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Mercedes Benz 300 Spark Plug

We have 5 Items In-stock. Select a year to continue.
$5.58 List Price $6.58 Save $1.00 Availability: In Stock
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DENSO REGULAR CLASS TRADITIONAL SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread, 19 mm reach, 0.81 in. hex size, gasket seat, resistor type, removable terminal, fully projected tip, U-groove ground electrode, 0.027 in. gap, heat range 20; 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#: NPW20EXRU
  • 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: 0.027 in.
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Fits the following Mercedes Benz 300 Years:
  • 1961-1962 | All Engines | All Submodels
  • 1960-1962 | 6 Cyl 3.0L | Base
$7.88 List Price $9.30 Save $1.42 Availability: In Stock
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CHAMPION IRIDIUM SPARK PLUG, SOLD INDIVIDUALLY

Champion Iridium Spark Plugs have a stabilizing effect on ignition voltage and excellent wear characteristics. The plugs will deliver a consistently focused spark that provides the highest level of engine performance possible, regardless of engine type or ignition.

Specifications:
  • 14 mm thread diameter
  • 1.1 mm gap
  • Projected tip
  • Extended shell height

Features:
  • Special firing end construction
  • Superior 0.7 mm fine-wire center electrode for maximum life and spark performance
  • Iridium center electrode with platinum tipped V-trimmed ground electrode and an exclusive heat-active alloy that maintains stable operating temperature under all engine loads


  • SKU#: C339804
  • Brand: Champion
  • Electrode Core Material: Nickel alloy
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Iridium
  • Gap Size: 1.1 mm
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Fits the following Mercedes Benz 300 Years:
  • 1960-1962 | 6 Cyl 3.0L | Base
$12.28 List Price $14.49 Save $2.21 Availability: In Stock
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DENSO PREMIUM CLASS IRIDIUM SPARK PLUG

Denso's Premium Class Iridium Spark Plugs is fast becoming the standard for today's high-tech engines. Employing a revolutionary 360 degrees laser welding process, Denso has created a spark plug unlike anything on the market today. Designed for durability under the most extreme conditions. Denso's patented Iridium alloy is 6 times harder and 8 times stronger than conventional platinum and can handle temperatures in excess of 4,000 degrees Fahrenheit.

Specification:
  • 14 mm thread size
  • 19 mm reach
  • 0.81 in. hex size
  • 0.04 in. gap size
  • Gasket seat style
  • Resistor plug type
  • Tapered cut U-groove ground electrode
  • Removable terminal
  • Heat range 20

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#: NP5306
  • Brand: Denso
  • Electrode Core Material: Iridium
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Gap Size: 0.044 in.
  • Reach: 19 mm
(see more)
Fits the following Mercedes Benz 300 Years:
  • 1960-1962 | 6 Cyl 3.0L | Base
$3.06 List Price $3.61 Save $0.55 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:
  • 14 mm thread size
  • 19 mm reach
  • 0.81 in. hex size
  • 0.02 in. gap size
  • Gasket seat style
  • Resistor plug type
  • U-groove ground electrodes
  • Removable terminal
  • Full projected tip
  • Heat range 20

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#: NP3066
  • Brand: Denso
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Gap Size: 0.027 in.
  • Reach: 19 mm
(see more)
Fits the following Mercedes Benz 300 Years:
  • 1961-1962 | All Engines | All Submodels
  • 1960-1962 | 6 Cyl 3.0L | Base
$9.97 List Price $11.76 Save $1.79 Availability: In Stock
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DENSO PREMIUM CLASS DOUBLE PLATINUM SPARK PLUG

Denso's Premium Class Double Platinum Spark Plug maximizes the longevity and enhances the durability of the spark plug. Denso applied platinum to both the center and ground electrodes with superior resistance to erosion and corrosion which enables Denso to create a spark plug capable of consistent, extended operation in excess of 60,000 miles.

Specification:
  • 14 mm thread size
  • 19 mm reach
  • 0.81 in. hex size
  • 0.03 in. gap size
  • Gasket seat style
  • Non-resistor plug type
  • Solid terminal

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#: NPP20R8
  • Brand: Denso
  • Electrode Core Material: Platinum
  • Plug Type: Non-resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 0.8 mm
(see more)
Fits the following Mercedes Benz 300 Years:
  • 1960-1962 | 6 Cyl 3.0L | Base