*Ford also offered a 0.63:1 Overdrive ratio in 1983.**This trans is the road-race option where the rpm drop between Fourth and Fifth is much narrower. To determine any car's overall First-gear ratio, ...

News flash: No Flathead Fordscame from the factory with a T5 transmission, but the Flathead/T5 combination has become an extremely popular choice for street rodders who want all the mechanical ...

Ask anyone who's owned a manual-transmission-equipped Fox-body and there's a good chance they have a story about grenading the stock T5 transmission. Some snap at the hit, others break on a good ...

Horse Sense:The two main gear types offered in the Pro GF/T5 are straight cut and helical cut. The straight-cut-or spur-gear is strong, but it isn't the most streetable as you can't downshift the box ...