Bert Flywheel Housing Idler Gear Mastercraft Safety O-rings on each side help

O-rings on each side help keep the bushings in place while installing and also help keep dirt out

Satin Twill

and detailed installation instructions

we increased holding capacity another 50% with the addition of a large pocket on one side to accommodate clothing

Bert Flywheel Housing Idler Gear Mastercraft Safety O-rings on each side helpProduct Description: Bellhousing Idler Gear Steel Bert Flywheel Housing Sold Individually Thousands of races have been have been won with Bert Transmissions. Bert Transmissions feature dog tooth final drive for butter smooth shifts and positive engagement. By significantly reducing drive line bind, the Bert Ballspline Transmission allows the rear suspension to move faster and smoother, greatly improving traction on todayas dry, slick racing surfaces.