i have a 1968 mustang fastback with a c4 the trans is not origanally for a mustang or for that year. How do i figure out what year the trans is from? and if there is a number on the trans is there a website with listings like that
thanks for any input

 

Hello and welcome to the forums

Hopefully this can help:

http://mmerlinn.tripod.com/trans/fdc4f/fd6c4bhm.htm

 

where exactly would i look to find the casting number on the trans i found the one for the bell housing but that isa different bellhousing. any help will be nice