1997 Ford f150 cylinder firing order Source Source Source Source Source Source Source Source Source Source Read Also: Firing order on 1997 ford f-150 with 4.9 six cylinder 1997 Ford f150 5.4 firing order 1997 Ford f150 firing order 4.2 1997 Ford f150 cylinder order 2005 Ford f150 cylinder firing order Firing order on a 1997 ford f150