Comp

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

The Wundercarparts 90 Day Warranty:
Wundercarparts offers a 90 day warranty against manufacturer defects on all items we sell. Additionally, most new items come with a seperate manufacturer warranty. Please message us through eBay for further information on manufacturer warranty, or to start a warranty claim. WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer. For more information go to

Returns Accepted for this item if it's within 30 Days