Honda CRF 450 R (11-12) SOHC 4v


** Prices And Specifications Effective December 2016, And Are Subject To Change Without Notice. **


When a core is required for an item, the core charge will automatically be added to your cart when you add the item. You must return your re-workable OEM core within 180 days of purchase in order to receive a core refund. If we do not offer a core for your application, you need to call us first, and send your core in to be reground / hardwelded.

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You may also call us to order any of the listed items.

All in stock orders placed on-line Monday - Friday before 3:00pm Pacific, will ship the same day.

Please be sure to read our Ordering Policies.

Camshaft Profiles:

VALVE
LIFT

DURATION

DURATION
@ 0.050"

GRIND
NUMBER

PART
NUMBERS

OPTIONS QTY PURCHASE

.400/.331

282°/279°

256°/243°

961/812

 

Regrind

N/A

Performance profile designed to increase mid and upper end. Requires Exhaust System, High Compression Piston, and Performance Valve Spring Kit. Check ALL clearances!

Hardweld

N/A

New Cam

57-972

$405.00

.400/.333

268°/265°

242°/230°

1043/1044

 

Regrind

N/A

High lift short duration profile to increase throttle response. Requires Exhaust System, and Performance Valve Spring Kit.

Hardweld

N/A

New Cam

57-962

$405.00

.408/.317

282°/285°

258°/249°

208/921

 

Regrind

N/A

Racing profile for top end applications. Requires Exhaust System, High Compression Piston, Larger Diameter Followers, and Performance Valve Spring Kit. Check ALL clearances!

Hardweld

N/A

New Cam

57-992

$405.00

.408/.331

282°/279°

258°/243°

208/812

 

Regrind

N/A

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

Hardweld

N/A

New Cam

57-982

$405.00

.415/.317

276°/281°

252°/243°

493/1081

 

Regrind

N/A

Performance profile designed to increase mid and upper end. Good for TT and motocross applications. Requires Exhaust System, High Compression Piston, Larger Diameter Followers, and Performance Valve Spring Kit. Check ALL clearances!

Hardweld

N/A

New Cam

59-002

$405.00

.418/.317

284°/285°

261°/249°

242/921

 

Regrind

N/A

Race profile designed for flat track. Requires Exhaust System, High Compression Piston, Larger Diameter Followers, and Performance Valve Spring Kit. Check ALL clearances!

Hardweld

N/A

New Cam

59-012

$405.00

Other Products:

Cam Gear, Adjustable 36 Teeth

 

CG-H17

$99.00

Conversion kit to replace your current OEM gear. Comes complete with flange, adjustable sprocket, and two bolts. Can be used with all WEB CAM'S profiles for precise engine tuning. Price (Each).

Buckets, Shim Under

Web Cam Racing Cams Inc. Product Photo

CF-C37

$40.00

26 mm x 18 mm x 3.0 mm Price (Each).

Buckets, Shim Under WPC Coated

Web Cam Racing Cams Inc. Product Photo

CF-H02

$85.00

28 mm shim under-style buckets. Check to make sure thrust on cam does not interfere with oversized tappet, if it does you will need to modify thrust surface on cam for proper fit. Check ALL clearances! Price (Each).

Buckets, Shim Under

Web Cam Racing Cams Inc. Product Photo

CF-H01

$62.00

28 mm shim under-style buckets. Check to make sure thrust on cam does not interfere with oversized tappet, if it does you will need to modify thrust surface on cam for proper fit. Check ALL clearances! Price (Each).

Buckets, Shim Under

Web Cam Racing Cams Inc. Product Photo

CF-C41

$40.00

28 mm x 20 mm x 3.0 mm shim under-style buckets. Check to make sure thrust on cam does not interfere with oversized tappet, if it does you will need to modify thrust surface on cam for proper fit. Check ALL clearances! Price (Each). Price (Each).

Valve Spring Kit With Titanium Retainers (High Rev, RHC)

Web Cam Racing Cams Inc. Product Photo

VC-H53

$385.00

Kit includes performance single springs and Titanium retainers. Recommend for Flat Track use and Hi-Rev applications. OK up to 11,800 RPM. You do not have to use shortened guides with this kit unless you go over 0.410" intake valve lift and 0.350" exhaust valve lift. Spring can handle 0.435" intake lift, 0.380" exhaust lift. Price Per Set (4).

