Pro Circuit - Engine Performance Package (Honda)

Pro Circuit has been building motors and engines since 1978, and they haven't let their loyal fanbase down yet. Pro Circuit has spent years trying to build their reputation as a renowned engine builder through dedication and good old fashioned hard work, and they've succeeded. You know when Pro Circuit releases a new product, it's going to be quality. Their new engine performance package for the CRF 450R and CRF 450RX is no exception to this rule. This new package is sure to boost your engines performance with its high-compression piston kit, camshaft, and valve springs.

High-Compression Piston Kit

Manufactured by JE Pistons to our exact specifications using the most advanced technologies available, our Pro Circuit High-Compression Piston Kit for the 2017-2019 CRF450R/RX provides a significant boost in low-end torque and high RPM performance.

Camshaft

Our newest camshaft design for the 2017-2019 CRF450R/RX has been designed for superior performance over the OEM cam by optimizing the valve lift profile. Used with our Pro Circuit Valve Springs will ensure a valve train free of dynamic bounce.

Valve Springs

Pro Circuit Valve Springs allow your engine to run at a higher RPM without loss of valve control.

*Performance Engine Package components cannot be sold individually.

If you're looking for gear to boost your engine, look no further! The Pro Circuit engine performance package for the CRF 450R and CRF 450RX is exactly what you're looking for.  

• High-Compression Piston Kit
• Camshaft
• Valve Springs