Fitment and Product Information:

LSR Cathedral Port 231/239 Hydraulic Roller Camshaft For GM LS GEN III/IV

Brandname: Comp Cams

Part Number: 54-459-11

Description:

    Very wide power range and excellent mid-range torque for LS engines with cathedral port cylinder heads.

Specifications:

  • Camshaft Series: LSR Cathedral Port All Out Power
  • Cam Type: Hydraulic Roller
  • Grind Number: 281LR HR-13
  • Basic Operating RPM Range: 2,000-7,000
  • Intake Duration at .050 Inch Lift: 231 Diameter
  • Exhaust Duration at .050 inch Lift: 239 Diameter
  • Advertised Intake Duration: 281 Diameter
  • Advertised Exhaust Duration: 289 Diameter
  • Lobe Separation: 113 Diameter
  • Intake Valve Lift: 0.617 in.
  • Exhaust Valve Lift: 0.624 in.
  • Lifters Included: No
  • Valve Springs Required: Yes
  • Assembly Lubricant Included: No
  • Camshaft Gear Attachment: 3-Bolt
  • Camshaft Material: Billet Steel
  • Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
  • Lifter Type: Hydraulic Roller

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