In Reply to: Re: Vented Gas Cap on 640? posted by Tyler (MD) on August 20, 2023 at 13:32:27:
I bought a gas cap with a gauge from Red Rock a few years back. I couldn’t use the gasket because it wouldn’t tighten down with it. It was still tight because there was no venting and the 8N stalled out. I drilled a 1/16 inch hole through the clear top of the gauge and it works fine.