Hummer H3 Engine Camshaft Kit - COMP Cams - Stage 2 LST 58x Master Cam 08-10. Built for the 5.3L H3/H3 Alpha with a 58x crank trigger, this kit provides a turbo-friendly cam package for confident street performance.

Engineered for LS-based 4.8/5.3 turbo builds, the Stage 2 LST profile is optimized for upgraded, lower backpressure systems with a wide 2,500-7,400 rpm powerband. The Master Kit streamlines your upgrade with matched valvetrain components and a 58x, 4-pole timing set for Gen IV applications. For 24x systems, see MK54-332-24.

Features

• Designed for 2008-2010 Hummer H3 5.3L (58x) turbo applications
• Stage 2 LST turbo camshaft profile
• Power range: 2,500-7,400 rpm
• Includes lifters, pushrods, valve springs, retainers, locks, seats, seals
• Includes 58x 4-pole timing set
• Reference MK54-332-24 for 24x, 1-pole timing set kits

Have questions or planning a full build? Call us at 512-982-9393 (TX) or 562-981-6800 (CA). We have two locations in Austin, Texas and the Los Angeles, California area offering professional installation and customization services.

If you are considering purchasing multiple items, please contact us for shipping discounts.

We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov