7. After a bit of consideration, the regulator was mounted in the front of the driver-side shock tower. We also ordered one of Earl’s fuel pressure gauges and mounted it right on the regulator for easy fuel pressure adjustment. For those who intend to take their car to the track, check with your particular sanctioning body to make sure that the regulator’s mounting location is in accordance with their regulations. The NHRA, for example, specifies that the regulator is not to be mounted on the firewall for safety reasons.