Rosa's Cycle Shop

Complete engine rebuild of a 1975 Shovelhead motor. 88cuin, S&S carburetor, Andrews 7 cam

1980 86cuin Halrey Davidon Shovelhead rebuild. Andrews 7 cam, Truett and Osborn 4.5” Flywheel, Ported heads and S&S E carburetor

It can be a real drag dealing with Dragonman's

Repairing a crack that can sometimes form on the lip of a shovelhead crankcase. Welding and turning it down to factory spec on the lathe

Showing off an original 1979 South Bend lathe custom painted by South Bend themselves. The color is Cadillac Firemist Gold. We’re surfacing a shovelhead cylinder head

1980 Shovelhead engine rebuild. 80cuin, Balanced Blueprint flywheel, S&S carburetor and J grind cam

From stones to CNC machining, this is a short video documenting the evolution of equipment used for modifying valve seats in our shop

A rundown of the different honing processes that we used throughout the years for Harley Davidson cylinders

Running two boring bars for a set of Evolution Sportster cylinders