Dirt Bike Cams and Parts

Dirt Bike Camshafts & Cam Chains for Honda, Yamaha, KTM & Suzuki at JJ Motorsports

Unlock more power, better throttle response, and improved top-end performance with premium camshafts and cam chains from JJ Motorsports. Our selection includes Hot Cams performance camshafts (Stage 1, Stage 2 intake/exhaust profiles) and Moose Racing heavy-duty timing chains, all engineered for maximum lift, duration, and reliability in motocross, enduro, and trail riding. Compatible with top models like Honda CRF250R/450R, Yamaha YZ250F/450F, KTM SX/EXC, and Suzuki RM-Z, these high-quality components deliver noticeable gains in mid-range torque or high-RPM horsepower while maintaining valve train stability under extreme conditions. Whether you're refreshing a tired motor or building a full race engine, Hot Cams drop-in profiles and Moose's DID-spec chains provide the durability and precision needed for championship-level results without valve clearance issues.

Shop the best dirt bike cams and timing chains at JJ Motorsports with fast shipping and expert support. Explore related categories such as dirt bike engine rebuild kits for complete top-end refreshes or dirt bike valves and parts for full valve train upgrades.

Top Dirt Bike Camshafts & Cam Chains

• Moose Offroad Cam Chain DID25H x 100 Links MSEHCDID25H100 – Heavy-duty DID-spec timing chain for extended life and reduced stretch; perfect for Honda CRF and Yamaha YZ models.
• Hot Cams Stage 1 Intake Camshaft 4012-1IN – Stage 1 intake cam for improved mid-range power and throttle response; drop-in design, no valve spring changes required.
• Hot Cams Stage 2 Exhaust Camshaft 2068-2E – Aggressive Stage 2 exhaust profile for maximum top-end horsepower; ideal for race builds and big-bore applications.

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!