Hot engine kick starting is no longer a problem. Currently available for ALL kick start Keihin FCR carbureted MX, Offroad and ATV models. The patented performance of the proven QuickStart system, now with adjustable leak jet and hot start assist integration! A serious step towards EFI levels of performance. This 3rd generation QuickStart combines amazing innovations that: 1 - Solves tricky 4-stroke hot engine starting problems. 2 - Provides an adjustable leak jet circuit for quick hand tuning. 3 - Eliminate boggong and hesitation from trapped air in the system. Together with the Boyesen unconditional guarantee, the QuickStart is the most effective way to add performance to your Keihin FCR carburetor. Application Note: Electric Start models will require a seperate OEM or aftermarket handlebar mounted Hot Start Lever.