1970 Dodge 3/4 T with a 383 engine, 4:1 gears and a 4 speed
Worst was 85 Ford, 3/4 T long box extra cab, 460 Engine 4 speed 4:10 gears.
Rea Brakes, every 15K because the seals would not hold up, rear main seals, transmission leaks, warped exhaust manifold, vapor locks,and whole bunch more. 8mpg empty, 3mpg pulling
