Well! Bro i own deluxe 2006, if u wana increase in pick n top speed then u ll ve to do a little modification, tht is use a alto vxr ignition coil instead of stock, use silicon heat resistant plug cable u can find from sultan ka khooo chor bazar of cars, (RWP) don't go for mechanic use internet to adjust mixture, means manually rejet the carb, but don't ever go to honda showroom thts my experience, loot'tay hain woh. Use 16tooth front sprocket.
Abt Plugs these are copper core plugs usually run at the colder side so engine does'nt heat up and spark is great and less misfire. see my thread about autolite copper core plugs
Autolite Racing Spark plug