - WK takes 2nd  & 4th place in unlimited class @ Al Moreeb Hill in UAE

’09 - WK takes 1st place in 10mm class @ Al Moreeb Hill in UAE  

 

At White Knuckle, we strive to be the absolute best at what we do. Whether it's blazing through the dunes or racing down the track, you can count on us to build the fastest, most reliable machine possible.

FOR SALE

10mm DMX 692cc Motor with over 150HP

Crankworks +10mm 125 rod crank. 83mm bore drag ported DMX top end with Billet intakes and CR500 V-Force reed cages. 2-5 over-ride transmission, billet 2nd gear, straight cut gears, 8 plate clutch system, billet clutch basket, pancake bearing on pressure plate, lock up clutch, and quick change clutch cover. Just build with less than 1 hour of run time - $6495.00

Also available: hand coned pipes and billet alcohol carbs for additional price.

 

 TURBO KITS NOW AVAILABLE

RHINO 660

RHINO 700

RZR 800

 New Plastics Available UTV Stereo Equipment 

New Doors for Teryx - Rhino - RZR

 

 

 
 
Attention Cheetah DM owners: Want more horsepower? If you're running 38mm-41mm Mikuni or Kiehn carbs, bolt on a set of our 48mm Cyclones and gain 10-14 horsepower across the power curve.
 
 

       
Grizzly 700 Exhaust

Rhino Electronic Components 

54mm Raptor Throttle Body 

  RZR Suspension Components 
 

Check out some of the new products we've added 

 

Check out some of the

new brands we carry. 

 New: 

  • New 5 Axis CNC Head porting available for your four stroke!!!
  • Raptor 700 Drag Porting 500.00/ Rec Port $350.00
  • Raptor 660 Drag Porting 550.00/ Rec Porting $395.00
  • YFZ450 Drag Porting 550.00/ Rec Porting $395.00
  • 105.5 and 108 Cylinder Kits for the Raptor 700 & Rhino 700 now available

 

White Knuckle Racing Inc is proud to launch our new Side x Side/UTV section, with the same dedication that we put into our race motors and custom drag quads.  We are bringing the same focus to the Side x Side/UTV market.

 

Rhino 660/700 Modified

Clutch Sheave

Rhino Big Bore Stroker

Kits

Rhino  & Raptor CNC

Ported Heads

 
Don't get left behind...Order yours today!!!