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1979 Mercury Zephyr Spark Plug

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AC Delco Spark Plug
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Our List Price: $3.73
(>35) In Stock
Part Number: 5865-09006526
Notes: Professional Conventional -- New; California; Gap .060
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

AC Delco Spark Plug
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Our List Price: $3.73
(>35) In Stock
Part Number: 5865-09006525
Notes: Professional Conventional -- New; Except California; Gap .050
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

AC Delco Spark Plug
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Our List Price: $3.73
(>35) In Stock
Part Number: 5865-09006510
Notes: Professional Conventional -- New; Gap .034
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

AC Delco Spark Plug
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Our List Price: $3.73
(2) In Stock
Part Number: 5865-09006532
Notes: Professional Conventional -- New; Gap .050
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

AC Delco Spark Plug
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Our List Price: $8.08
(>35) In Stock
Part Number: 5865-05006417
Notes: Professional Double Platinum -- Gap .034
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

AC Delco Spark Plug
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Our List Price: $9.08
(6) In Stock
Part Number: 5865-05448544
Notes: Professional Double Platinum -- New; California only; Gap .060
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

AC Delco Spark Plug
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Our List Price: $8.73
(23) In Stock
Part Number: 5865-09119338
Notes: Professional Double Platinum -- New; OUTSIDE CALIFORNIA ONLY; Gap .050
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

AC Delco Spark Plug
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Our List Price: $6.08
(>35) In Stock
Part Number: 5865-05448231
Notes: Professional Rapidfire -- New; Gap .034
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

AC Delco Spark Plug
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Our List Price: $6.08
(>35) In Stock
Part Number: 5865-05005918
Notes: Professional Rapidfire -- New; OUTSIDE CALIFORNIA ONLY; Gap .050
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Bosch Spark Plug
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Our List Price: $3.08
(2) In Stock
Part Number: 5865-05120679
Notes: PLATINUM -- California
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 VIN: F 

Bosch Spark Plug
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Our List Price: $5.08
(2) In Stock
Part Number: 5865-05020946
Notes: Platinum Plus -- Gap 0.034 in
Features:
  • Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency
  • Tapered, yttrium enhanced v-profile ground electrode provides a 25% longer performance life
  • Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
  • Factory-set gap once the proper gap is set, there's no need to re-gap
  • Contains one spark plug
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Bosch Spark Plug
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Our List Price: $5.73
(4) In Stock
Part Number: 5865-09020456
Notes: Platinum Plus -- Gap 0.060 in; with California Emissions
Condition: New

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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Bosch Spark Plug
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Our List Price: $3.08
(9) In Stock
Part Number: 5865-05244466
Notes: SUPER -- California
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 VIN: F 

Bosch Spark Plug
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Bosch 7978
Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05103822
Notes: Super Plus -- Gap 0.034 in
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Bosch Spark Plug
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Our List Price: $3.08
(8) In Stock
Part Number: 5865-05276430
Notes: Super Plus -- Gap 0.050 in; with California Emissions
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Body Engine
1979 Mercury Zephyr Coupe  5.0L V8 

Bosch Spark Plug
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Our List Price: $3.08
(13) In Stock
Part Number: 5865-05276429
Notes: Super Plus -- Gap 0.050 in; without California Emissions
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Bosch Spark Plug
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Our List Price: $3.08
(8) In Stock
Part Number: 5865-05276430
Notes: Super Plus -- Gap 0.060 in; with California Emissions
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Body Engine
1979 Mercury Zephyr Sedan  5.0L V8 
1979 Mercury Zephyr Wagon  5.0L V8 

Champion Spark Plug
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Our List Price: $7.08
(>35) In Stock
Part Number: 5865-05267369
Notes: Champion Iridium -- Plug Type RS14WYPB5; Gap .035
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Champion Spark Plug
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Champion 11
Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05027433
Notes: Copper Plus -- Plug Type RF18YC; Gap .050; OE Type
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

