Installation Time
(approx) 5 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Comp Cams Big Mutha Thumpr 235/249 Hydraulic Roller Camshaft (10-19 6.0L Sierra 2500 HD)Find parts that fit my vehicle
Item HG28842
Sale
On Sale
-25% $404.95 each Was $541.95
Military, Medical & First Responders
$20.25 Available in AT Cash Rewards.
Confirm Eligibility
Confirm Eligibility
CONFIRM THIS FITS YOUR VEHICLE!
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Shop Owners Save More!
Sign up for our dealer program
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Big Mutha' Thumpr 235/249 Hydraulic Roller Cam
- Special Price $404.95
- Manufacturer COMP Cams
- Warranty 12 Months
- Engine Family GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
- RPM Operating Range 2,600-6,800
- Cam Type Hydraulic Roller
- Camshaft Series Thumpr
- Camshaft Gear Attachment 3-Bolt
- Usage Street/Strip
- Advertised Intake Duration 291
- Advertised Exhaust Duration 311
- Intake Duration at .050 Inch Lift 235
- Exhaust Duration .050 Inch Lift 249
- Intake Valve Lift 0.573
- Exhaust Valve Lift 0.558
- Lobe Lift Intake 0.338
- Lobe Lift Exhaust 0.329
- Lobe Separation 109
- Intake Centerline 103
- Valve Timing Lift 0.006
- Exhaust Close ATDC 46
- Intake Open BTDC 41
- Exhaust Open BBDC 85
- Intake Close ABDC 70
- Make GM
- Engine LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
- Lifter Type Hydraulic Roller
- Performance Package No
- Fits 2010-2019 6.0L Sierra 2500 HD
Description
High-Performance Camshaft. The Comp Cams Big Mutha Thumpr 235/249 Hydraulic Roller Camshaft is designed to deliver enhanced power and responsiveness in GM LS Gen III and IV engines. It optimizes valve timing for street and strip use, providing improved throttle response and engine sound without sacrificing reliability. This camshaft supports aggressive performance gains in 8-cylinder engines.
Construction and Appearance. Crafted from high-quality materials, this hydraulic roller camshaft features a durable finish designed to withstand the heat and stress of high-performance operation. Its precise manufacturing ensures consistent lobe profiles and smooth surface texture, contributing to long-lasting performance and reliability.
Installation. Installation requires moderate mechanical skill and does not require drilling or significant modification to the engine block. It is engineered to fit GM LS Gen III/IV 3-bolt applications with standard components.
Warranty. This camshaft includes a 12-month warranty against manufacturing defects.
Application. It fits 2010 to 2019 6.0L Sierra 2500 HD models equipped with the LS engine, making it a suitable upgrade for these vehicles.
Comp Cams 54-602-11
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Camshaft
5.0
Customer Reviews (1)
Questions & Answers
No questions about this product yet.
Ask the First Question
Will It Fit My Sierra 2500
- 6.0L V8 - 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
