GM / Hummer / IsuzuReplacement Exhaust Valve 169 / 2.8L 211 / 3.5L 256 / 4.2L (2002-2005) Head Diameter 1.201 Overall Length 4.2460 Inch Stem Diameter 0.23390 Inch Keeper Groove 3

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Engine Pro's valves are the Premier Choice for valves. Four Series of valves assures you that you can find the right valve for your demanding application from Original Replacements to Street / Strip to Professional Racing. All Engine Pro Valves are manufactured to American specifications and standards in one facility located in the Western Hemisphere in one of the most sophisticated valve plants in the world for stainless steel and titanium materials, assuring tight tolerances in quality . Every valve is concentric in relation of the valve's head to the stem, which reduces wear on the valve, valve seat and the valve guides. This makes Engine Pro Valves the choice of professionals.

• Austenitic (Non-Magnetic) Or Martensitic (Magnetic) Steels And Nickel Base Super Alloys Along With Other Cobalt, Iron, And Nickel Base Facing Alloys
• Manufactured To USA Standards
• Replaces Stock Size Valve

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Application Summary:

Year	Make/Model
2004-2005	Buick Rainier
2004-2006	Chevrolet Colorado
2002-2005	Chevrolet Trailblazer
2002-2005	Chevrolet Trailblazer EXT
2004-2006	GMC Canyon
2006	Hummer H3
2003-2006	Isuzu Ascender
2006	Isuzu i-280
2006	Isuzu i-350
2002-2004	Oldsmobile Bravada