USED and tested to make it it turns Properly.  This was Pulled out mid 1980's Chevy S10 2WD Pickups with T5 Manual Transmission
This Stewart Warner speedometer gear reducer drive adapter is a vintage part that is suitable for use in various car and truck models. 
It has a manufacturer part number of 663A and a .7333 Ratio. 

I do have others like this with .8241 Ratio. Check my other Listings.

The adapter is designed to reduce speedometer gear ratios, making it easier to achieve the desired speed readings.
It features a brand name of Stewart Warner.
This item is perfect for those who are looking for a reliable and efficient way to reduce their speedometer gear ratios.

Fits Manaul and Automatic Transmissions WITH Thread on Cable Drive Speedemeter GM and some Others

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