GM High Performance LS .550" Lift Springs (Replaced LS6) These springs are designed for lifts up to .550" with less aggressive ramps! For springs designed for more aggressive camshafts, take a...

Hawks Donald Thump LS Truck Cam Kit Valve Springs & Hat kit Seals 4.8L 5.3L 6.0L Introducing the Donald Thump truck cam! This is an excellent performance camshaft with an aggressive idle for...

Hawks Donald Thump LS Truck Cam Kit Valve Springs & Hat kit Seals 4.8L 5.3L 6.0L Introducing the Donald Thump truck cam! This is an excellent performance camshaft with an aggressive idle for...

HAWKS Donald Thump Truck Cam | 214/224 .550"/.550" 108+2 LSA SPECS:Duration @ .050": 214 Intake / 2224 ExhaustGross valve Lift: .550" Intake / .550" ExhaustLobe Separation Angle (LSA):...

GM/Delphi LS7-Style Replacement Lifters (Non-DOD Applications)Upgrade your LS engine with GM/Delphi LS7-Style Replacement Stock Lifters, an ideal solution for LS builds without Active Fuel Management...

TSP Texas Speed CHOPacabra LS Truck Cam Kit Valve Springs & Seals 4.8L 5.3L 6.0L Camshaft Kit Includes:- TSP CHOPacabra Low Lift Truck Camshaft (Specs: 214/222 .550"/.550" 108 LSA)- LS6 Style...

TSP Texas Speed Chopacabra LS Truck Cam Kit with OE 7.400" Pushrods 4.8 5.3 6.0L Camshaft Kit Includes:- TSP CHOPacabra Low Lift Truck Camshaft (Specs: 214/222 .550"/.550" 108 LSA)- BTR SP011-16 LS6...

GM Performance 12713265 LS .550" Lift Valve Spring Kit LS1 LS2 LS6 5.3 5.7 6.0 - FREE SHIPPING IN THE CONTINENTAL US ONLY. Sold as a set of 16 valve springs   GM High Performance LS .550"...

PAC-1219LS Ovate Beehive spring that has increased loads, rates and frequencies for more aggressive cams. This remains a drop in spring for stock parts but will handle increased lifts.