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Mercury Comet Spark Plug

We have 18 Items In-stock. Select a year to continue.
$3.48 List Price $4.77 Save $1.29 Availability: In Stock
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NGK UR4 V-POWER SPARK PLUG, SOLD INDIVIDUALLY

NGK V-Power Spark Plug has a unique V-power design that directs the spark to the edge of the electrode where it develops more rapidly to improves ignitability than OE manufacturer and racer approved.

Specifications:
  • 14 mm thread size
  • 11 mm reach
  • 16 mm hex size
  • 0.04 in. gap size
  • Tapered seat style
  • Resistor plug type
  • Solid terminal nut
  • Projected tip
  • V-grooved centered electrode
  • Heat range 4

Features:
  • Increases ignitability even in lean burn conditions and lowers ignition system voltage requirements
  • Increases fuel economy and lower emissions
  • Trivalent metal plating has superior anti-corrosion and anti-seizing properties
  • Highly durable against electrical and chemical wear


  • SKU#: NG6630
  • Brand: NGK
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: 1-2 Business Days
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 1.016 mm
(see more)
Fits the following Mercury Comet Years:
  • 1971-1976 | 8 Cyl 5.0L | Base
$5.60 List Price $6.61 Save $1.01 Availability: In Stock
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Denso Platinum TT OE Replacement Spark Plug

Denso is the world's leading provider of high quality automotive merchandises which are engineered from the modernized facilities and equipments. Denso's proficiencies with their products are better than rivals as they initially built them along with their strict and valued standards.

Denso Platinum Twin Tip Spark Plugs features revolutionary twin tip design that provides better ignitability for a more powerful and fuel-efficient combustion yielding better engine performance in terms of power and fuel economy.

Features:

  • Improves mileage and reduces carbon emissions
  • Provides additional power and quicker starts

Item Details:

  • .63 in. hex size
  • Platinum alloy 1.1 mm fine wire center electrode
  • Titanium enhanced 1.5 mm fine wire ground electrode
  • Tapered seat style
  • Solid terminal nut
  • SKU#: NPPTF16TT
  • Brand: Denso
  • Plug Type: Resistor
  • Electrode Core Material: Platinum
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 1.1 mm
(see more)
Fits the following Mercury Comet Years:
  • 1975-1977 | 8 Cyl 5.0L | Base
  • 1975-1976 | 6 Cyl 4.1L | Base
Rating: (see review/s)

"good price for good quality spark plug,will be using these plugs for more of my vehicles" posted by: dutch on December 23, 2014

$46.17 List Price $54.48 Save $8.31 Availability: In Stock
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TAYLOR CABLE – 8MM SPIRO-PRO IGNITION WIRE SETS

Are the ignition wires on your vehicle frayed and worn out? Get rid of those bad ignition wires and update to a Taylor Cable 8MM Hi-Energy Spark Plug Wire Set for a worry-free and long-lasting upgrade. Since 1923 Taylor Cable has built upon its legendary reputation for excellent innovation and product quality by manufacturing their products in the good old USA. In fact, John Taylor, the founder, is the actual inventor of modern battery cables still in use around the world today. Taylor Cable’s skilled workforce and top-level engineers never stop testing and developing new processes, materials and products all for your peace-of-mind.

  • Resistor core models eradicate radio frequency interference, (RFI)
  • Manufactured in U.S.A.
  • Spark plug terminals feature double spring locking for security
  • Great for replacing old, worn out and frayed factory ignition wires
  • Perfect for high heat operating temperatures
  • Resistant to oil
  • Choose from a variety of spark plug boot angles for a great fit
  • SKU#: T6464652
  • Brand: Taylor Cable
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Assembled: Yes
  • Diameter: 8 mm
  • Distributor Terminal End Type: Female/Socket
(see more)
Fits the following Mercury Comet Years:
  • 1968-1969 | 8 Cyl 6.4L | Base
  • 1968 | 8 Cyl 6.4L | Base
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$31.06 List Price $36.65 Save $5.59 Availability: In Stock
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PRESTOLITE PROCONNECT SPARK PLUG WIRES, SET OF 6

Prestolite ProConnect Spark Plug Wire offers superior fiberglass, silicone, and Kevlar construction for excellent conductivity. High temperature performance, EMI/RFI noise suppression, and durability. Wiring systems are specially designed to meet customer-established performance, reliability, and cost specifications.

Features:
  • OE conductor and OE/OES specified insulators, nipples, and terminals
  • Superior fiberglass, silicone, and Kevlar construction for excellent conductivity, high temperature performance, EMI/RFI noise suppression, and durability
  • Estimated to withstand temperatures from -40 degrees Fahrenheit to 428 degrees Fahrenheit
  • Click-in-place end caps design that match to OE end caps for quick installation and a tight fit without adjustment that gives a perfect fit
  • Ignition cable and wiring systems specially designed to meet customer-established performance, reliability, and cost specifications
  • Electronic protection systems from electrical or magnetic interference
  • Resistant to heat, cold, and chemical attack
Allows for all weather starting. Meets SAE j2031 class E specifications. Won't crack or shrink and carries a maximum voltage.

