COMP Cams Magnum 248/248 Solid Flat Cam for Pontiac 265-455 51-246-4

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Specifications:

BrandCOMP Cams
Part Number51-246-4
GTIN00036584641490
Camshaft Gear Attachment1
Lifter TypeSolid Flat Tappet
Grind Number294s
Exhaust Valve Lift0.525 in
Intake Valve Lift0.525 in
Valve Springs RequiredYes
Exhaust Duration At .050 Inch Lift248 dd
Intake Duration At .050 Inch Lift248 dd
Advertised Exhaust Duration294 dd
Advertised Intake Duration294 dd
Cam TypeSolid Flat Tappet
Lobe Separation110 dd
Assembly Lubricant IncludedYes
Basic Operating Rpm Range2,500-6,500
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 UpgradeCl51-246-4
Camshaft MaterialCast Iron
Camshaft SeriesMagnum
Engine FamilyPontiac 265-455 C.i. 8 Cylinder (1955-1981)
K-kit UpgradeK51-246-4
Lifters IncludedNo
Sk-kit UpgradeSk51-246-4
UsageStreet/strip

Solid: Rough idle, needs higher compression ratio. Maximum street performance. Use 3000 stall and low Gear.