Edelbrock 3702 Performer-Plus Camshaft and Lifter Kit Hydraulic flat tappet style camshaft and lifter Offers improved throttle response and torque Use only stock ratio rocker arms which are not included with the kit Dual springs should not be included Retainers, locks, valve stem seals, timing chain and gears, pushrods, rocker arms, gaskets and lifters are not included