this external throttle housing is set up for a single cable application and fits 1" (25

NOTE: The threaded portion is 10/32 the original threaded holes are 8/32

and Big Twin Evolution engines

Black oxide finish

Spark Plug Wire Kits - Blue Explosion Finish_Cerakote this external throttle housing isFNA Customs Cycle's unique spark plug kits offer color ways that are a little different than anything else on the market. The rajah ends are soldered on for dependability, and the kit includes the knurled spark plug terminal nuts to positively attach them to the spark plugs. Each kit includes 5' of 7mm stranded copper core wire core spark plug wire, you just cut the wires to length, and install the included coil ends!