  • SKU#: PRP126001
  • Brand: Prestolite
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: Lifetime Prestolite limited warranty
  • Wire Color: Gray
 
Fits the following Mercury Comet Years:
  • 1977 | 6 Cyl 4.1L | Base
$25.43 List Price $30.01 Save $4.58 Availability: In Stock
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BOSCH SPARK PLUG WIRES, SET OF 6

Bosch Spark Plug Wire delivers maximum voltage to the spark plug for a hotter, more powerful, and longer spark resulting in optimum engine performance while reducing the chance of misfire and eliminating radio static.

Features:
  • Stainless steel mag winding, 100 percent pure silicone jacket, Kevlar reinforced core, EPDM inner insulation, snug-fitting OEM-style silicone boots, and snap lock or OEM style connectors
  • Total resistance to oil penetration for lifetime protection against wire set failure
  • Discontinues power-robbing voltage leaks
  • Guarantees proper fit, function, and appearance while providing extreme durability for long life
Wires are tightly crimped to the connectors to exceed OEM standards providing worry free installation and re-installation.
  • SKU#: BS09309
  • Brand: Bosch
  • Warranty: Lifetime Bosch limited warranty
  • Wire Color: Black
 
Fits the following Mercury Comet Years:
  • 1969-1976 | 6 Cyl 4.1L | Base
  • 1964-1976 | 6 Cyl 3.3L | Base
(see more)
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$8.53 List Price $10.07 Save $1.54 Availability: In Stock
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AC DELCO RAPIDFIRE PERFORMANCE PLATINUM SPARK PLUG, SOLD INDIVIDUALLY

AC Delco Rapidfire Performance Platinum Spark Plugs offer longer life and improved efficiency over time. It fits engines that run conventional plugs, as well as newer vehicles that require platinum plugs.

Features:
  • Constructed from top quality materials to help the engine run clean and longer
  • Copper core center electrode for improved heat transfer to the tip
  • Engineered to high standards and tested under extreme conditions to exceed OE specifications


  • SKU#: AC12
  • Brand: AC Delco
  • Fit Note: Car
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: OE Replacement
(see more)
Fits the following Mercury Comet Years:
  • 1977 | 6 Cyl 4.1L | Base
$26.06 List Price $30.75 Save $4.69 Availability: In Stock
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STANDARD SPARK PLUG WIRES, BLACK, SET OF 8

Specifications:

  • Assembled
  • RFI suppression
  • Stock distributor terminal ends
  • Silicone jacket material
  • Stock spark plug boot ends
  • Spiral core conductor style
  • 7mm wire size
  • 15 in. coil wire
  • Silicone Suppression core
  • Features:

  • Aramid fibers provide maximum tensile strength preventing breaks and hot spots
  • Fiberglass braid add to the wire's strength while increasing overall flexibility
  • EPDM rubber insulation is the finest insulating material available to protect against voltage leaks
  • Graphite impregnated latex, a conductive material with calibrated resistance to prevent radio frequency interference
  • Standard Spark Plug Wires are engineered with silicone outer jacket to match the original that provides superior protection against severe under-hood operating environment. Silicone rubber provides unsurpassed heat resistance and eliminates burn-out for a tougher output.

    • SKU#: SW27815
    • Brand: Standard
    • Fit Note: To 10/2/66, With High Performance Engine
    • Assembled: Yes
    • Warranty: 3-year or 36,000-mile Standard limited warranty
    • Wire Color: Black
     
    Fits the following Mercury Comet Years:
    • 1968-1974 | 8 Cyl 5.0L | Base
    • 1966-1968 | 8 Cyl 6.4L | Base
    (see more)
    $98.07 List Price $115.72 Save $17.65 Availability: In Stock
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    GRANATELLI MPG PLUS SPARK PLUG WIRES, SET OF 6

    Granatelli MPG Plus Spark Plug Wire increases power to the spark plug up to 400 percent over stock for more power and better gas mileage. Provides faster engine startup, smoother running engine, and boosts horsepower and torque.

