This Kickstart set is specially developed to be retrofitted at Big Twins with a four-speed gearbox from 1936 to 1986. The KIT includes a reinforced kicker cover, a kickarm with chrome finish in a staggered version as well as the necessary gears, couplings, springs, pedal stop and other assembly parts. Customers have the choice between a polished or chrome -plated execution of the Kickstarter cover, which is each made of high -quality die cast.