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Technical Articles for Part Number NAL-24502586
Chevrolet Performance LT4 Hot Cam Hydraulic Roller Camshafts 24502586
Part Number: NAL-24502586
Chevrolet Performance LT4 Hot Cam Hydraulic Roller Camshafts
Camshaft, Hydraulic Roller Tappet, Duration at .050 in. 218/228, Lift .525/.525 w/1.6 ratio, .492/.492 w/1.5, Chevy, 5.7L, LT1, Each
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Overview
Brand:
Manufacturer's Part Number:
24502586
Part Type:
Product Line:
Summit Racing Part Number:
NAL-24502586
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Basic Operating RPM Range:
1,800-5,800
Intake Duration at 050 inch Lift:
218
Exhaust Duration at 050 inch Lift:
228
Duration at 050 inch Lift:
218 int./228 exh.
Advertised Intake Duration:
279
Advertised Exhaust Duration:
287
Advertised Duration:
279 int./287 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.492 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.492 in.
Valve Lift with Factory Rocker Arm Ratio:
0.492 int./0.492 exh.
Lobe Separation (degrees):
112
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Notes:
Valve lift shown is with factory 1.5 rocker arm ratio, the lift with a 1.6 ratio rocker arm is 0.525 in. For pre-1996 LT1 and L98 engines the dowel pin in the end of the camshaft must be pushed in so extension from end of cam is between 0.290 in. and 0.310 in. For 1996 LT1 and LT4 engines, the dowel pin is in the correct position extending 0.620 in. from the end of the camshaft. This cam has a fuel pump lobe.
Chevrolet Performance LT4 Hot Cam Hydraulic Roller Camshafts
These LT4 Hot Cams from Chevrolet Performance are direct replacements for your stock LT4 hydraulic roller cam. They are designed to increase horsepower and torque in your LT4.
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Some parts are not legal for use in California or other states with similar laws / regulations
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