I have a 1978 Super D with Fuel Tank Access Panels on top of the Wings (36"x36" aluminum sheets). This was a modification done in '82 to the plane I'm assuming to make it easier to access to the fuel tanks. I have the 337 for it, however, I don't see the manufacturer of the kit listed on it...
Has anyone had an issue with the 150 psi Mitchell Oil Pressure Gauge (PN#D1-111-5068) reading low on an 8KCAB? I have a 1978 Super D and my mechanic replaced the old gauge with a new Mitchell gauge (ordered from ACA, uses a sender). It is only reading 65 psi. My mech called ACA and they said...