Crankshaft and Camshaft Sensor O-ring Size Help

[AussieinNC]

Originally Posted by Worldofhurts

I have a 2005 Silverado 5.3 engine I'm putting in my '72. I want to replace the O-rings on the Camshaft and Crankshaft sensors. Does anyone know the size of the oring or the part numbers for these O-rings?

You have probably figured this out, but both O rings are available from most auto parts stores...

Try googling LS crank sensor O ring...