Autolite 5125 - Autolite 5125 Copper Resistor Spark Plug
$321
MSRP: $3.57
Save: $0.36
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AUTOLITE part description
Product Description
Autolite 5125 Copper Resistor Spark Plug
Features & Benefits
- One-Piece terminal stud provides a reliable high voltage electrical connection
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- High alumina multi-rib insulator helps prevent flash-over which can lead to misfires
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- Heat-fused glass composite resistor center seal provides high performance EMI noise suppression and a 100 percent leak-proof seal
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Solid copper core center electrode provides optimal thermal and electrical conductivity for better performance in all driving conditions
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- High nickel alloy side electrode resists electrical and chemical wear providing excellent durability
- 2 year limited warranty
Product Attributes
Resistance | 4000 82 |
Ground Electrode Tip Design | Standard |
Ground Electrode Core Material | Nickel |
Electrical Terminal Type | Non-Removable Nut |
Center Electrode Core Material | Copper |
Center Electrode Tip Material | Nickel |
Pre-Gap Size | 0.044 IN |
Ground Electrode Quantity | 1 |
Hex Size | 21 MM |
Seat Type | Tapered |
Reach | 13.716 MM |
Thread Diameter | 18 MM |
Insulator Material | Ceramic |
Resistor Type | Yes |
Ground Electrode Tip Material | Nickel |
Center Electrode Design | Standard |
Center Electrode Projection | Extra-Long Projection |
Washer(s) Included | No |
Grade Type | Regular |
Hex Size | 13/16 IN |
Manufacturer Heat Range | 8 |
Reach | 0.54 IN |
Skirt | No |
Hex Type | Hex |
Indexed | No |
Pre-Gap Size | 1.1176 MM |
Additional Information
Country of Origin (Primary) | CN |
Harmonized Tariff Code (Schedule B) | 8511100000 |
Warranty Time | 2 |
Warranty Time UOM | YR |
Harmonized Tariff Code (HTS) | 8511100000 |
UPC | 00009100051257 |
UNSPSC | 26101732 |
Part Interchanges
AUTOLITE 5125 Cross Reference
We have 20 alternatives for the 5125 by AUTOLITE:
Fits Vehicles
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- Ford E-250 Econoline (1987-1996)
- Ford E-150 Econoline Club Wagon (1987-1996)
- Ford E-150 Econoline (1987-1996)
- Ford Bronco (1987-1992)

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