ProTunnel One
Series
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aka APBA SST-120 Class
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Formally Formula Two
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Mercury 2.0 liter V6 Power
-
200 Horse Power
-
Top Speeds over 110 MPH
-
5 G turns on a circle course
-
Race License at 18 years old
ProTunnel Two
Series
-
aka APBA SST-45 Class
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Formally Formula Four
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OMC Johnson/Evinrude
-
70 Horse Power
-
Top Speeds up to 70 MPH
-
Economically Friendly Class
-
Race License at 16 years old
