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Joker Machine

Joker GP3 Billet 1/4 Turn Throttle - Black/Raw/Blue/Red/Green/Orange

  • Sale
  • $ 224.95

The newly redesigned GP3 throttle assembly is lighter and easier to use then some of our older versions, with all the same features that have made the GP throttle line popular among elite speedway riders.  All parts are CNC machined from billet aluminum. Knurled cable adjuster, quick change cable roller cover, unique sealed ball bearing cable roller for a positive throttle response, hard anodized knurled throttle tube for increased durability, internal o-ring bar seal and nylon washer system for optimum performance. 10mm cable adapter provided with throttle.
Made in the USA


  • The newly improved GP3 SPEEDWAY throttle from Joker Machine features ball-bearing action for extra-smooth performance with a more precise feel. A "Quick Change" knob attached to our durable polycarbonate window allows the rider to view the internal workings of the throttle (INCLUDING THE CONDITION OF THE THROTTLE CABLE), and enables the rider to remove the cable from the roller quickly and easily.
  • Inner cable length not including the amount needed for the carburetor is 2-3/4". This is the amount of cable needed to go from the cable adjuster to the throttle tube.


  • All CNC machined billet aluminum construction from a solid block with military-spec.
  • Hard anodized internal wear surfaces.
  • All new milling features incorporated around the outside of the housing for improved style and lightness.
  • Has an adjustable throttle rotation limited screw with lock-nut, that allows you to "dial in" the perfect rotation amount without undo strain on the cable.
  • Has a unique sealed ball bearing cable roller for positive throttle response.
  • Anodized body and grip sections for increased durability.
  • Diamond knurled handle for positive hand grip holding.
  • Has new knurled and slotted cable insert with a larger set screw that enables you rotate the insert slot into position for quick cable removal.
  • Unique design enables quick and easy servicing from top and end sides without disturbing the position of the main body.
  • Has internal o-ring bar seal and nylon washer system for optimum performance.
  • Available in multiple colors.
  • Comes with 10mm cable adjuster.
  • Made in the USA


  • Don't be fooled by imported copies of these out there....Insist on the original Joker Machine unit,. All throttles are backed up by Joker Machine.

Installation Instructions