ORO2U Dirt Catalogue - Section E - Engine and Performance.

ProX

Engine Valves

ProX Engine Valves ProX offers a complete range of high quality Titanium and Steel Valves for MX and ATV segment. The ProX Titanium Valves are forged in one piece for extra strength. The use of a special Ti3Al material in combination with a CrN coating will give the valves better material properties under high temperatures offering greater durability over the OEM Titanium Valves. ProX Engine Valves (O.E.M Replacement & High Performance Valves)

ProX Steel Valves Next to the Titanium valves ProX also offers a complete line of steel valves. The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. The ProX steel valves are made by the leading OEM factories in Japan and are a direct and cost-efficient OEM replacement. ProX steel valves can be used in combination with all the OEM valve train components like valve springs, guides, bases and retainers. A complete line of steel valves is available for Dirtbike and ATV. ProX Engine Valves (O.E.M Replacement & High Performance Valves)

Steel Valve Features • Manufactured by the leading OEM factories in Japan. • Made to exact OEM specs and tolerances. • The steel valves are a direct and cost efficient OEM replacement. • Complete range for Dirtbike and ATV available from ready stock.

Intake

Exhaust

HONDA

Models

Years

Type of Valve Intake Valve O.E.M Ref.

Exhaust Valve O.E.M Ref.

Z 50R

1991 - 99 2000 - 03 2004 - 24 2003 - 05 2006 - 17 2007 - 25 1980 - 84 1981 - 02 2003 - 19 2008 - 09 1996 - 04 2001 - 12

Steel Steel Steel Steel Steel Steel Steel Steel Steel Steel Steel Steel Steel

.EX.PX 14721-GK4-601 .EX.PX 14721-GK4-601 .EX.PX 14721-GK4-601 .EX.PX 14721-KBB-900

65-475 65-475 65-475 65-403

XR 50R CRF 50F CRF 150F CRF 150F CRF 150R

.IN.PX 14711-KBB-900

65-403

.IN.PX 14711-KRM-840

.EX.PX 14721-KRM-840

65-5000

65-5000

.PX.SS 14711-KSE-670 .IN.PX 14711-437-000 .IN.PX 14711-437-000 .IN.PX 14711-KBB-900 .IN.PX 14711-KBB-900 .IN.PX 14711-KCZ-000 IN.PX 14711-KPF-900

.PX.SS 14721-KSE-670 .EX.PX 14721-437-000 .EX.PX 14721-437-000 .EX.PX 14721-KBB-900 .EX.PX 14721-KBB-900 .EX.PX 14721-KCZ-000

65-435 65-102 65-102 65-403 65-403 65-178 65-177

65-434 65-103 65-103 65-403 65-403 65-178

XR 200

XR 200R CRF 230F CRF 230L XR 250R

XR 250 Tornado

.PX.SS 14721-KRN-670

65-420

CRF 250R

2004 - 07

Titanium

.PX.TI

14711-KRN-670

65-421

Steel

.PX.SS 14721-KRN-A10

65-462

CRF 250R

2008 - 09

Titanium

.PX.TI

14711-KRN-670

65-421

Steel

.PX.SS 14721-KRN-A40

65-460

CRF 250R

2010 - 15

Titanium Titanium Titanium Titanium

.PX.TI .PX.TI

14711-KRN-A40 14711-KRN-A40 14711-K95-A20 14711-K95-A20

65-461 65-461

CRF 250R CRF 250R CRF 250RX

2016 - 17 2018 - 25 2019 - 25

.PX.TI

14721-KRN-B10 14721-K95-A20 14721-K95-A20

65-479

PX.TI PX.TI

.PX.TI .PX.TI

65-5057 65-5057

65-5058 65-5058 65-420

Steel

.PX.SS 14721-KRN-670

CRF 250X

2004 - 17

Titanium

.PX.TI

14711-KRN-670

65-421

Steel

.PX.SS

65-5001

2019 - 25

CRF 450L/RL

Titanium

.PX.TI

65-5016

Steel

.PX.SS 14721-MEB-670

65-408

CRF 450R

2002 - 06

Titanium

PX.TI

14711-MEB-670

65-407

Steel

.PX.SS 14721-MEN-A00

65-418

CRF 450R

2007 - 08

Titanium

PX.TI

14711-MEB-670

65-407

Steel

.PX.SS 14721-MEN-A30

65-446

CRF 450R

2009 - 12

Titanium

.PX.TI

14711-MEN-A30

65-463

Steel

.PX.SS 14721-MEN-A70

65-5001

CRF 450R

2013 - 16

Titanium

.PX.TI

14711-MEN-A30

65-463

Steel

.PX.SS 14721-MEN-A70

65-5001

2017 - 25

CRF 450R/RX

Titanium Titanium

.PX.TI

14711-MKE-A01 14711-MEY-670

65-5016 65-481

CRF 450X

2005 - 17

.PX.TI

Steel

.PX.SS 14721-MEN-A70

65-5001

2019 - 25

CRF 450X

Titanium

.PX.TI

14711-MKE-A01

65-5016

*Please visit our website for current prices E267

E-mail: sales@oro2u.com

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