It is powered by a ford model t engine with a roof 16 valve overhead conversion.
Roof 16 valve head.
The success of the roof racing head attracted the interest of the sales manager of a richmond indiana automobile manufacturer named charles e.
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.
Even robert roof did not know what his heads were being used for.
Believed to be complete with rocker assembly pushrods spacers intake and exhaust manifolds.
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.
His prototype 16 valve heads were successfully campaigned by local dirt track racers in and around his hometown of anderson indiana and in 1917 he formed the roof auto specialty co.
Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.
Complete roof laurel 16 valve ohv conversion cylinder head for ford model t.
Use of this site constitutes acceptance of our user agreement updated 5 25 18 and privacy policy and.
To first test a stock ford engine then test it with one of roof s 16 valve heads installed.
2020 american city business journals.
Roof was summoned to the bureau of standards in washington d c.
They are a sand cast piston and i think they can produce any style design using existing or new molds.
The government s interest in the ford engine was top secret.
Yes it is a 16 valve roof head for a model t based sprint car.
And began production of the 16 valve roof racing head in earnest.
From the seller s description.
Stored in a climate controlled room since 1948.
For my roof 16 application i designed a piston which provides 8 to 1 compression ratio and a set was made by jahns pistons.
They found that roof s head increased the power of the engine by 64.
Although standard pistons can be used the compression ratio can be increased by using domed pop up pistons.