At the master cylinder which may be under the drivers floor under a panel. If you do not see it, follow the brake lines. They will lead you to the master cylinder.
It was optional
Sky King - 1951 Rocket Story 2-16 was released on: USA: 2 April 1956
Rocket 88
A 1951 Olds transmission is a 'Hydramatic', and should use Dexron/Mercon, but some people like to use Type F (they say it shifts better). A good replacement for both these types would be B&M's Trickshift. That stuff works great!
I have a 1951 flathead fordomatic automatic station wagon. Where do I fill the transmission fluid?
Correction fluid was first invented in 1951 by Bette Nesmith Graham. She was working as a typist and invented the fluid in her kitchen before founding the company Liquid Paper.
Oldsmobile has won 4 Nascar Manufacturers championships in Nascar. They were in 1949 (Strictly Stock Series), 1950 (Grand National Series), 1951 (Grand National Series) and 1978 (Winston Cup Series).
GL-5 Spec 80W-90 Gear oil
The first animals in space were fruit flies aboard a United States V2 rocket in 1947. (which are insects not animals) A Rhesus Monkey, called Albert II became the first monkey in space aboard another United States V2 rocket in 1949. The first dogs into space were Tsygan and Dezik aboard a Soviet rocket in 1951 - although not into orbit. The first dog into orbit was Laika aboard a Soviet Sputnik 2 rocket in 1957
Brake Horsepower 120 4000 rpm Rated Horsepower 36.4 Torque 190 at 2000 rpm
I believe back in '51 it was the "Olds 88." I was able to locate a site that might give you what you've been searching for - or at the least a great starting point. The wiring diagram I found was for the '57 Olds, but hopefully it might be of help. The site might be able to chase down what you need. http://www.oldirononline.com/ Oldsmobile wiring diagramshttp://www.oldcarmanualproject.com/tOCMP/wiring/5765wiring%20diagrams/Oldsmobile/MWire5765-276.jpgTom Ridge
Bette Nesmith graham invented the white out in 1922-1980