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1986 - 1992 Jeep Comanche AMX Spark Plug (Autolite) NEW

$ 16 .68
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

⚠️ Most jobs typically require 6 of this item.
Gap .035 (in)
Iridium XP Spark Plug
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.
Brand: Autolite
Condition: New
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Specifications & Info


Attribute Value
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Insulator Tip Projection 0.33, 8.38
Center Electrode Projection Extra-long Projection
Center Electrode Tip Material Iridium
Core Nose Length 0.552, 14.02
Electrical Terminal Type Non-removable Nut
Grade Type Performance
Ground Electrode Quantity 1
Ground Electrode Tip Design Taper Cut
Ground Electrode Tip Material Platinum
Hex Size 5/8
Hex Type Hex
Indexed No
Insulator Height 1.988, 50.5
Insulator Material Ceramic
Manufacturer Heat Range 7
Pre Gap Size 0.035, 0.89
Reach 0.75, 19.05
Resistance 4000
Resistor Type Yes
Seat Type Flat
Washer Included Yes
Washer Type Crush

Vehicle Fitment Guide

This part fits the following vehicles:

Jeep 1 model (tapclick to expand)(tapclick to hide)
Comanche 1986-1992 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Standard Cab Pickup 1987 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
Base Standard Cab Pickup 1987 - 1992 L4 2.5L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 1987 - 1992 L6 4.0L RWD/4WD Automatic & Manual
Chief Standard Cab Pickup 1987 - 1988 L4 2.5L RWD/4WD Automatic & Manual
Chief Standard Cab Pickup 1987 - 1988 L6 4.0L RWD/4WD Automatic & Manual
Custom Standard Cab Pickup 1986 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
Custom Standard Cab Pickup 1986 L4 2.5L RWD/4WD Automatic & Manual
Custom Standard Cab Pickup 1986 V6 2.8L RWD/4WD Automatic & Manual
Eliminator Standard Cab Pickup 1990 - 1992 L6 4.0L 4WD Automatic & Manual
Eliminator Standard Cab Pickup 1988 - 1992 L6 4.0L RWD Automatic & Manual
Laredo Standard Cab Pickup 1987 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
Laredo Standard Cab Pickup 1987 - 1988 L4 2.5L RWD/4WD Automatic & Manual
Laredo Standard Cab Pickup 1987 - 1988 L6 4.0L RWD/4WD Automatic & Manual
Pioneer Standard Cab Pickup 1987 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
Pioneer Standard Cab Pickup 1987 - 1991 L4 2.5L RWD/4WD Automatic & Manual
Pioneer Standard Cab Pickup 1987 - 1992 L6 4.0L RWD/4WD Automatic & Manual
X Standard Cab Pickup 1986 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
X Standard Cab Pickup 1986 L4 2.5L RWD/4WD Automatic & Manual
X Standard Cab Pickup 1986 V6 2.8L RWD/4WD Automatic & Manual
XLS Standard Cab Pickup 1986 L4 2.1L DIESEL Turbo RWD/4WD Automatic & Manual
XLS Standard Cab Pickup 1986 L4 2.5L RWD/4WD Automatic & Manual
XLS Standard Cab Pickup 1986 V6 2.8L RWD/4WD Automatic & Manual
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.

Interchange Parts

Brand Part Number
Bosch FR8VII33U

Fits Years: 1986 1987 1988 1989 1990 1991 1992

Fits Models: Comanche

Expert Guides

Choosing the Right Spark Plugs for Your 1986-1992 Jeep Comanche

Keep your Comanche's legendary engine firing on all cylinders with the right set of plugs.

Read Full Guide →

Related Trouble Codes (OBD-II)

3 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
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