Pontiac Replacement Exhaust Valve 350 400 428 CID engine (1967-70) Head Diameter 1.775 Inch Overall Length 5.0900 Inch Stem Diameter 0.34100 Inch Chrome Stem Coating Keeper Groove 2

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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
1968-1970	Pontiac Acadian
1968-1969	Pontiac Beaumont
1967-1970	Pontiac Bonneville
1967-1970	Pontiac Catalina
1967-1970	Pontiac Executive
1967-1970	Pontiac Firebird
1967-1970	Pontiac Grand Prix
1967-1970	Pontiac GTO
1967-1970	Pontiac Laurentian
1968-1970	Pontiac LeMans
1967-1970	Pontiac Parisienne
1969-1970	Pontiac Strato-Chief
1968-1970	Pontiac Tempest