APWPART FINDER
My Vehicle Add New
  • Select Year
  • Select Make
  • Select Model
  • Select Submodel
  • Select Engine

Shop by Brand

Jeep J-3700 Spark Plug

We have 8 Items In-stock. Select a year to continue.
$3.48 List Price $4.77 Save $1.29 Availability: In Stock
  • Low Price Guarantee
(

more

)
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: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 1.016 mm
(see more)
Fits the following Jeep J-3700 Years:
  • 1969-1970 | 8 Cyl 5.7L | Base
$2.95 List Price $3.48 Save $0.53 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
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
  • 11.6 mm reach
  • 0.63 in. hex size
  • 0.03 in. gap size
  • Tapered seat style
  • Resistor plug type
  • U-groove ground electrodes
  • Solid terminal
  • Projected tip
  • Heat range 16

Features:
  • Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures
  • 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#: NP5025
  • Brand: Denso
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: Same day - 1 business day
  • Gap Size: 0.032 in.
  • Reach: 11.6 mm
(see more)
Fits the following Jeep J-3700 Years:
  • 1969-1970 | 8 Cyl 5.7L | Base
$2.41 List Price $2.84 Save $0.43 Availability: In Stock
  • Clearance Item
  • Low Price Guarantee
(

more

)
BOSCH SUPER CLASS PLATINUM PLUS SPARK PLUG

Bosch Super Class Platinum Plus Spark Plug reaches self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency. Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage.

Specifications:
  • 14 mm thread size
  • 19 mm reach
  • 20.8 mm hex size
  • 0.8 mm gap
  • Platinum plug
  • Gasket seat style
  • Interference suppression resistor
  • Heat fused platinum center electrode
  • Tapered yttrium enhanced ground electrode
  • Removable terminal nut
  • Heat range 9

Features:
  • Platinum center electrode that is heat fused into the extended ceramic insulator
  • Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitability
  • SKU#: BS4220
  • Brand: Bosch
  • Plug Type: Resistor
  • Electrode Core Material: Platinum
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 0.8 mm
(see more)
Fits the following Jeep J-3700 Years:
  • 1965-1970 | 6 Cyl 3.8L | Base
$9.32 List Price $11.00 Save $1.68 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
AC DELCO SPARK PLUG, SOLD INDIVIDUALLY -- Constructed from top quality materials to help the engine run clean and longer; Features a copper-core center electrode for improved heat transfer to the tip; Hot-tip insulators heats fast and fires hot to promote longer electrode life for miles of dependable performance; Nickel-chrome alloy sheathing on the ground and center electrodes offers maximum resistance against wear from spark erosion and the corrosive environment of the combustion chamber; Engineered to high standards and tested under extreme conditions to exceed OE specifications; Direct replacement part for OE number 88901019; With 100,000 mile AC Delco limited warranty.
  • SKU#: AC41-813
  • Brand: AC Delco
  • Fit Note: Truck
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Double Platinum
  • Warranty: 100,000-mile AC Delco limited warranty
 
Fits the following Jeep J-3700 Years:
  • 1968-1970 | 6 Cyl 3.8L | Base
  • 1969 | 6 Cyl 3.8L | Base
(see more)
$14.95 List Price $17.64 Save $2.69 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
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
  • 19 mm reach
  • 16 mm hex size
  • 1.14 mm gap
  • 0.5 mm fine-wire iridium tipped center electrode with copper core
  • Gasket 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#: PSTRBE1H10
  • 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 Jeep J-3700 Years:
  • 1965-1970 | 6 Cyl 3.8L | Base
Rating: (see review/s)

"1 out of 4 will miss at low speed while driving. I had to order an extra to replace a bad one that would misfire at low speeds. Pulstar s manufacturing quality control should do a better job of checking out going product." posted by: Bruce on July 21, 2014

View All
$6.35 List Price $7.49 Save $1.14 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
MOTORCRAFT SUPPRESSOR SPARK PLUG, 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#: MISP416
  • Brand: Motorcraft
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Warranty: 12-month or 12,000-mile Motorcraft limited warranty
 
Fits the following Jeep J-3700 Years:
  • 1966-1970 | 6 Cyl 3.8L | Base
$4.36 List Price $5.14 Save $0.78 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
CHAMPION TRADITIONAL SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread diameter, 19 mm reach, 20.6 mm hex size, resistor type, gasket seat, projected tip; 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#: C33405
  • Brand: Champion
  • Plug Type: Resistor
  • Electrode Core Material: Copper
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Copper
  • Reach: 14 mm
(see more)
Fits the following Jeep J-3700 Years:
  • 1965-1970 | 6 Cyl 3.8L | Base
$5.95 List Price $8.99 Save $3.04 Availability: In Stock
  • APW Bestseller
  • Low Price Guarantee
(

more

)
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
  • 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 Jeep J-3700 Years:
  • 1969-1970 | 8 Cyl 5.7L | Base
View Less
Select more Jeep J-3700 parts under Spark Plugs, Wires & Components from list below.