Roof 101 Cyclone

Michael turner 1931 ford.

Roof 101 cyclone.

The head is shipped with a black painted iron casting and as cast aluminum rocker boxes and bronze caps. Roof 101 cyclone head engine for dyno testing piranio s antique automotive in co operation with charlie yapp secrets of speed scalded dog speed parts we are constructing a model a ford short block to accept the new cyclone cylinder head and components. In 1928 speed hunter robert roof invented what s thought to be the first ohv conversion the roof 101 cyclone adding 150 per cent more power to the four cylinder engine in his model a roadster and pushing him to 101 mph. Combustion engine ford classic cars engine types car engine ford models espresso machine cars and motorcycles hot rods coffee maker.

We make these historic and popular cylinder heads once every other year. A production run depends on customer s continued demand. The head you see here is a recreation of that engine by his grandson jim roof. Our last run of 12 heads was shipped january 2017.

3838 luker road cortland new york 13045. The roof 101 cyclone is made to fit the 1928 1934 model a and b ford and the german g28t engines. We will use this engine as the development engine for this combination. Roof 101 cyclone high compression overhead valve for ford model a.

However in 2008 charlie yapp along with robert roof s grandson jim designed an upgraded version of the original and called it the roof 101 cyclone ohv four port. Roof cyclone 101 ohv. Model a b and t ford four cylinder vintage speed sport racing performance touring speed parts and secrets magazine. The following photos represent what can be done to bring the head to show quality with paint powder coating and polish.

Roof 101 cyclone ohv photos.