Seller notes

Brian Tooley Racing GM LS Truck Norris NSR Cam KitNo Springs Required KIT INCLUDES:BTR GM LS Truck Norris NSR CamBTR 1 to 3 Bolt Cam KitBTR 7.4 Pushrods CAMS SPECS: 212/22X, .498/.498, 107 LSABrian Tooley Truck Norris NSR camshaft comes in a 3 bolt design and requires you to delete the DOD/AFM/VVT 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 hundre...

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