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Yamaha YXZ 1000 Stage 3 Motor Build Kit (500+ HP)

Yamaha YXZ 1000 Stage 3 Motor Build Kit (500+ HP)

  • 4,80200

The ultimate motor package to take your breath away. This stage 3 motor build kit couple with our YXZ Turbo kit can turn you YXZ 1000 into an absolute monster capable of running over 500 crank HP.

Includes the following:

  • Carillo Turbo Connecting Rods 
  • CP Forged Turbo Pistons
  • ARP Head Studs
  • Head Gasket
  • Oil Pan Gasket
  • Ignition Cover Gasket
  • Hi Flow fuel pump
  • Billet Fuel Rail
  • Adjustable Fuel Regulator
  • Billet AN fuel line fittings
  • Steel Braided Fuel Line (Feed and return lines)
  • Coil Spring Conversion kit (Converts stock diaphragm clutch spring to six coil springs and provides a more progressive, linear engagement. Included is a billet aluminum pressure plate, six heavy duty springs, spring cups and bolts. Replaces the stock pressure plate/spring with no modifications required.)
  • 11 Kevlar friction plates 
  • 10 tempered steel plates
  • High performance intake and exhaust cams
  • Valve spring kit w/titanium retainers
  • CNC porting (YXZ 1000 cylinder head core required)
  • 6 HD intake valves
  • 6 HD exhaust valves
  • 12 HD shim in cam buckets (AKA anti shim drop buckets)
  • Custom ECU flash for stage 3 motor build




YXZ 1000 cylinder head core required to be shipped to us. Purchasing a new cylinder head through us in another option.

May require stronger drive train modifications.

Does not include the engine.

Does not include installation labor.

We assume no liability for damage to the unit or personal injury.

Making any modifications to the OEM fuel system can result in vehicle damage, fire, and or personal injury, so proceed with extreme caution!

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