Modifications (non HiPo):
- stainless steel brake lines
- high-profile black LT radial tires
- 6v electronic ignition (on some of my trucks)
- epoxy primers
- urethane paints (2-part; single-stage)
- seat/lap belts
- a few 6v LED bulbs
- modern lubricants, anti-freeze, brake fluid
- convex side mirrors