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Mercury Montclair Spark Plug

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$3.58 List Price $4.22 Save $0.64 Availability: In Stock
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BOSCH REGULAR CLASS SUPER PLUS SPARK PLUG

Bosch Regular Class Super Plus Spark Plug has a heavy duty yttrium enhanced copper core center electrode for superior reliability and increased resistance to spark erosion.

Specifications:
  • 18 mm thread size
  • 11.2 mm reach
  • 20.8 mm hex size
  • 0.9 mm gap
  • Tapered seat style
  • Interference suppression resistor
  • Yttrium enhanced copper core center electrode
  • Tapered V-profile nickel ground electrode
  • Removable terminal nut
  • Heat range 10

Features:
  • Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitibility
  • Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage
  • SKU#: BS7551
  • Brand: Bosch
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: 1-2 business days
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 0.9 mm
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Fits the following Mercury Montclair Years:
  • 1958-1959 | 8 Cyl 7.0L | Base
  • 1956-1959 | All Engines | All Submodels
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$16.76 List Price $19.78 Save $3.02 Availability: In Stock
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NGK WR5IX IRIDIUM IX SERIES SPARK PLUG, SOLD INDIVIDUALLY -- 18 mm thread, 10.9 mm reach, 20.6 mm hex size, tapered seat, resistor, solid terminal, projected tip, fine wire 0.6 mm iridium center electrode, tapered cut ground electrode, one ground strap quantity, 1.016 mm gap, heat range 5; Designed specifically for the performance enthusiast; Offers extreme ignitability, improved throttle response and superior anti fouling; Iridium alloy has extremely high melting point making it perfect for today's high-tech and high performance engines; Features fine iridium tip that ensures high durability and a consistently stable spark; Trivalent metal plating offers superior anti-corrosion and anti-seizing properties; Delivers outstanding acceleration, high fuel efficiency and durability with its ultimate design, technology and performance.
  • SKU#: NG7510
  • Brand: NGK
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: 1-2 business days
  • Electrode Tip Material: Iridium
  • Gap Size: 1.016 mm
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Fits the following Mercury Montclair Years:
  • 1964-1968 | 8 Cyl 6.4L | Base
  • 1958-1968 | 8 Cyl 7.0L | 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: 1-2 business days
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 0.8 mm
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Fits the following Mercury Montclair Years:
  • 1958-1967 | 8 Cyl 7.0L | Base
  • 1958 | 8 Cyl 7.0L | Turnpike Cruiser
$3.43 List Price $4.05 Save $0.62 Availability: In Stock
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AC DELCO CONVENTIONAL SPARK PLUG, SOLD INDIVIDUALLY

AC Delco Conventional Spark Plugs are precisely engineered and manufactured to provide everyday reliability and efficient performance, helping your engine run cleaner and longer.

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#: ACR83TS
  • Brand: AC Delco
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Thread Size: 18 mm
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Fits the following Mercury Montclair Years:
  • 1968 | 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 Montclair Years:
  • 1956-1960 | 8 Cyl 5.1L | Base
  • 1957 | 8 Cyl 6.0L | Base
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$3.51 List Price $4.14 Save $0.63 Availability: In Stock
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ACCEL U-GROOVE PERFORMANCE SPARK PLUG -- 18 mm thread size, 0.460 in. reach, 5/8 in. wrench diameter, heat range 8; Standard type, copper electrode core/tip material, projected insulator type, tapered seat style; Constructed with a five-rib, highly purified Alumina insulator that prevents arcing at plug boot and provides superior strength and thermal conductivity, a copper-glass seal that bonds insulator to electrode for a gas-tight seal, and a copper-core center electrode that comes with nickel chrome sheel for superior electrical conductivity and maximum heat dissipation; Its electric heat seal ensures stable heat range for uniform performance; The plug's machine rolled threads guarantee trouble free installation and removal, protecting the expensive cylinder heads; Features a unique U-groove ground electrode developed to meet the demand for improved ignitability and increased fuel combustion resulting in less flame dissipation; Gives the flame a groove to grow in that creates a larger flame front for a more complete combustion even in the case of lean air-fuel mixture; Produces greater firing energy without increasing spark plug gap and larger spark nucleus that stimulates faster combustion; Provides an increase in performance with improved throttle response, greater fuel efficiency and reduced emissions; With 90-day Accel limited warranty.
  • SKU#: A350378
  • Brand: Accel
  • Electrode Core Material: Copper
  • Plug Type: Non-resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Copper
  • Reach: 0.46 in.
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Fits the following Mercury Montclair Years:
  • 1968 | 8 Cyl 6.4L | Base
$5.98 List Price $7.06 Save $1.08 Availability: In Stock
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CHAMPION TRADITIONAL SPARK PLUG, SOLD INDIVIDUALLY -- 18 mm thread diameter, 11.6 mm reach, 20.6 mm hex size, resistor type, tapered seat, projected core nose; Made of corrosion resistant zinc plated shell with copper plus core design; Features the most durable high voltage semiconductor; Conforms to all ISO and SAE standards.
  • SKU#: C3322
  • 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 Montclair Years:
  • 1968 | 8 Cyl 6.4L | Base
  • 1966-1967 | 8 Cyl 6.7L | Base
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