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Part number: 54-480-11
Product Details
Comp Cams 54-480-11 LS1 Camshaft Hydraulic Roller
Products specifications
Advertised Duration 277 int./273 exh.
Advertised Exhaust Duration 273
Advertised Intake Duration 277
Basic Operating RPM Range 2,200-7,000
Cam Style Hydraulic roller tappet
Camshaft Gear Attachment 3-bolt
Computer-Controlled Compatible Yes
Duration at 050 inch Lift 227 int./223 exh.
Exhaust Duration at 050 inch Lift 223
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.610 in.
Grind Number 277LTBHR15
Intake Duration at 050 inch Lift 227
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.614 in.
Lobe Separation (degrees) 115
Notes Requires computer tuning in stock EFI applications.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.614 int./0.610 exh. lift
Valve Springs Required Yes
Title 54-480-11 CamShaft, LS1 277LTB HR-115
Engine Make/Size Chevy Small Block LS1
RPM Range 2200-7000
Usage Street/Performance
Exh. Duration @ .050 in. (Deg) 223
Exh. Duration Advertised (Deg) 273
Exhaust Valve Lift (in.) 0.61
Int. Duration @ .050 in. (Deg) 227
Int. Duration Advertised (Deg) 277
Intake Valve Lift (in.) 0.614
Lifter Type Hydraulic Roller
  • Good Response
  • Excellent Power
  • 1 Year Limited Warranty
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