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VALVE LIFT
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DURATION
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DURATION @ 0.050"
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GRIND NUMBER
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REGRIND
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HARD WELD
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NEW BILLET
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1642/1742
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Performance profile to increase mid and upper end. For use for TT and Flat track type applications. Requires Exhaust System, High Compression Piston, and Performance Valve Spring Kit.
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1642/1743+3°(6°)
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Race profile deisgned for mid and top end. Works excellent for flat track style applications. Requires Exhaust System, High Compression Piston, and Performance Valve Spring Kit.
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1667/1665
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Race profile to increase mid and upper end power. Requires Exhaust System, High Compression Piston, and Performance Valve Spring Kit.
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Part Type
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PART #
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$40.00
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Adjustable gear only. For use if you already have a flange pressed on your cam. Can be used with all WEB CAM profiles for precise engine tuning. Cam bolts not included, see part CB-001. Price (Each).
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$70.00
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Performance Single PSI Valve Spring. Works with the stock retainers. OK to .450" valve lift. Price Per Set (2).
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$465.00
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Performance PSI Dual Valve Springs, Titanium Retainers, and Hardened Bottoms. OK to .450" Valve Lift. Price Per Set (4).
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PDF
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Congratulations
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LINK
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Degreeing In Your Camshaft
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PDF
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JPG
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General Valve Spring Information
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PDF
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JPG
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Valve Spring Installed Height Information
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LINK
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Web Cam Full Catalog
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PDF
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Honda CRF 450 R SOHC 4v Parts List.
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Home | Honda CRF 450 R SOHC 4v | Updated: January 16 2021
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