What sort of track will you be running on? I think a 4.5 will be too aggresive for a belt car and you might end up doin some damage to the belt and pulley. Most people tend to run a 6.5 or a 5.5. Hope this helps
lil ben
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Schumacher Racing - Reedy - Schelle - TKR - Bandicoot Bodies - MIP - Nextlevelrc - Trishbits - Moss Models
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