NOTE NOT ALL CAMS ARE IN STOCK WE TRY TO SHOW ACTIVE INVENTORY PLEASE CALL IF THE SPEC YOU WANT ISNT IN STOCK or SHOWN!Stocking Gen 1 camshafts if you have a Gen 2 we will supply a offset intake cam pin.Camshaftes labeled NOT stocked in dropdown will have a wait time.Hayabusa Camshafts Valve Lift Duration Description Hard Weld New Cam 1999-2007 .360/.312 266º/246º Performance profile to bolt into a stock engine. Increases power throughout the RPM range. 21-70-951 21-70-952 .368/.322 261º/244º Designed for turbo applications to increase overall performance. 21-70-161 21-70-162 .378/.330 267º/252º Designed to increase overall performance. Check retainer to guide seal clearance. Minimum .030. Performance springs required. 21-70-751 21-70-752 .395/.378 266º/267º Designed to increase mid and upper end power. Must be used with a performance piston and exhaust system. Performance springs and shortened valve guides required! New cams must be hardwelded 21-70-761 21-70-762 .415/.395 268º/266º Performance profile designed to increase mid and upper end. Requires Exhaust System, High Compression Piston, Shortened Valve Guides, and Performance Valve Spring Kit. New cams must be hardwelded. 21-70-841 21-70-842 .425/.415 277º/268º Performance profile designed to increase mid and upper end. Requires Exhaust System, High Compression Piston, Shortened Valve Guides, and Performance Valve Spring Kit. New cams must be hardwelded. 21-70-631 21-70-632 .445/.415 268º/268º Race profile. Requires Exhaust System, High Compression Piston, Shortened Valve Guides, and Performance Valve Spring Kit. New cams must be hardwelded. Check all clearances!! 21-70-891 21-70-892 .460/.415 268º/268º Race profile. Requires Exhaust System, High Compression Piston, Shortened Valve Guides, and Performance Valve Spring Kit. New cams must be hardwelded. Check all clearances!! 21-70-601 21-70-602 2008-2011 .395/.378 266º/267º Designed to increase mid and upper end performance. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-70-661 21-70-662 .415/.378 268º/268º Performance profile designed to increase mid and upper end. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-71-001 21-71-002 .415/.395 268º/266º Performance profile designed to increase mid and upper end. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-70-671 21-70-672 .425/.415 277º/268º Performance profile designed to increase mid and upper end. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-70-641 21-70-642 .445/.415 268º/268º Performance profile designed to increase mid and upper end. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-70-981 21-70-982 .460/.415 268°/268° Performance profile designed to increase mid and upper end. Requires High Compression Piston, Exhaust System, Performance Valve Spring Kit, and Shortened Valve Guides. Price Per Set (2). 21-70-651 21-70-652 Cores required unless purchasing New Cams Don't forget to check out the cam degreeing kit now available!
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