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Old 01-16-2004, 01:53 AM
DWF Engineering DWF Engineering is offline
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What is more imortant than the balance is how tune the suspension and tires; that's right, you can tune youre tires! Once you've got you're RB in go to a truck stop and get it weighed. Find the weight distribution. Lets assume its 53/47. The recomended inflation pressure is 29 psi for all four tires. The front has more weight so it needs more air in the tire. Take the recomended inflation pressure: 29 psi
Multiply it by two: 58 psi
Multiply by the % of car mass on the front wheels: 30.74 psi
Inflation psi front: 31

Repeat the procedure above using the % of mass on the rear wheels and you get the rear inflation pressure.
Inflation psi rear: 27

This is a good starting point. More tire pressure makes more grip, up to a point because it make the sidewall more rigid. If you over inflate the tire, your contact patch will be too small. Add air to the tires you want to grip the road better and release air from the tires that have too much grip. Experiment with it and find a balance that suits you.
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