Champion Spark Plug
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Champion 408
Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05027505
Notes: Copper Plus -- Plug Type RS14YC; Gap .035; OE Type
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Champion Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05027456
Notes: Copper Plus -- Plug Type RV17YC; Gap .050; OE Type
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Champion Spark Plug
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Our List Price: $7.08
(>35) In Stock
Part Number: 5865-05027544
Notes: Double Platinum Power -- Plug Type RS14PYPB; Gap .035
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Champion Spark Plug
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Our List Price: $7.08
(>35) In Stock
Part Number: 5865-05027532
Notes: Double Platinum Power -- Plug Type RV17PMP4; Gap .050
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Champion Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05027482
Notes: Platinum Power -- Plug Type RS10PYC; Gap .035
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Champion Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05027460
Notes: Platinum Power -- Plug Type RV17PMC4; Gap .050
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Denso Spark Plug
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Our List Price: $7.08
(>35) In Stock
Part Number: 5865-05052102
Notes: Double Platinum -- Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Denso Spark Plug
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Our List Price: $8.08
(>35) In Stock
Part Number: 5865-05169633
Notes: Iridium Power -- Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Iridium Alloy (90% Iridium)
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Denso Spark Plug
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Denso 5325
Spark Plug
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Our List Price: $8.08
(>35) In Stock
Part Number: 5865-05169630
Notes: Iridium Power -- Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Iridium Alloy (90% Iridium)
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Denso Spark Plug
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Our List Price: $8.08
(>35) In Stock
Part Number: 5865-05445068
Notes: Iridium TT -- Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Denso Spark Plug
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Our List Price: $8.08
(>35) In Stock
Part Number: 5865-05445066
Notes: Iridium TT -- Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Denso Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05169543
Notes: Platinum TT -- Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Denso Spark Plug
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Denso 4511
Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05169545
Notes: Platinum TT -- Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Denso Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05237749
Notes: STD -- Gap 0.044
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl VIN: T CARB Naturally Aspirated GAS 

Denso Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05052089
Notes: STD -- O.E. Recommended Resistor Plug with Patented U-Groove Design
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Denso Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05052085
Notes: STD -- O.E. Recommended Resistor Plug with Patented U-Groove Design
Features:
  • T16EPR-U
  • Increases engine performance and throttle response
  • Efficient fuel consumption
  • Improved cold-starting
  • Stable combustion during idling
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

Denso Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05052081
Notes: STD -- O.E. Recommended Resistor Plug with Patented U-Groove Design
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

E3 Spark Plugs Spark Plug
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Our List Price: $7.08
(9) In Stock
Part Number: 5865-05343289
Notes: Spark Plug
Features:
  • More Horsepower
  • Improved Fuel Efficiency
  • Reduced Engine Emissions
  • Longer Engine Life
  • Better Conductive Heat Transfer
  • Easier starts in all weather conditions
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

E3 Spark Plugs Spark Plug
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E3 Spark Plugs E3.54
Spark Plug
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Our List Price: $7.08
(>35) In Stock
Part Number: 5865-05343295
Notes: Spark Plug
Features:
  • More Horsepower
  • Improved Fuel Efficiency
  • Reduced Engine Emissions
  • Longer Engine Life
  • Better Conductive Heat Transfer
  • Easier starts in all weather conditions
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

E3 Spark Plugs Spark Plug
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Our List Price: $7.08
(30) In Stock
Part Number: 5865-05343304
Notes: Spark Plug
Features:
  • More Horsepower
  • Improved Fuel Efficiency
  • Reduced Engine Emissions
  • Longer Engine Life
  • Better Conductive Heat Transfer
  • Easier starts in all weather conditions
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

Motorcraft Spark Plug
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Motorcraft SP-425
Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05048439
Notes: Spark Plug -- Plug Material: Copper; Before 2/1/79; Gap: .050; Type - Standard Service Plg
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Motorcraft Spark Plug
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Our List Price: $3.08
(>35) In Stock
Part Number: 5865-05048436
Notes: Spark Plug -- Plug Material: Copper; Gap: .034; Type - Standard Service Plg
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl Naturally Aspirated 

