KX500 Billet Engine Cases-2024 KX450 Chassis

These billet KX500 engine cases are the ideal solution for anyone looking to swap the 1988-2004 KX500 engine into the 2024 KX450 chassis. Use these with your original or aftermarket KX500 internals and your engine will be ready to drop into the all new KX450 chassis with no modifications. These cases feature some additional upgrades over the stock ones such as optimized transfer ports and a hydraulic clutch that uses the stock KX450 line and master cylinder.

whats included?

• Billet Left and Right center cases
• Billet clutch slave cylinder
• 316 Steel case saver
• Cylinder head stays and upper engine mounts (with hardware)
• Fuel pump delete kit
• Expansion chamber and silencer hangers
• Rubber CDI mount 
• Cooling line kit 

Whats needed?

• Expansion chamber (recommend HYGGE Performance KX500 conversion pipe)
• Exhaust silencer
• TSO conversion intake boot (coming soon!)
• TSO billet conversion rear shock body (coming soon!)