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Technical Articles for Part Number HRS-711381-10
Howards Cams Hydraulic Flat Tappet Camshafts 711381-10
Part Number: HRS-711381-10
Howards Cams Hydraulic Flat Tappet Camshafts
Camshaft, Hydraulic Flat Tappet, Advertised Duration 255/261, Lift .479/.494, Chrysler, Small Block, Each
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Estimated Ship Date: Dec 30, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
711381-10
Part Type:
Product Line:
Summit Racing Part Number:
HRS-711381-10
UPC:
840793115082
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Smooth idle, very strong torque. Best in 273-318.
Basic Operating RPM Range:
1,400-4,800
Intake Duration at 050 inch Lift:
208
Exhaust Duration at 050 inch Lift:
214
Duration at 050 inch Lift:
208 int./214 exh.
Advertised Intake Duration:
255
Advertised Exhaust Duration:
261
Advertised Duration:
255 int./261 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.479 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.494 in.
Valve Lift with Factory Rocker Arm Ratio:
0.479 int./0.494 exh.
Lobe Separation (degrees):
110
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Howards Cams Hydraulic Flat Tappet Camshafts
Howards Cams offers their hydraulic flat tappet camshafts in a variety of configurations and performance levels for street, strip, and oval track purposes. All their flat tappet cams meet strict requirements to ensure the highest quality (and many get packaged and shipped in their unique, reusable, high-impact-plastic cases to ensure the quality reaches your doorstep.) Get the profile you want—from mild and smooth to loud and rough—with the hydraulic flat tappet camshafts from Howards Cams designed for your application.
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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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