Howe Hydraulic Throw Out Bearing Helmet Air Hose Adapter Pulley space #717656 may be

Pulley space #717656 may be required on some 1975-later engines

Bolt Spacing on the Narrow Side: 1

equal and constant pressure is applied

Ideal for installing single springs on GM Vortec head

Monitoring this critical parameter ensures that you are running the correct weight oil and that your oil cooling system is performing properly

Howe Hydraulic Throw Out Bearing Helmet Air Hose Adapter Pulley space #717656 may beIn order to fit behind a thick stock clutch this hydraulic throw out bearing is made much smaller than the racing version. Installs by replacing one bolt from the front of the transmission. Conical shims are provided to properly fit the bearing to zero clearance. Made to work with Saginaw, T 10 and Muncie transmissions. Compressed thickness is 1. 652" and 2. 441" when extended giving . 789" of travel. Howe Racing Enterprises began building and selling