Our race-proven components include: Cylinder Heads from Brodix, Canfield, World Products and Dart. A complete line of Brodix manifolds designed by HVH. Valves from REV, Ferrea, Del West and Stealth. Valve Springs from Isky, PSI and Comp. Retainers from Trick Titanium. 10 degree locks and ID locators from Comp. Rocker arms from T&D and Jesel. PC Seals. Super Sucker carb spacers from PPP. Gaskets from Detroit Gasket and FEL-PRO.