The turbo 350 and turbo 400 share the same "DRIVEN" gears  
Some cars (1970 Oldsmobiles for example) used gear reduction adapters in some situations ranging from .619:1 through 1.202:1  
   
Automatic transmissions:   Manual transmissions:  
COLOR: NUMBER      OF TEETH:   COLOR: NUMBER      OF TEETH:  
LIGHT GREEN 34 PURPLE 17  
PINK 35 BROWN 18  
WHITE 36 NATURAL 19  
RED 37 BLUE 20  
BLUE 38 RED 21  
BROWN 39 GRAY 22  
BLACK 40      
YELLOW 41 Manual transmissions used a 8 tooth drive gear on the output shaft of the transmission.   
GREEN 42  
PURPLE 43  
DARK GREY 44  
LIGHT BLUE 45  
     
Automatic transmissions used a 18 tooth gear on the ouput shaft of the transmission.  
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