Valve Spring Kit With Titanium Retainers (PM)

Web Cam Racing Cams Inc. Product Photo

VC-H34

$195.00

Kit includes performance dual springs Titanium retainers and lower collars. OK to .440" valve lift. Price Per Set (4).

Valve Spring Kit With Titanium Retainers (Race R/D PSI)

Web Cam Racing Cams Inc. Product Photo

VC-H69

$405.00

RACE Kit includes performance Nitrided / Mico-peened dual PSI springs, Titanium retainers, and bottom cups. OK to .450 valve lift. Price Per Set (4).

Valve Spring Kit With Titanium Retainers (STD PSI R/D Kit)

Web Cam Racing Cams Inc. Product Photo

VC-H51

$280.00

STD Kit includes performance dual PSI springs, Titanium retainers, and bottom cups. OK to .500 valve lift. Price Per Set (4).

Valves, Stainless (Kibblewhite) Intake Standard Size

Web Cam Racing Cams Inc. Product Photo

IV-H22

$30.00

Standard size 36 mm. Price (Each).

Valves, Stainless (Kibblewhite) Intake Oversized +1 mm

Web Cam Racing Cams Inc. Product Photo

IV-H23

$30.00

Oversized to 37 mm. Price (Each).

Valves, Stainless (Kibblewhite) Intake Oversized +2 mm

Web Cam Racing Cams Inc. Product Photo

IV-H24

$30.00

Oversized to 38 mm. Price (Each).

Valves, Stainless (Kibblewhite) Exhaust Standard Size

Web Cam Racing Cams Inc. Product Photo

EV-H22

$30.00

Standard size 30 mm. Price (Each).

Valves, Stainless (Kibblewhite) Exhaust Oversized +1 mm

Web Cam Racing Cams Inc. Product Photo

EV-H23

$30.00

Oversized to 31 mm. Price (Each).

Valves, Stainless (Kibblewhite) Exhaust Oversized +2 mm

Web Cam Racing Cams Inc. Product Photo

EV-H32

$30.00

Oversized to 32 mm. Price (Each).

Valve Guide, Shortened .070" Intake Standard Size

 

VG-H15

$30.00

Made from special C630 Bronze material for longer wear. Standard size. Adds additional retainer to guide seal clearance. Custom sizes available +.001, +.002, +.004, +.010 Price (Each).

Valve Guide, Shortened .100" Exhaust Standard Size

 

VG-H16

$30.00

Made from special C630 Bronze material for longer wear. Standard size. Adds additional retainer to guide seal clearance. Custom sizes available +.001, +.002, +.004, +.010 Price (Each).

Bolts

 

CB-001

$25.00

New factory OEM Bolts to use with your adjustable cam gear. See part number CG-H14. Price Per Set (2).

Cam Gear, Adjustable 36 Teeth

Web Cam Racing Cams Inc. Product Photo

CG-H14

$40.00

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).

Chain Tensioner, Manual

 

CT-H08

$65.00

CNC machined from billet alloy to exact tolerances for perfect fit. This tensioner can not back out allowing the cam chain to jump the sprockets as the auto adjusters have been known to do. In the CRF models fits (04-14). Price (Each).

Chain Tensioner, Manual PRO Series

 

CT-H03

$95.00

The PRO Series is designed for the racer who frequently adjust his engine. The easy-access socket head adjuster screw is perfect for tight spaces. The interior o-ring design ensures that repeated adjustments will not eventually flatten the o-ring against the jam nut. The PRO Series design features an internal o-ring and custom-machined adjuster bolt. The bolt is broached with a 4 mm hex. Does not fit CRF 450 R (02-03) models, or the TRX 450 ER 06, and the 10-14 models as well. Price (Each).

Vehicle Notes:

If you wish to have a flange pressed on instead of a stock gear, please advise at the time of ordering.
The new flange will allow for you to use an adjustable cam gear see part number CG-H14.

Honda CRF 450 R (11-12) SOHC 4v Clearance Items:

Intake Valves, Stainless Standard Size 36 mm

(IV-H22)
Qty Available: 2

$22.50
Each

Installation Information:

General Installation Information

Congratulations

Degreeing In Your Camshaft

General Valve Spring Information

Valve Spring Installed Height Information



Last update: December 2 2016