Motive Gear Ring & Pinion GM 8.5/8.6 3.42 Ratio 91940039 Easy to read 2 5/8"

Easy to read 2 5/8" sizeClassic Instruments dash panels and Inserts are designed for that show-stopping dash-board appearance

This regulator creates the smoothest and most repeatable fuel curve from idle to wide open throttle of any bypass system

Heat Treated Steel Construction With Chrome Plated Wear SurfaceFord Racing offers a variety of products for hard core racing and street vehicles

Installation time is about 3-4 hours and may vary depending on stock bushing removal technique

slot" design centered on each spoke

Motive Gear Ring & Pinion GM 8.5/8.6 3.42 Ratio 91940039 Easy to read 2 5/8"Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off road, check out Motive Gear. Motive Gear products can be found in the winners circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of