Allstar Performance Replacement Thrust Washer Set - Fits ALL90000 2070139 Special air release flaps allow

Special air release flaps allow additional airflow to pass through the core and shroud as the vehicle is moving

allowing steering shaft compression

Center Bolt

1988-1989 GMC C7000

1972-1973 Jeep J-2500

Allstar Performance Replacement Thrust Washer Set - Fits ALL90000 2070139 Special air release flaps allowAluminum gear drive provides accurate cam timing and the ability to adjust valve timing without removing the oil pan. Aluminum frame features a built in front oil pan gasket retainer and an idler gear cradle for accurate cam timing throughout the RPM range. Gear drive are complete with cam, crankshaft and idler gears, needle bearing thrust kits, offset degree bushing kit, extra long dowel pins and installation instructions. Gear drives are commonly