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Instruction Sheets for Part Number SUM-1789
Technical Articles for Part Number SUM-1789
Camshaft, Hydraulic Flat Tappet, Advertised Duration 272/272, Lift .454/.454, Mopar, Small Block, Each
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Overview
Brand:
Manufacturer's Part Number:
SUM-1789
Part Type:
Product Line:
Summit Racing Part Number:
SUM-1789
Item Number:
1261980
UPC:
190861035980
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Fair idle, good low midrange power. Largest stock engine cam, but works best with 9:1 and higher compression and gearing.
Basic Operating RPM Range:
1,500-5,200
Intake Duration at 050 inch Lift:
216
Exhaust Duration at 050 inch Lift:
216
Duration at 050 inch Lift:
216 int./216 exh.
Advertised Intake Duration:
272
Advertised Exhaust Duration:
272
Advertised Duration:
272 int./272 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.454 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.454 in.
Valve Lift with Factory Rocker Arm Ratio:
0.454 int./0.454 exh.
Lobe Separation (degrees):
110
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Summit Racing™ Camshafts
Here's a simple high performance solution! Our Summit Racing™ camshafts feature straight-grind, and are designed for use with hydraulic flat tappet lifters. The tight lobe separation will boost your torque, throttle response, and mid range power for exciting action at the track and on the road.
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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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