In car or out of car look for a small metal tag attached to the transmission.
Rug av transmission.
Mustang toploader 4 speed manual transmission rug av1 70 71 302 351 4v mustang 71 boss 351 28 spline wide ratio 24 1 2 long body c8ar 7006 d tail c4zr 7a040 a.
24 1 2 long.
On the tag you should find one of the following codes.
It was to replace the borg warner t 10 4 speed.
Top loader 4 speed o d rug rts and t 170.
This is a list of tag numbers that decode the transmission.
These transmissions look like the toploader at first glance but only use a four bolt mounting flange.
This car version of the transmission was commonly referred to as the rug.
In addition the speedometer pickup is on the passenger side of the transmission rather than the driver s side as on all conventional four speed units.
Ford and mustang 4 speed toploader.
The rug transmission uses an odd 4 speed shifter mechanism.
The toploader has been designated as a model t 170 or an heh or rug transmission based on the designations ford gave to it through its years of production.
Ups used them is some of the e350 vans they had.
70 71 302 351 4v mustang.
1969 rug ag close ratio.
1970 rug av wide ratio.
The transmission slip yoke is the same as a c4 ford automatic use a 2 3 8251x spicer slip yoke to match the original 59 f 100 u joint size.
The transmission would also garner other pseudonyms like.
The lower number on the tag is the serial number of the transmission in the order it was tagged it has nothing to do with the serial number of the vehicle the transmission is.
These non toploader units carry codes of rug cl rug ca rug cd or rug bp on the tag.
1970 rug aw close ratio.
Detail information for ford and mustang 4 speed toploader transmission.
Ford introduced new style toploading 3 and 4 speed transmissions in 1964.
They are an overdrive.
Aftermarket toploaders are still used by many circle track racers including nascar.
66 427 galaxie.
The toploader 4 speed was coded heh and later rug.
The t c o d transmission was first introduced during the late 70 s in ford passenger cars like granadas fairmonts and monarchs.
71 boss 351.
Wide ratio close ratio.
The toploader gets its name from having an access cover on the top of the main case as opposed to the t 10 s side cover entry.
