road rash 64
if you get a 2x power and have a chain, you can knock another rider off their bike with one shot.
Hefty shortcut
on the third race on the fifth level, look for the hole in the building after the red and blue striped house. Head straight through the hole and you'll come across a huge shortcut and a 4x damage.
Stay down
if you need a lie down, hold down l after you've knocked off your bike to stay sprawled on the tarmac.
All bikes and tracks
to open up everything, press up(C), left(C), left(C), right(C), l, r, down(C) and z on the main menu.
Turbo boost
hold a at the start of the race for a quick start.
Cop mode
press z, left(C), down(C), left(C), z, l, r, down(C) on the main menu.
Scooter mode
press down(C), right(C), up(C), left(C), z, z, l and left(C) on the main menu.