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Showing 145–168 of 701 resultsSorted by popularity
Got a Big Bore Kit or any performance mods you need better spark. This plug is one of the first mods that needs to be done.
PWK main jet that you need when running slide carb. Stock jets in carb are too big for GY6 motors or BBK. Keihin Hex Main Jet Thread Size: M5x0.80 Overall Length: 16.5mm
SLOW /IDLE JET 38 FINALLY you don’t have to buy the Posh kit for the common 38 idle / slow jet it’s here.
VIDEO ON JETTING AND SHIM