73' 340/904 duster racestoration

I'm sure you have highway gears too...Should be faster than your posted quarter mile times...My 4-BBL Slant six goes 17:50s at 79 MPH with 2.76 highway gears (for comparison)...Adding a set of 3.23 or 3.55 gears would surely do wonders!

Solid car btw!