Yamaha YZ 250 F (CG 21) [2005] - Camshaft inlet - Stage 2 Yamaha YZF/WRF 250

HOT CAMS Stage 2 intake camshaft for Yamaha YZ 250 F

This Stage 2 HOT CAMS intake camshaft is intended for coordinated engine conversions. It belongs to the area of ​​engine control and takes over the control of the intake valves. The development took place on test benches; In addition, the camshafts were tested by leading teams.

Function and design

• Intake camshaft for valve timing
• Stage 2 version of HOT CAMS
• Designed for further tuned engine configurations

In order for the Stage 2 camshaft to develop its intended potential, further engine adjustments are required. HOT CAMS cites a high-compression piston and a larger carburettor as examples. The selection and coordination of these components should be tailored to the respective engine structure.

Vehicle assignment

• Yamaha YZ 250 F (CG 21)
• Year of construction: 2005

The assignment applies expressly to the Yamaha YZ 250 F with type CG 21 from 2005. This means that the camshaft can be specifically selected based on model, type designation and year of manufacture.

Coordination and installation

Two sets of valve shims are included for adjustment. HOT CAMS recommends having the necessary engine work carried out by qualified specialists using suitable tools. This is particularly relevant because the Stage 2 design is to be combined with further changes to the engine and requires professional coordination of the components involved.