Track Profile

Class Rules at Portsmouth Raceway Park

Click on the Class Specifications below that you want to see! All PRP Rules and Specifications are Subject to Change during the Season. Exceptions: PRP Late Model Tire Rule is as follows: Left Rear/Fronts - Hoosier (90) NLMT2, (90) NLMT3 Right Rear - Hoosier (92) NLMT2, (92) NLMT3, (92) NLMT4 **Must use the same set of 4 tires for Time Trials and Heat Races. PRP has open tire rule for UMP Modifieds - No Aluminum Motors.

Driver Information Forms

If you have changes to make for this year for the owner, driver, or car please print and fill out our driver application and bring to the track with you.

Portsmouth Raceway Park Payout

If you would like to see the Portsmouth Raceway Park 'Payouts' & 'Points please click below to see the Payouts and Points for Portsmouth Raceway Park Regular Race Programs.
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