Engine Firing Orders: 1991

Mercury	Capri	1.6 liter DOHC Turbo L4
Mercury	Capri	1.6 liter DOHC Turbo L4
Mercury	Colony Park	5.0 liter V-8 VIN "F"
Mercury	Cougar/XR7	3.8 liter V-6 VIN "4"
Mercury	Cougar/XR7	5.0 liter V-8 VIN "F"
Mercury	Sable	3.0 liter V-6 VIN "U"
Mercury	Sable	3.8 liter V-6 VIN "4"
Mercury	Topaz AWD	2.3 liter L4 HSC VIN "X"
Mercury	Topaz AWD	2.3 liter L4 HSO VIN "S"
Mercury	Topaz FWD	2.3 liter L4 HSC VIN "X"
Mercury	Topaz FWD	2.3 liter L4 HSO VIN "S"
Mercury	Tracer	1.8 liter DOHC L4 VIN "8"
Mercury	Tracer	1.9 liter SOHC L4 VIN "J"

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