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Web Camshaft Grind #242/921 (2007 CRF450R)

WEB CAMSHAFTS

$542.65
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SKU:
121-006-110-57762
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Web Camshafts are great cams for people wanting to make real power.

CAM GRIND #242/921

Race profile designed to increase mid and upper end performance. Requires Exhaust System, High Compression Piston, Larger Diameter Followers, Shortened Valve Guides, and Performance Valve Spring Kit. Check ALL clearances!

VALVE LIFT: .418/.342

DURATION: 284/298

DURATION AT .050": 261/262

This Camshaft is good for Drag Racing Engine / TT Engines with High Compression, Porting, Exhaust Pipe, and Bored Carbs. Big Bores / Strokers would work well with this cam (Big Bore / Strokers Highly Recommended for duners and MX bikes using this camshaft.) Porting is Highly Recommended with this camshaft. Aftermarket Valve Springs are required for this cam (KW, Web, or PSI Springs recommended). Larger Followers are highly recommended. Will require shortened or sunk valve guides and may require cam-tower clearance.

Click Here for Information on Cam Chain Tensioners.

Click Here for Information on Valve Springs.