J-35621-B Rear Crankshaft Seal Installer J-35621 J-35621-A Alt ST-192 Stallion
This tool is not plastic. It is heavy duty steel and will last much longer!
Application: 4.3L V6, 5.0L V8, 5.7L V8
Used to install rear crankshaft seal 10088158 squarely to the appropriate depth on all listed small block engines.
If you have the following seal/rear housing part numbers 12639250 or 89060436 you need the following: J-41479-B.
If you have the following seal/rear housing part numbers 14088556, 14088557 or 10088158 you need the following: J-35621-B.