Ford Aerostar Spark Plug Replacement

Original Center Electrode Material is Copper/Nickel Gap 0.044 in

Gap 0.044in OE Type ; Plug Type RS14YC

Gap 0.044in OE Type ; Plug Type RS14LC

Gap 0.044in OE Type ; Plug Type RS12YC

Gap 0.054in; Plug Type RS14YC6

Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.032 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.060 Resistor Plug with Patented U-Groove Design

Gap 0.044" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval

Gap 0.044" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval

Gap 0.054in OE Type ; Plug Type RS14PYC6

Gap 0.054"

Gap 0.044in; Plug Type RS10PYC

Gap 0.044in; Plug Type RS14ZPYC5

.044 Gap OE half thread design replaced by full thread design Use until inventory is depleted

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Standard Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Obsolete; OE half thread design replaced by full thread design .044"/1.1mm

Gap 0.044in; Plug Type RS14PYPB

Gap 0.044"

Gap 0.054"

Standard Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.044"

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap: .044/1.1mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Gap .054 (in); Full Thread Design; Replaces OE Half Thread Design

Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Gap .044

Gap 0.044in; Plug Type RS14ZPYPB

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.054in; Plug Type RS14PYPB5

Gap 0.044in; Plug Type RS12PYPB5

Gap 0.044in; Plug Type RS12WYPB4

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Standard Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.050 O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.044"

Gap 0.044"

Gap 0.054"

Gap 0.044in; Plug Type RS14WYPB5

Gap 0.044in; Plug Type RS14WLPB5

Gap .044 (in)

Large Gap; Full Thread Design; Replaces OE Half Thread Design

Gap 0.044 Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

Gap 0.044 Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)

Gap 0.044 Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)

Gap 0.054" OE Equivalent Design 60,000 mi OE Mfr Recommended Service Interval

Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Gap 0.044"

Gap 0.044"

Double Platinum Shorty; Individual;0.054 in. Plug Gap