Motorcraft Spark Plug
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Our List Price: $4.08
(>35) In Stock
Part Number: 5865-05048441
Notes: Spark Plug -- Plug Material: Copper; Gap: .050; Type - Standard Service Plg
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

Motorcraft Spark Plug
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Our List Price: $6.08
(>35) In Stock
Part Number: 5865-05048466
Notes: Spark Plug -- Plug Material: Finewire Platinum; Gap: .034; Type - Alternative Plug
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl Naturally Aspirated 

NGK Spark Plug
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Our List Price: $4.73
(>35) In Stock
Part Number: 5865-09083083
Notes: G-Power Spark Plug -- Gap 0.034"
Condition: New

Shipping Options:
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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

NGK Spark Plug
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Our List Price: $4.73
(3) In Stock
Part Number: 5865-09083087
Notes: G-Power Spark Plug -- Gap 0.050"
Condition: New

Shipping Options:
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This Product Fits the Following: Catalog: H
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

NGK Spark Plug
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Our List Price: $9.08
(>35) In Stock
Part Number: 5865-05051270
Notes: Iridium IX Spark Plug -- Gap 0.034"
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

NGK Spark Plug
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Our List Price: $9.08
(24) In Stock
Part Number: 5865-05292023
Notes: Iridium IX Spark Plug -- Gap 0.050"
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

NGK Spark Plug
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Our List Price: $9.08
(>35) In Stock
Part Number: 5865-05313598
Notes: Iridium IX Spark Plug -- Gap 0.050"
Condition: New

Shipping Options:
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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

NGK Spark Plug
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Our List Price: $12.08
(>35) In Stock
Part Number: 5865-05051264
Notes: Laser Platinum Spark Plug -- Gap 0.034"
Features:
  • Extra Long Life Double Platinum Plug, Fine Point Platinum Center Electrode and Platinum Tip Laser Welded on Ground Electrode
  • NGK Part# PTR5F-11
Condition: New

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This Product Fits the Following: Catalog: B
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

NGK Spark Plug

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NGK 97287
Spark Plug
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Our List Price: $12.98
(>15) In Stock
Part Number: 5865-03343710
Notes: Laser Iridium Spark Plug -- .034
Condition: New

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Ground
This Product Fits the Following: Catalog: F
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

NGK Spark Plug

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Our List Price: $2.98
(>15) In Stock
Part Number: 5865-03343874
Notes: V-Power Spark Plug -- .034
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: F
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

NGK Spark Plug

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NGK 2438
Spark Plug
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Our List Price: $2.98
(>15) In Stock
Part Number: 5865-03344532
Notes: V-Power Spark Plug -- .050
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: F
Vehicle Engine
1979 Mercury Zephyr 3.3L 6 Cyl 

NGK Spark Plug

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Our List Price: $2.98
(>15) In Stock
Part Number: 5865-03344075
Notes: V-Power Spark Plug -- .050
Condition: New

Shipping Options:
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This Product Fits the Following: Catalog: F
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

Bosch Spark Plug
Our List Price: $5.73

Out of Stock
Part Number: 5865-07006553
Notes: Platinum Plus -- Gap 0.050 in; without California Emissions
Condition: New

Shipping Options:
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This Product Fits the Following: Catalog: C
Vehicle Engine
1979 Mercury Zephyr 5.0L V8 

NGK Spark Plug
Our List Price: $12.73

Out of Stock
Part Number: 5865-07086287
Notes: Laser Iridium Spark Plug -- .034
Condition: New

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This Product Fits the Following: Catalog: C
Vehicle Engine
1979 Mercury Zephyr 2.3L 4 Cyl 

4.9 stars - (16 Reviews)
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