Boss Nine Archives - Engine Builder Magazine
Kaase Introduces Boss Nine Engine Kits for Common Ford 429-460 Big Blocks

For engine builders, and enthusiasts with ambitions in hot rod engine assembly, Jon Kaase has introduced the Boss Nine in a new kit form. Among the kit’s more prominent components, Kaase includes his noted semi-hemi cylinder heads with accompanying pistons, pins and rings as well as pushrods, shaft-mounted rockers and induction system. Everything to complete

Jon Kaase Picks His Top Five Engines

Jon Kaase’s standing was propelled to the forefront of his craft by winning the annual Engine Masters Challenge four times. But his reputation as an innovative engine builder had already been established over previous decades. By Archie Bosman/Photos by Moore Good Ink Starting his career with the acclaimed Dyno Don Nicholson in 1977, Kaase was