--- product_id: 515728346 title: "Truck Norris NSR Camshaft No Springs Required for Gen 3/4 LS 4.8 5.3 5.7 6.0 6.2 LS1 1999-2013 Vortec (Cam Only)" brand: "btr brian tooley racing" price: "633225CFA" currency: XOF in_stock: true category: "Btr Brian Tooley Racing" url: https://www.desertcart.sn/products/515728346-truck-norris-nsr-camshaft-no-springs-required-for-gen-3 store_origin: SN region: Senegal --- # 107 LSA for optimized torque curve No Springs Required - reuse factory springs 212/22X duration for aggressive power Truck Norris NSR Camshaft No Springs Required for Gen 3/4 LS 4.8 5.3 5.7 6.0 6.2 LS1 1999-2013 Vortec (Cam Only) **Brand:** btr brian tooley racing **Price:** 633225CFA **Availability:** ✅ In Stock ## Summary > ⚡ Unleash your truck’s beast mode—no springs, no limits! ## Quick Answers - **What is this?** Truck Norris NSR Camshaft No Springs Required for Gen 3/4 LS 4.8 5.3 5.7 6.0 6.2 LS1 1999-2013 Vortec (Cam Only) by btr brian tooley racing - **How much does it cost?** 633225CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/515728346-truck-norris-nsr-camshaft-no-springs-required-for-gen-3) ## Best For - btr brian tooley racing enthusiasts ## Why This Product - Trusted btr brian tooley racing brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Upgrade:** No springs needed—bolt in and boost power without extra parts. - • **Proven Performance:** Hundreds of hours of dyno-tested cam lobe design for max torque and power. - • **Wide Compatibility:** Fits 1999-2013 GM Gen 3/4 LS engines from 4.8L to 6.2L V8 trucks and SUVs. - • **Aggressive Yet Refined:** Idle sound packs a punch but plays well with stock torque converters. - • **Trusted by Enthusiasts:** Top-rated camshaft with 4.6 stars and a loyal following among GM truck owners. ## Overview The BTR Brian Tooley Racing Truck Norris NSR Camshaft is a high-performance upgrade designed for 1999-2013 GM Gen 3/4 LS truck engines. Featuring a 212/22X duration and 107 LSA, it delivers enhanced power and torque across the RPM range without requiring new valve springs, allowing for a straightforward installation using factory components. Developed through extensive dyno testing, this camshaft balances aggressive sound and drivability, making it a top choice for enthusiasts seeking reliable, bolt-on performance gains. ## Description Developed from the success of the original Truck Norris, this NSR (No Springs Required) camshaft 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. ## Features - TRUCK NORRIS NSR Camshaft - No Springs Required For 1999-2013 GM Gen3/4 LS Truck Engines 4.8, 5.3, 6.0, 6.2 - Specs: 212/22X .498"/.498" 107 LSA 3 Bolt Pattern - BTR's new No Springs Required version of the immensely popular Truck Norris camshaft sacrifices only a slight amount of power from the original Truck Norris, in exchange for the convenience of being able to reuse your factory valve springs and pushrods. Please note that if your engine has high mileage we would still recommend replacing the springs for best performance, in which case the original Truck Norris Camshaft package with springs included would be an ideal option. - The Truck Norris Cam will deliver a roundhouse kick in the pants to your 1999-2013 GM V8 Truck or SUV! 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 BTR's legendary V2 truck cams. It has an idle sound similar to more aggressive truck camshafts, yet will behave well with stock torque converters. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BLTCSKSV | | Best Sellers Rank | #191,371 in Automotive ( See Top 100 in Automotive ) #39 in Automotive Replacement Engine Camshafts | | Brand | BTR Brian Tooley Racing | | Customer Reviews | 4.6 4.6 out of 5 stars (37) | | Date First Available | November 8, 2022 | | Item Weight | 11.33 pounds | | Item model number | BTR Truck Norris NSR | | Manufacturer Part Number | Truck Norris NSR | | Package Dimensions | 22.2 x 3.8 x 2.9 inches | ## Images ![Truck Norris NSR Camshaft No Springs Required for Gen 3/4 LS 4.8 5.3 5.7 6.0 6.2 LS1 1999-2013 Vortec (Cam Only) - Image 1](https://m.media-amazon.com/images/I/61P2YkH+MQL.jpg) ## Frequently Bought Together - BTR Brian Tooley Racing Truck Norris NSR Camshaft No Springs Required for Gen 3/4 LS 4.8 5.3 5.7 6.0 6.2 LS1 1999-2013 Vortec (Cam Only) - Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam - FEL-PRO TCS 45993 Engine Timing Cover Gasket Set for Chevrolet Silverado 1500 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/515728346-truck-norris-nsr-camshaft-no-springs-required-for-gen-3](https://www.desertcart.sn/products/515728346-truck-norris-nsr-camshaft-no-springs-required-for-gen-3) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-25*