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Instruction Sheets for Part Number HRS-112312-10
Technical Articles for Part Number HRS-112312-10
Howards Cams Mechanical Flat Tappet Camshafts 112312-10
Part Number: HRS-112312-10
Howards Cams Mechanical Flat Tappet Camshafts
Camshaft, Mechanical Flat Tappet, Advertised Duration 287/291, Lift .530/.536, Chevy, Small Block, Each
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Estimated Ship Date: Dec 29, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
112312-10
Part Type:
Product Line:
Summit Racing Part Number:
HRS-112312-10
UPC:
840793102464
Cam Style:
Solid flat tappet
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Hot Street/strip, 383+ cu. in., 10.0:1 compression ratio, 2,800+ stall.
Basic Operating RPM Range:
2,800-6,800
Intake Duration at 050 inch Lift:
252
Exhaust Duration at 050 inch Lift:
256
Duration at 050 inch Lift:
252 int./256 exh.
Advertised Intake Duration:
287
Advertised Exhaust Duration:
291
Advertised Duration:
287 int./291 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.530 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.536 in.
Valve Lift with Factory Rocker Arm Ratio:
0.530 int./0.536 exh.
Lobe Separation (degrees):
110
Camshaft Gear Attachment:
3-bolt
Intake Valve Lash:
0.022 in.
Exhaust Valve Lash:
0.022 in.
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Howards Cams Mechanical Flat Tappet Camshafts
Do you need aggressive quality? Howards Cams mechanical flat tappet camshafts are 100 percent Rockwell-checked and Parkerized to ensure the highest quality control standards! They use only the highest-grade, race-quality cores available and are ground on dedicated, high-precision machines at Howards Cams--not reboxed! Capable of high-engine rpm, these camshafts are a good choice for everything from moderate street performance to serious racing. Do you have lots of rpm? Go aggressive with a winner--Howards Cams mechanical flat tappet camshafts!
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Some parts are not legal for use in California or other states with similar laws / regulations
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