Engines and Components› Camshafts and Valvetrain

COMP Cams

LSR C-Port 251/259 Hyd Rlr Cam GM LS

$499.95

SKU: C007 54-464-11

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This LSR Cathedral Port 251/259 Hydraulic Roller Cam is designed for GM LS GEN III/IV 420+c.i. engines with high compression, high RPM, and cathedral CNC-ported heads in race-type applications. It features an intake duration of 251 and exhaust duration of 259 at .050 inch lift, with a 115-degree lobe separation. It has a basic operating RPM range of 2,600-7,000. It requires valve springs and uses a 3-bolt camshaft gear attachment made of billet steel.

Fitment

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Specifications

BrandCOMP Cams
Part NumberC007 54-464-11

Videos

COMP CAMS LSR Camshaft Install Upgrade

COMP CAMS LSR Camshaft Install Upgrade
C5 Corvette Cam Install (IT’S LOUD!)

C5 Corvette Cam Install (IT’S LOUD!)

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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