If it was just a spray or splash, it'll be fine.
I once tried to blow up a 3.9 by pouring more than a litre of water into the intake while it was running - nearly stalled, but other than that it just steam-cleaned the plugs
Proud TQE Operator and President of SEFAG - the Society for the Elimination of Ford Automatic Gearboxes
Pacemaker headers + 2.5" exhaust
EF Fairmont interior
Lowered King springs
5 speed manual
Newest mod: EF Ghia wiring loom and dash