Roof 16 Valve Head

For my roof 16 application i designed a piston which provides 8 to 1 compression ratio and a set was made by jahns pistons.

Roof 16 valve head.

Believed to be complete with rocker assembly pushrods spacers intake and exhaust manifolds. Although standard pistons can be used the compression ratio can be increased by using domed pop up pistons. From the seller s description. 16 valve cylinder head ford model t ohv cylinder head robert m.

To first test a stock ford engine then test it with one of roof s 16 valve heads installed. Yes it is a 16 valve roof head for a model t based sprint car. Roof was summoned to the bureau of standards in washington d c. The u s government also became interested in some of roof s engineering ideas in 1918 and he was commissioned to build a complete 16.

Even robert roof did not know what his heads were being used for. Use of this site constitutes acceptance of our user agreement updated 5 25 18 and privacy policy and. It also features 19 dayton knock off wheels and an atwater kent distributor. The success of the roof racing head attracted the interest of the sales manager of a richmond indiana automobile manufacturer named charles e.

They found that roof s head increased the power of the engine by 64. It is powered by a ford model t engine with a roof 16 valve overhead conversion. They are a sand cast piston and i think they can produce any style design using existing or new molds. Of the many aftermarket manufacturers that offered speed equipment for the ford model t four cylinder engine roof is one of the better known and longest lasting remaining in business through to the post war years.

2020 american city business journals. Originally a 1920 s board track racer this car spent many years in a museum in mitchell south dakota before being recently restored by it s new owner. The government s interest in the ford engine was top secret. And began production of the 16 valve roof racing head in earnest.

Stored in a climate controlled room since 1948.