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Mercury Caliente Spark Plug

We have 4 Items In-stock. Select a year to continue.
$4.44 List Price $5.24 Save $0.80 Availability: In Stock
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NGK V-POWER SPARK PLUG

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 improve ignitability than OE manufacturer and racer approved spark plug.

Features and Benefits:
  • 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
  • V-groove increases ignitability
  • Trivalent metal plating
Specifications:
  • Copper electrode core material
  • Nickel alloy electrode tip material
  • Standard ground type electrode
  • 1 ground electrode
  • V-Cut center electrode
  • Resistor plug type
  • Tapered seat type
  • Solid terminal type
  • 20.6 mm hex size
  • 1.0 mm gap size
  • Heat range 5
  • Projected spark plug tip
  • 10.9 mm reach
  • 18 mm thread size
  • SKU#: NGWR5
  • Brand: NGK
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: 1-2 business days
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 1.0 mm
  • Heat Range: 5
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Fits the following Mercury Caliente Years:
  • 1966-1967 | 8 Cyl 6.4L | Base
  • 1964-1967 | 8 Cyl 4.7L | Base
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$3.83 List Price $4.52 Save $0.69 Availability: In Stock
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DENSO REGULAR CLASS TRADITIONAL SPARK PLUG

Denso's Regular Class Traditional Spark Plugs guarantee the quality of the product they produce because every component that leaves their factories has been designed with precision, manufactured to the strictest OE standards and subjected to rigorous safety and performance tests.

Specification:
  • 18 mm thread size
  • 11.6 mm reach
  • 0.81 in. hex size
  • 0.03 in. gap size
  • Tapered seat style
  • Resistor plug type
  • U-groove ground electrodes
  • Removable terminal
  • Projected tip
  • Heat range 16

Features:
  • Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures
  • Five-rib design prevents flashover while decreasing voltage loss
  • Copper glass seal bonds the center electrode and insulator together for a gas-tight seal
  • Platinum center electrode utilizes platinum to shrink the surface area of the center electrode tip for maximum firing performance and minimum voltage requirements
  • Platinum ground electrode resists gas and electrical erosion and corrosion extending service intervals to 60,000 miles


  • SKU#: NPMA16PRU
  • Brand: Denso
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 0.8 mm
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Fits the following Mercury Caliente Years:
  • 1964-1967 | 8 Cyl 4.7L | Base
  • 1965 | 8 Cyl 7.0L | Base
$3.88 List Price $4.58 Save $0.70 Availability: In Stock
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MOTORCRAFT SUPPRESSOR SPARK PLUG, COPPER, SOLD INDIVIDUALLY

0.04 in. gap size, standard service plug; Delivers maximum voltage to the spark plug while maximizing performance and increases engine life; Resists corrosion and abrasion; Reduces the chance of misfire.


  • SKU#: MISP431
  • Brand: Motorcraft
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Copper
  • Reach: 18 mm
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Fits the following Mercury Caliente Years:
  • 1964-1967 | 6 Cyl 3.3L | Base
$5.53 List Price $6.53 Save $1.00 Availability: In Stock
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CHAMPION TRADITIONAL SPARK PLUG, SOLD INDIVIDUALLY

Champion Traditional Spark Plugs have original equipment on a wide variety of engines for many years. Features nickel alloy centers and ground electrodes with reasonably good wear characteristics.

Specifications:
  • 18 mm thread diameter
  • Projected core nose

Features:
  • Made of corrosion resistant zinc plated shell with copper plus core design
  • Most durable high voltage semiconductor


  • SKU#: C3311
  • Brand: Champion
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Copper
  • Reach: 18 mm
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Fits the following Mercury Caliente Years:
  • 1967 | 6 Cyl 3.3L | Base
Select more Mercury Caliente parts under Spark Plugs, Wires & Components from list below.