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Technical Articles for Part Number CCA-K33-781-11
COMP Cams Magnum Solid Roller Cam and Lifter Kits K33-781-11
Part Number: CCA-K33-781-11
COMP Cams Magnum Solid Roller Cam and Lifter Kits
Camshaft Kits, Magnum Solid Roller Cam and Lifter Kits, Retro-fit, Advertised Duration 292/292, Lift 0.645/0.645, Ford, Big Block FE, Kit
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Estimated Ship Date: Dec 14, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
K33-781-11
Part Type:
Product Line:
Summit Racing Part Number:
CCA-K33-781-11
UPC:
00036584381426
Cam Style:
Solid roller, Retro-fit
Basic Operating RPM Range:
2,200-6,500
Camshaft Use:
Street/Strip
Intake Duration at 050 inch Lift:
248
Exhaust Duration at 050 inch Lift:
248
Duration at 050 inch Lift:
248 int./248 exh.
Advertised Intake Duration:
292
Advertised Exhaust Duration:
292
Advertised Duration:
292 int./292 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.645 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.645 in.
Valve Lift with Factory Rocker Arm Ratio:
0.645 int./0.645 exh.
Lobe Separation (degrees):
110
Camshaft Gear Attachment:
1-bolt
Grind Number:
288R
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Mechanical roller
Valve Springs Included:
Yes
Valve Spring Style:
Standard
Outside Diameter of Outer Spring (in.):
1.535 in.
Retainers Included:
Yes
Locks Included:
Yes
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
Yes
Assembly Lubricant Included:
Yes
Pushrods Included:
No
Rocker Arms Included:
No
Gaskets Included:
No
Valve Springs Required:
No
Quantity:
Sold as a kit.
COMP Cams Magnum Solid Roller Cam and Lifter Kits
COMP Cams Magnum solid roller cam and lifter kits are designed for everyone from the serious street performance enthusiast to the all-out competition drag racer. Whether you're driving a street rod, show car with power accessories, a super gas, or a super competition car on alcohol, one of these kits will fit your engine's needs .
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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