Motive Gear Performance Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.5 in - GM 10-Bolt Ballast Bracket Buick: Century 73 - 74

Buick: Century 73 - 74 7

Holley AN-06 to 7/8" x 20 thread float bowl fitting

Trick Flow Twisted Wedge R Series Heads

25" Balancer Bolt is grade 8 with a special HD 1/4" washer

Motive Gear Performance Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.5 in - GM 10-Bolt Ballast Bracket Buick: Century 73 - 74Motive 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