From either 59 or 45 South, go east on Beltway 8 (Sam Houston Tollway) to I-10, go I-10 east. Take the Hwy. 146 exit which is exit #797. Take a right on Hwy. 146 and go to the first stop light which is FM 565. Take a left on 565 and Houston Raceway Park will be on the left side about 3 miles.