Proform 66995 Ignition Conversion Kit. Applications: Chrysler 413 to 426W and Hemi 440 Engines. Proform 141-262 Engine Valve Covers Slant Edge Style DieCast Black For GM LS. Proform 66878 Roller Rocker Arm Set 1.7 Ratio 5/16 Stud Fits Ford 302HO/351W NEW.