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Honda CRF 450R GP4R Pro Billet Camshaft & DCR Valve Spring Kit (2021-2025)

CRF450R GP4R PRO BILLET HONDA CAM 2025 2024 2023 2022 2021

SKU: HON-CRF-450-GP4-21B

GP4 Pro Billet Camshaft with DCR Valve Spring Kit for Honda CRF450R 2021-2025

Maximum effort drag racing / flat track cam

Hardened aircraft grade material is CNC'd In-house. The Billet Cores are meticulously hand-ground to perfect surface finish & lobe specifications.

Boasting massive power gains of +6 hp.

Comes Complete with bearing & flange

*Not Compatibe With OEM Valve Springs*

Availability: 3-7 DAYSTO SHIP ON NEW ORDER

Was: $1,189.00

Sale: $1,109.00

Save: 7%

Save: $80.00

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Description

8620 billet core made in usa

intake cam lift .386" / 266 duration / .445" valve lift
exhaust cam lift .250 / 240 duration .455" valve lift

valve settings .009 " int .012" exhaust

*Requires DCR Valve Springs

*ecu tuning recommended

*wossner race piston - 14.5 or 14.2 compression recomended for extra valve pocket depth for the gp4r camshafts extra exhaust lift