Advice on RV-7A FWF IO-360 swap. Installation instructions call for this crank freeze plug to be removed before prop installation. Need to do some more research on it, haven't been able to
Vans Rv-6 · The Encyclopedia of Aircraft David C. Eyre
Lycoming O-360 - Wikipedia
2015 Vans RV7A Half Ownership - SOLD - Altivation Aircraft