Custom Top End Engine Kit – KTM 450 (Vertex + Moose + Hot Cams)

Restore lost power and improve reliability with this complete top end rebuild kit for select KTM 450 models. Featuring a forged Vertex piston, Moose Racing gasket kit, and Hot Cams cam chain, this kit is engineered to match OEM specs while delivering race-ready durability. Ideal for high-performance rebuilds or maintenance on well-used machines.

What’s Included

• Vertex Forged Replica Piston Kit (23342B / 0910-2626)
  • 96.94 mm Piston
  • Piston Rings
  • Wrist Pin
  • Circlips

• Moose Racing Top End Gasket Kit (0934-1442)
  • Valve seals, head gasket, base gasket, exhaust gasket, tensioner, and all O-rings

• Hot Cams Cam Chain (0925-0985)
  • 98XRH2015 x 80-link silent cam chain
  • Made from heat-treated steel with OEM-grade tolerances

Fitment

• 2008–2011 KTM 450 SX ATV

• 2008–2009 KTM 450 XC-F

• 2007–2012 KTM 450 SX-F

⚠️ This custom kit is built around the Vertex 23342B piston. Please verify piston fitment before ordering. Not compatible with 505 or 525 models.

Warranty Info

• Individual components backed by manufacturer warranties (Vertex, Moose, Hot Cams)

• Built to meet or exceed OEM standards for reliability and performance