Tokyo Xtreme Racer 3 - Platform: Playstation 1

Natural Aspired Boost: 
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This must be done with a NA car, meaning non-turbo cars. At the map screen while choosing 
an area to enter, press and hold select. Enter the area you choose while holding select. 
Keep holding select through the loading screen, and up until the auto-pilot feature comes 
on. Begin a race, and now, you can use the boost. NOTE: Use the boost wisely because the 
water and oil temparature will rise drastically. 

Mileage Glitch:
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Win or lose against any rival and when it comes to the "Free Run", "Replay" and 
"Save Replay" screen, take the cd out, close the disc tray and hit "Free Run". 
The road and music will disappear and you will be on Auto Pilot. You will realize 
that you're mileage will go up. Use this glitch to unlock the engine swap easily. 
To continue, just put the disc back in. 

A change of weather:
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Under the following game modes: "Time Attack", "Free Run", or "VS Battle" you can 
choose more than just sunshine or clear rain. This only works when you select rain. 
While you are selecting the course starting point, hold down the corresponding button 
below to add the effects of fog, thunder, or snow.

Hold Down Button L2 - Fog 
Hold Down Button L1 - Snow 
Hold Down Button R2 - Thunder 

Swapped Natuarl Aspired engines available:
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L4, L6, V6, V8, and Rotary engines. 

Swapped turbo engines available:
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L4, L6, V6, V8, F4, F6, and Rotary engines 

Turbo, Natural Aspired engines:
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Drive 1242 miles on ONE car, on that ONE car, or complete %100 of the game to use with any car 

Boost:
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Hold Select while choosing an area selection at the map screen. Release Select when the 
auto-pilot engages. Start a race, and you will be able to use a boost