COMP Cams Xtreme Energy 250/256 Hydraulic Flat Cam for Pontiac 265-455 51-226-4

Specifications:

• BrandCOMP Cams
• Part Number51-226-4
• GTIN00036584047384
• Camshaft Gear Attachment1
• Lifter TypeHydraulic Flat Tappet
• Grind NumberXe294h
• Exhaust Valve Lift0.524 in
• Intake Valve Lift0.519 in
• Valve Springs RequiredYes
• Exhaust Duration At .050 Inch Lift256 dd
• Intake Duration At .050 Inch Lift250 dd
• Advertised Exhaust Duration306 dd
• Advertised Intake Duration294 dd
• Cam TypeHydraulic Flat Tappet
• Lobe Separation110 dd
• Assembly Lubricant IncludedYes
• Basic Operating Rpm Range2,800-6500
• C.a.r.b. Exempt For California Certified Vehicles Manufactured Before 1965?Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
• C.a.r.b. Exempt For Federally Certified Vehicles Manufactured Before 1967?Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
• C.a.r.b. Exempt For Foreign Vehicles Manufactured Before 1967?Yes, But Must Meet Tailpipe Emission Standards For Year Of Vehicle.
• C.a.r.b. Exempt For On-road Vehicles?No
• C.a.r.b. Exempt For Racing And Off-road Only Vehicles?Yes, But Must Be A Race/competition Only Vehicle.
• Cam And Lifter Kit UpgradeCl51-226-4
• Camshaft MaterialCast Iron
• Camshaft SeriesXtreme Energy
• Engine FamilyPontiac 265-455 C.i. 8 Cylinder (1955-1981)
• K-kit UpgradeK51-226-4
• Lifters IncludedNo
• Sk-kit UpgradeSk51-226-4
• UsageStreet/performance