    Specifications:
    • 8 mm diameter
    • 0 ohm resistance

    Features:
    • Solid stainless connector cable with stainless snap lock spark plug connectors
    • Fiberglass-reinforced braid resists temperatures up to 500 degrees
    • Unique EMI/RMI protection ring that prevents stereo noise and no RFI/EMI interference
    • Patented design works with any fuel injection
    • Provides necessary pieces for a complete installation

    Ideal for use with aftermarket headers and turbocharger systems.
    • SKU#: G53361572MPG
    • Brand: Granatelli
    • Anticipated Ship Out Time: 5-6 business days
    • Diameter: 8 mm
    • Warranty: 90-day Granatelli limited warranty
     
    Fits the following Mercury Comet Years:
    • 1969-1976 | 6 Cyl 4.1L | Base
    • 1963-1976 | 6 Cyl 3.3L | Base
    (see more)
    $14.95 List Price $17.64 Save $2.69 Availability: In Stock
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    PULSTAR IRIDIUM PULSE SPARK PLUG, SOLD INDIVIDUALLY

    Pulstar Pulse Spark Plug contains integrated electrical capacitor that focuses on the energy of the plug. Its electrical energy delivers the fuel mixture far beyond the typical conventional spark plugs and produces not only better fuel efficiency, but also increased torque and horsepower.

    Specifications:
    • 14 mm thread size
    • 11.6 mm reach
    • 16 mm hex size
    • 1.14 mm gap
    • 0.5 mm fine-wire iridium tipped center electrode with copper core
    • Tapered seat
    • Resistor
    • Nickel alloy ground electrode

    Features:
    • Latest in performance ignition technology
    • Provides up to 12 percent more horsepower and torque plus livelier throttle response than conventional spark plugs
    • Allows more efficient burning of fuel and generates a much larger spark at twice the speed than ordinary spark plugs
    • Promotes an increased gas mileage and greater horsepower to the wheels
    • Reduces carbon dioxide emissions and provides cleaner exhaust and more efficient combustion
    • Uses an internal circuit that delivers up to 1,000,000 watts of peak power that increases peak spark current by up to 20,000 times that of a traditional spark plug


    • SKU#: PSTRCB1H10
    • Brand: Pulstar
    • Fit Note: GAS
    • Plug Type: Resistor
    • Electrode Core Material: Copper
    • Anticipated Ship Out Time: 1-2 Business Days
    • Electrode Tip Material: Iridium
    • Gap Size: 1.14 mm
    (see more)
    Fits the following Mercury Comet Years:
    • 1975-1977 | 8 Cyl 5.0L | Base
    $47.07 List Price $55.54 Save $8.47 Availability: In Stock
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    ACCEL -  4000 SERIES SUPERSTOCK SPARK PLUG WIRES

    Accel’s 4000 Series spark plug wires are an ideal upgrade to your stock engine. The thick 8mm wire is composed of a fiberglass braid wrapped around high-density insulation and a fiberglass-Kevlar inner core for performance that exceeds SAE performance measurements. Accel has over four decades of designing and manufacturing race-winning fuel and ignition systems.

    • Out-performs stock, SAE specifications
    • Available in assorted colors (yellow, black and blue)
    • High dielectric strength insulation wrapped in fiberglass braid
    • Kevlar inner core
    • Pre- and post-HEI applications
    • Available universal, import and custom sizes
    • SKU#: A354040
    • Brand: Accel
    • Fit Note: For Use With Pre And Post HEI Vehicles
    • Recommended Use: Performance
    • Anticipated Ship Out Time: 1-2 Business Days
    • Assembled: No
    • Conductor Material: Graphite
    • Diameter: 8 mm
    (see more)
    Fits the following Mercury Comet Years:
    • 1968-1977 | 8 Cyl 5.0L | Base
    • 1969 | 8 Cyl 5.8L | Base
    (see more)
    $2.84 List Price $3.35 Save $0.51 Availability: In Stock
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    MOTORCRAFT SUPPRESSOR SPARK PLUG, COPPER, SOLD INDIVIDUALLY

    Delivers maximum voltage to the spark plug while maximizing performance and increases engine life; Resists corrosion and abrasion; Reduces the chance of misfire.


    • SKU#: MISP420
    • Brand: Motorcraft
    • Plug Type: Resistor
    • Electrode Core Material: Copper
    • Anticipated Ship Out Time: Same day - 1 business day
    • Electrode Tip Material: Nickel alloy
    • Warranty: 1 year or 12,000-mile Motorcraft limited warranty
     
    Fits the following Mercury Comet Years:
    • 1968-1974 | 8 Cyl 5.0L | Base
    • 1969 | 8 Cyl 5.8L | Base
    (see more)
    $107.42 List Price $126.76 Save $19.34 Availability: In Stock
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    MSD SUPER CONDUCTOR SPARK PLUG WIRES, RED, SET OF 6

    MSD Super Conductor Spark Plug Wires ultimate performance provides extreme low resistance combined with the ability to suppress high EMI. Made of DuPont Kevlar conductor for increased tensile strength and durable outer sleeve for resistance to high heat or abrasion.

