New Special Tapered Pilot
Crankshaft Bearing
For Manual Transmission
Required For Doing Conversion
to Manual Transmission.
Allows Use of Original Automatic
Crankshaft to Convert to Manual
Without Drilling The Crankshaft

Fits: 1964-87 Oldsmobile -307,330,350,403, 400,425,455
1977-79 with 403 Firebird / Trans Am