- Profesionally assembled for oval track racing only
- Pro Gears ring & pinion
- Your choice of gear ratio, 3.50:1 to 7.33:1
- 28-spline premium mini spool
- New chromoly cross pin
- Viton high heat pinion seal
- Solid pinion bearing spacer with shims
- Includes 3-5/8"stock Ford yoke.
910-48340 Instructions (PDF)
Third members are made to order. Please allow 24-48 hours for order to ship.
Available options include a yoke to accept 3 1/4" Chevy/GM U-joint (add 91048339) or lightening of the ring gear to remove weight (add 91600013; ratios 4.78, 5.25, 5.37, 5.50, 5.57, 6.14, 6.66, 6.83, 7.00, 7.16, and 7.33 are already lightened). The letter "l" behind a ratio also indicates the availability of a lightened ratio.
WARNING: Circle track racing applications require a minimum of 4 qts. of rearend lube. Using less than this amount will lead to immediate pinion failure which voids all warranties.
5.50 is garage sale clearance!