7,500 pounds, 3 blown automotive engines (Regional) and 4 blown engines (Grand National) with 871 blowers, 2 blown automotive engines with 1471 blowers, 1 or 2 Allison aircraft engines (based on blower type), 1 industrial or marine engine 12 cylinder limit, a combination of NTPA recognized turbine engines not to exceed a maximum of 5050 total horsepower and other combinations. Here are Modified Tractors at the Ocala Winter Nationals in Ocala, Florida at the Southeastern Livestock Pavilion. Follow the NTPA on the web: www.ntpapull.com and Mid Florida Pullers at www.midflpullers.com

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