Hummer H3T Camshaft - COMP Cams - LST Solid Roller Stage 1 - `09-`10. This COMP Cams Stage 1 LST solid roller cam is engineered for the 2009–2010 Hummer H3T with the 5.3L LS family engine. It’s a purpose-built camshaft option for enthusiasts seeking a strong, street-oriented solid roller upgrade for LS 3-bolt applications.

The Stage 1 LST profile provides improved midrange power delivery while remaining compatible with stock pistons that have factory valve reliefs. This cam is offered as the solid roller option in COMP’s LST family for Gen 3 LS 3-bolt engines and is intended for customers who want a reliable, track-capable valvetrain when paired with the appropriate valvetrain components. CK and MK kits are available and provide matched valvetrain parts for stable operation at higher rpm.

Features

• Stage 1 LST solid roller profile for Gen 3 LS 3-bolt engines
• Direct fit for Hummer H3T 2009–2010 5.3L LS applications
• Designed for strong average torque and horsepower through the 3000–7000 RPM range when used with stock pistons with factory valve reliefs
• Valve train stability up to 7500 RPM when used with CK or MK valvetrain kits
• CK and MK kits available — add "CK" or "MK" to the beginning of the part number for a complete matched kit

This camshaft is a focused choice for LS owners who plan to keep stock piston clearances and want a solid roller profile that works well on the street and track with proper supporting parts. If you have questions about fitment, valvetrain requirements, or choosing a CK/MK kit, call us directly — we can help ensure you select the correct cam and kit for your build. We have installation and customization services available at both locations: Austin, Texas and the Los Angeles, California area. Call us: 512-982-9393 (TX), 562-981-6800 (CA).

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