BTR camshafts are engineered for outstanding performance and drivability. Brian Tooley Racing provides a wide range of camshafts and configurations tailored for various truck and car applications. Whether your project involves turbocharged, supercharged, or naturally aspirated setups, BTR offers numerous grind options, all supported by years of expertise, knowledge, and a dedication to power.
The Truck Norris will deliver a roundhouse kick in the pants to your 1999-2013 Silverado or Sierra. Developed from hundreds of hours of in house cam lobe design and dyno testing, this camshaft has more power and torque everywhere in the curve compared to our legendary V2 truck cams.
Note: This camshaft requires upgraded valve springs
*Custom tuning is required after installation. We offer remote tuning options see here or we recommend going to a local dyno shop near you for custom tuning. Camshaft Specs
Expected Crank HP and TQ Gains: 55+ HP Gain & 16+ LB/FT TQ
Cam Style: Hydraulic roller, OE roller
Camshaft Use: Street/Strip
Engine Combination: Naturally Aspirated
Camshaft Duration: 212/22X
Valve Lift with Factory Rocker Arm Ratio: 0.552 int./0.552 exh.
Lobe Separation (degrees): 107
Camshaft Gear Attachment: 3-bolt
Torque Converter Information: Work well with stock converters to take full advantage of camshaft aftermarket converter recommended
Quantity: Sold individually.
*All Dyno testing was done with an engine dyno (Expected gains are based on a stock 5.3L engine w/ TBSS intake which made 374 CHP and 396 CTQ)
