Richmond Ring & Pinion Set - 3.55 Ratio, 39-11 Teeth, GM 12 Bolt Helmet Air Nozzle All assemblies come complete with

All assemblies come complete with AED's special reusable needle and seat gaskets

Designed specifically for Late Model rules

is the most precise way to measure installed height

ΓÇó To reduce fuel temperatures and vapor lock issues

Richmond Ring & Pinion Set - 3.55 Ratio, 39-11 Teeth, GM 12 Bolt Helmet Air Nozzle All assemblies come complete withRICHMOND 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! GM 12 Bolt Installation Notes: When replacing a 2. 73 3. 90 ratio with a Richmond Hi Performance Ring & Pinion, the carrier must be replaced with a carrier from a stock 4. 10, 4. 56 or 4. 88 ratio. When installing 5. 14 to 6. 14 ring & pinion sets,