You may purchase any or all bolt on components in a kit or have them factory installed. Installed suspension is squared and lubricated. Installed dry sump oil systems, power steering and fuel lines are plumbed up to the engine compartment with excess length for you to fit to your engine. Some engine end fittings are left loose to be matched to your driveline. Switch panels are mounted inside the left door bars. Gauges are installed in prewired panels. Installed seats are fastened in an intermediate location but have some adjustability. The steering shaft is left long and the coupler loose. Each speedway type seat requires custom installation.