ORO2U Dirt Catalogue - Section E - Engine and Performance.

Vertex & Wiseco

Engine Valves

Intake

Exhaust

SUZUKI

Models RM-Z 250 RM-Z 250 RM-Z 250 RM-Z 250

Years

Type of Valve

Intake Valve Valve Size (mm)

Exhaust Valve Valve Size (mm)

2004 - 06 2007 - 09 2010 - 15 2016 - 24 2000 - 15 2005 - 06

Titanium Titanium Titanium Titanium

65-429.WI.TI 65-456.VE.TI 65-4561.VE.TI 65-4562.VE.TI 65-153.IN.WI 65-431.WI.TI 65-439.WI.TI 65-458.VE.TI 65-458.VE.TI

79mm

65-428.WI.TI 65-457.VE.TI 65-457.VE.TI 65-457.VE.TI 65-153.EX.WI 65-430.WI.TI 65-438.WI.TI 65-459.VE.TI 65-459.VE.TI

79mm

80.35mm

80.6mm 80.6mm 80.6mm

DRZ 400/E/S

Stainless Steel

36mm

29mm

RM-Z 450 RM-Z 450 RM-Z 450 RMX 450Z

Titanium Titanium Titanium Titanium

82.4mm 82.4mm

81.3mm 81.3mm 80.9mm 80.9mm

2007

2008 - 24 2010 - 11

82mm 82mm

Intake

Exhaust

YAMAHA

Models

Years

Type of Valve Titanium Intake Titanium Center

Intake Valve Valve Size (mm)

Exhaust Valve Valve Size (mm)

65-423.WI.TI 65-424.WI.TI 65-5015.WI.TI 65-5099.VE.TI 65-5015.WI.TI

80mm

YZ/WR 250F

2001 - 13

65-422.TI.WI

77.9mm

78.6mm

WR 250F WR 250F YZ 250F YZ 250F YZ 250FX YZ 250FX

2015 - 19 2020 - 21 2014 - 18 2019 - 25 2015 - 19 2020 - 25

Titanium Titanium Titanium Titanium Titanium Titanium

65-5014.WI.TI

65-5014.WI.TI 65-5014.WI.TI 65-5014.WI.TI 65-5014.WI.TI

65-5015.WI.TI

Titanium Intake Titanium Center Titanium Intake Titanium Center

65-426.WI.TI 65-427.WI.TI 65-426.WI.TI 65-427.WI.TI 65-464.WI.TI 65-6314.WI.TI 65-5125.VE.TI

77mm 76mm 77mm 76mm

WR 450F

2003 - 15

65-425.WI.TI

70mm

YZ 450F

2003 - 09

65-425.WI.TI

70mm

YZ 450F YZ 450F YZ 450F

2010 - 13 2014 - 19 2020 - 22

Titanium Titanium Titanium

83.90mm

65-465.WI.TI 65-6313.WI.TI 65-5124.VE.TI

86mm

Vertex Titanium Valves Vertex Titanium one-piece valves - the better choice for engine-builders seeking ultimate performance and longevity for their modern 4-stroke engine. Replace the genuine factory two-piece valves that make your engine a “Ticking Time Bomb” with titanium high performance one-piece valves. Precision machined with chromium-nitride coating providing ultimate protection from tip erosion and stem/seat wear.

Wiseco Titanium & Stainless Steel Valves Wiseco’s titanium and stainless steel valves are made from premium materials and manufactured to the highest quality specifications. Each valve is a forged, one-piece construction for higher strength and fatigue properties. A chromium nitride coating offers superb surface hardness and wear resistance. Wiseco’s valves are available for most popular 4-stroke motorcycle applications.

*Please visit our website for current prices E209b

E-mail: sales@oro2u.com

www.oro2u.com

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