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Engines and Components› Camshafts and Valvetrain

Hot Cams

Hot Cams 09-21 YFZ 450 R/09-21 YFZ 450 R SE Exhaust Camshaft - Stage 1

$321.95 $259.76 Save $62.19

SKU: H065 4287-1E

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Hot Cams Stage 1 Exhaust Camshaft (MPN 4287-1E) is a performance upgrade for dual-cam engines, designed to improve throttle response and low to mid-range power.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHot Cams
Part NumberH065 4287-1E

Videos

Yamaha YZ250F Hot Cams Installation

Yamaha YZ250F Hot Cams Installation
Raptor 700 Hotcams 1 2 3 install raptor 2009 2021

Raptor 700 Hotcams 1 2 3 install raptor 2009 2021
Hot Cams - Design Theory Stage 1, 2, 3 Camshafts

Hot Cams - Design Theory Stage 1, 2, 3 Camshafts
Hot Cams Stage 1 camshafts

Hot Cams Stage 1 camshafts
Yamaha YZ Hotcams cam shaft with auto decompression install

Yamaha YZ Hotcams cam shaft with auto decompression install
Tech Vid: Installing Stage 1 'Hotcams' Camshaft KTM RFS Motor

Tech Vid: Installing Stage 1 'Hotcams' Camshaft KTM RFS Motor
Hot Cams Installation Honda CRF450R

Hot Cams Installation Honda CRF450R

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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