M mudrunner New member Nov 8, 2010 #1 I have a 1991 Ford F-150 that i am wanting to fix up. It currently has a 5.0 302 with a four speed manual transmission. If the 391 wont fit whats the biggest engine that will? thanks for looking
I have a 1991 Ford F-150 that i am wanting to fix up. It currently has a 5.0 302 with a four speed manual transmission. If the 391 wont fit whats the biggest engine that will? thanks for looking