Richmond Ring & Pinion Set - 4.33 Ratio, 39-9 Teeth, Ford 9" Differential Temperature Gauge Derale Thermostat w/ Brackets 25792

Derale Thermostat w/ Brackets 25792

Installation is simple because no ring and pinion set-up is required

Racepak V300SD Data Logger

Average Exhaust Gas Temperatures

1965-1967 Mercury Villager

Richmond Ring & Pinion Set - 4.33 Ratio, 39-9 Teeth, Ford 9" Differential Temperature Gauge Derale Thermostat w/ Brackets 25792RICHMOND is the leading manufacturer of professional quality, hi performance ring and pinion sets. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! Richmond Gear is famed for their tough and reliable ring and pinion sets. That same level of reliability and precision is available in their other driveline products, including differentials, racing Transmissions, driveshaft components, and more.