Ford EXP Spark Plug Replacement

Gap 0.044in OE Type ; Plug Type RS10LC

; Gap 0.044 in Original equipment is nickel

.044 Gap OE Style Use until inventory is depleted

From 10/1981 Original Center Electrode Material is Copper/Nickel Gap 0.034 in

Gap 0.044in OE Type ; Plug Type RS9YC

Flat Seat Gap 0.044in OE Type ; Plug Type RC14YC

Gap 0.044in OE Type ; Plug Type RS14LC

Tapered Seat Gap 0.044in OE Type ; Plug Type RS12YC

To 9/81 Gap 0.044" OE Equivalent Design

Gap 0.060 O.E. Recommended Resistor Plug with Patented U-Groove Design

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

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

To 9/81 Gap 0.044"

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

H.O. Gap 0.044" OE Equivalent Design

To 09/1981 Original Center Electrode Material is Copper/Nickel Gap 0.044 in

Tapered Seat Gap 0.044in ; Plug Type RS10PYC

Gap 0.044in; Plug Type RS14ZPYC5

Gap 0.044in; Plug Type RS10PYC4

To 09/1981 Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

H.O. Gap 0.044"

To 9/81 Gap 0.044"

Gap 0.044"

without High Altitude Option Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

From 10/1981 Original Center Electrode Material is Copper/Nickel 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 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Replaces Original Half Thread Design

Gap 0.044in; Plug Type RS14ZPYPB

Flat Seat Gap 0.044in ; Plug Type RC12PYP

From 10/1981 Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

To 09/1981 Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

without High Altitude Option Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.044in; Plug Type RS9PYP4

Tapered Seat Gap 0.044in ; Plug Type RS12PYPB5

Gap 0.044in; Plug Type RS8WYPB5

Tapered Seat Gap 0.044in ; Plug Type RS12WYPB4

From 10/1981 Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

without High Altitude Option Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

To 09/1981 Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Flat Seat Gap 0.044in ; Plug Type RC12WYPB4

Gap 0.044 Platinum Plug - Long Life Platinum Plug with Taper Tip & Patented U-Groove Design

Gap 0.050 Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.044"

To 9/81 Gap 0.044"

H.O. Gap 0.044"

Gap 0.044in; Plug Type RS14WLPB5

Gap .044 (in)

Gap .044 (in)

Replaces Original Half Thread Design

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

Gap .044 (in)

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

Gap .044 (in)

To 9/81 Gap 0.044"

H.O. Gap 0.044"

To 9/81 Gap 0.044"

H.O. Gap 0.044"