Hop Up Kit; GX340 to GX390, 420 Predator, & 13/15hp OHV; Stage 1 Hop Up Kit, GX200 & 6.5 OHV Clone, Stage 1
Engine Kit, 218cc for Hemi Predator Hop Up Kit; GX340 to GX390, 420 Predator, & 13/15hp OHV; Stage 2
Engine Kit, 266cc, 3" (76mm) Bore, 2.310 Billet Stroker Crank, Wiseco Piston, GX200, Tillotson, 6.5 Clone Hop Up Kit, GX390 & 13/15hp OHV, Stage 3