It sounds like a Warner T10. It could be the close ratio version used in Corvette's. However they were also
used in Ford vehicles but had different bellhousing mounting.
Yes, pictures.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine