Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Technical Articles for Part Number HRS-112571-12
Howards Cams Street Force 2 Hydraulic Flat Tappet Camshafts 112571-12
Part Number: HRS-112571-12
Howards Cams Street Force 2 Hydraulic Flat Tappet Camshafts
Camshaft, Street Force 2, Hydraulic Flat Tappet, Advertised Duration 268/270, Lift .440/.455, Chevy, Small Block, Each
See More Specifications
|
Check the Fit
Estimated Ship Date: Nov 2, 2026 Would you rather pick it up?
Need It Sooner? We recommend these similar substitute parts:
Overview
Brand:
Manufacturer's Part Number:
112571-12
Part Type:
Product Line:
Summit Racing Part Number:
HRS-112571-12
UPC:
840793102754
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Strong low and midrange torque and horsepower.
Basic Operating RPM Range:
1,200-5,500
Intake Duration at 050 inch Lift:
215
Exhaust Duration at 050 inch Lift:
225
Duration at 050 inch Lift:
215 int./225 exh.
Advertised Intake Duration:
268
Advertised Exhaust Duration:
270
Advertised Duration:
268 int./270 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.440 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.455 in.
Valve Lift with Factory Rocker Arm Ratio:
0.440 int./0.455 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Howards Cams Street Force 2 Hydraulic Flat Tappet Camshafts
Howards Cams Street Force 2 hydraulic flat tappet camshafts are engineered for the street performance enthusiast. The specially designed grinds were created to provide a good idle and increased throttle response. This series of camshafts work best with an improved intake manifold, 4-barrel carburetor, free-flow exhaust, and 1,600 to 1,800 stall rpm torque converter. Street Force 2 models also feature 112 degree lobe separations to help maintain vacuum. The cams are available for a wide variety of year/make and engine applications. Street performance begins with Howards Cams!
Applications
Loading...
Loading...
Questions & Answers
Ask a Question
What type of question would you like to submit?
I have a Customer Service question
(order, shipping, returns, protection plans, etc.). Customer Service Question
(order, shipping, returns, protection plans, etc.). Customer Service Question
- OR -
I would like to ask other customers
a question about this Product. Product Related Question
a question about this Product. Product Related Question
Loading...
Reviews Write a Review
Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Email this page
