BTR Truck Norris Cam, Springs and Hats 12613412 injector data is required

injector data is required

The Truck Plus cam can be used with a stock converter but will perform best with a higher than stock stall converter

The blow off valve operates by eliminating the pressure spike that occurs when closing the throttle suddenly at high rpm and/or boost

550" LIFT GEN V LT BEEHIVE VALVE SPRING SET - LIKE 12691120 - BTR91120-16

Components in kit:

BTR Truck Norris Cam, Springs and Hats 12613412 injector data is requiredBTR GEN III & IV LS TRUCK NORRIS CAM Specs: 212 22X, . 552 . 552, 107 LSA INTAKE LOBE LIFT @ TDC: 0. 05271 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.