    Specifications:
    • 8.5 mm diameter
    • Two-in-one
    • Non-assembled
    • RFI suppression
    • Male/HEI and female/socket distributor terminal ends
    • Eight multi-angle spark plug boot ends
    • Gray distributor boot and spark plug boot
    • Silicone distributor boot and spark plug boot material
    • Spiral core conductor style

    Features:
    • Ferro-magnetic impregnated core that creates an effective EMI choke
    • DuPont Kevlar material conductor for increased tensile strength and durable outer sleeve for resistance to high heat or abrasion
    • Tough and high heat sleeve design that provides excellent abrasion protection
    • Dual crimp terminals provide the strongest connections to the wire and lock to the spark plug terminal
    Terminals for engines with early type socket and late type HEI spark plug top distributor caps.
    • SKU#: M4631179
    • Brand: MSD
    • Assembled: No
    • Diameter: 8.5 mm
    • Distributor Boot Color: Gray
    • Distributor Boot Material: Silicone
    • Distributor Terminal End Type: Male/HEI and Female/Socket
    (see more)
    Fits the following Mercury Comet Years:
    • 1969-1977 | 6 Cyl 4.1L | Base
    • 1964-1977 | 6 Cyl 3.3L | Base
    (see more)
    $4.96 List Price $5.85 Save $0.89 Availability: In Stock
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    CHAMPION SINGLE PLATINUM POWER PLUG, SOLD INDIVIDUALLY

    Champion Single Platinum Power Plugs reduce and maintain gap growth and proper gap. The voltage needed to fire them remains consistent, reducing the chance of misfire.

    Specifications:
    • 14 mm thread diameter
    • V-trimmed ground electrode
    • Tapered seat
    • Projected tip

    Features:
    • Center and side electrodes are tapered for performance while platinum tip on center electrode guarantees extended plug life


    • SKU#: C333025
    • Brand: Champion
    • Plug Type: Resistor
    • Electrode Core Material: Copper
    • Anticipated Ship Out Time: Same day - 1 business day
    • Electrode Tip Material: Nickel alloy
    • Heat Range: 15.5
    (see more)
    Fits the following Mercury Comet Years:
    • 1975-1977 | 8 Cyl 5.0L | Base
    $5.95 List Price $8.99 Save $3.04 Availability: In Stock
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    E3 DIAMONDFIRE SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread size, 11.17 mm reach, 0.62 in. hex size, tapered seat, resistor, 1.016 mm non-adjustable gap size, copper core electrode material, nickel alloy electrode tip material, projected insulator type; Guaranteed to provide more power while using less fuel, quicker starts and less fouling than competitive standard spark plugs.
    • SKU#: PYRE342
    • Brand: E3
    • Fit Note: 2BBL, With Cleveland Engine, With Cleveland Engine
    • Plug Type: Resistor
    • Electrode Core Material: Copper
    • Product Class: Fuel Saver
    • Anticipated Ship Out Time: Same day - 1 business day
    • Electrode Tip Material: Nickel alloy
    (see more)
    Fits the following Mercury Comet Years:
    • 1975-1977 | 8 Cyl 5.0L | Base
    • 1970 | 8 Cyl 5.8L | Base
    (see more)
    $67.69 List Price $79.87 Save $12.18 Availability: In Stock
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    MALLORY PRO WIRE SILICONE JACKETED WIRES, BLACK, SET OF 8

    Mallory Pro Wire Series Spark Plug Wire offers high tech CIF core for great energy delivery at an affordable price providing RFI suppression for even the most sensitive on-board electronics such as electronic ignition, sound systems, and computer controls.

    Specifications:
    • 8 mm diameter
    • Non-assembled
    • Male/HEI and female/socket distributor terminal ends
    • Eight 90 degrees spark plug boot ends
    • Black distributor boot
    • Red spark plug boot
    • Silicone distributor boot and spark plug boot material
    • Spiral core conductor style
    • Includes coil wire

    Features:
    • 9-strand stainless steel inner core for maximum strength and fatigue resistance
    • 7-strand silver-plated copper wire outer core layer for the ultimate in conductivity and spark
    • Ozone-resistant black silicone jacket repels water, oil, grease, and fuel
    • Withstands temperatures up to 500 degrees
    • Low 300 ohms per foot resistance spiral core that delivers high energy output for maximum spark at the plug
    • SKU#: M11775
    • Brand: Mallory
    • Assembled: No
    • Diameter: 8 mm
    • Distributor Boot Color: Black
    • Distributor Boot Material: Silicone
    • Distributor Terminal End Type: Male/HEI and Female/Socket
    (see more)
    Fits the following Mercury Comet Years:
    • 1968-1977 | 8 Cyl 5.0L | Base
    • 1969 | 8 Cyl 5.8L | Base
    (see more)
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