Post your 13 sec combos

The second one in the 13s.

1973 Duster 340, Automatic (Cheap shift kit plate, no other mods)
Factory black, black buckets + console, A/C, factory cruise from an Aspen, factory steel roll-back sunroof (black vinyl, just like the full vinyl top), fold down rear seat (Convertriple?)

Short block....Pure stock 1973 (8.5 compression, 80k original miles)
Heads .......Pure stock 1.94s with a performance 3 angle valve job, milled .020.
Camshaft.....Pure stock, never out of the car
Carburetor....Original Carter TQ, Smaller metering rods, larger pump short, + a few more mods. Still knocked down 20mpg on a 1200 miler (at 55....sigh)
Intake.....Stock 1973 cast iron. Crossover blocked
Exhaust....1969 Dart 340 cast iron. Stock mufflers and chrome tips
Distributor....Stock single point. Lighter springs, shorter advance
Rear.......3:21(?) open
Tires ......G60-14 Radial T/As

13.92 @ 100..something . 15.0s in pure stock trim

I sometimes used this Duster as a tow car for my '69 Swinger 340

Man, I just loved that cool, dense Bay Area air!