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Technical Articles for Part Number HRS-CL112041-09
Howards Cams Hydraulic Flat Tappet Camshaft and Lifter Kits CL112041-09
Part Number: HRS-CL112041-09
Howards Cams Hydraulic Flat Tappet Camshaft and Lifter Kits
Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 299/299, Lift .510/.510, Chevy, Small Block, Kit
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Estimated Ship Date: Oct 28, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
CL112041-09
Part Type:
Product Line:
Summit Racing Part Number:
HRS-CL112041-09
UPC:
840793127818
Cam Style:
Hydraulic flat tappet
Basic Operating RPM Range:
3,400-6,700
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Hot Street/bracket. Needs 10.0:1+ compression ratio, good heads and exhaust. 3,500+ stall.
Intake Duration at 050 inch Lift:
245
Exhaust Duration at 050 inch Lift:
245
Duration at 050 inch Lift:
245 int./245 exh.
Advertised Intake Duration:
299
Advertised Exhaust Duration:
299
Advertised Duration:
299 int./299 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.510 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.510 in.
Valve Lift with Factory Rocker Arm Ratio:
0.510 int./0.510 exh.
Lobe Separation (degrees):
109
Camshaft Gear Attachment:
3-bolt
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Hydraulic flat tappet
Valve Springs Included:
No
Retainers Included:
No
Locks Included:
No
Valve Stem Seals Included:
No
Timing Chain and Gears Included:
No
Assembly Lubricant Included:
Yes
Pushrods Included:
No
Rocker Arms Included:
No
Gaskets Included:
No
Valve Springs Required:
Yes
Quantity:
Sold as a kit.
Howards Cams Hydraulic Flat Tappet Camshaft and Lifter Kits
Howards Cams hydraulic flat tappet camshaft and lifter kits feature a design aimed at street performance enthusiasts. These computer-designed kits get manufactured on dedicated high-precision CNC cam grinding machines. Whether you're looking to boost the performance of a street engine with minor or no additional improvements or moving up to a Pro Street or street/strip application with serious modifications, you'll find a Howards Cams hydraulic flat tappet camshaft and lifter kit to meet your needs.
More product features and items:
* Most are packaged and shipped in Howards' unique, hard, high-impact reusable plastic cases
* 100 percent Rockwell-checked, Parkerized hydraulic flat tappet cam
* Matching set of Howards Cams performance lifters
Applications
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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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