My existing setup is ATI pulley with standard GM bolt. The bolt was covered in oil so I have to assume it wasn't sealing. It may even be the cause of what I though was a leaking crankshaft seal.
Quote from: Gunnytron on August 22, 2018, 05:23:19 PMMy existing setup is ATI pulley with standard GM bolt. The bolt was covered in oil so I have to assume it wasn't sealing. It may even be the cause of what I though was a leaking crankshaft seal.In case you didn't know, the stock GM bolt is TTY so don't reuse it.