Autolite 4275 - Copper Non-Resistor Spark Plug
$294
MSRP: $4.57
Save: $1.63
In stock
limited availability at this price!
Pay over 3-12 months with 
. Learn more
. Learn more
AUTOLITE part description
Product Description
Autolite 4275 Copper Non-Resistor Spark Plug
Features & Benefits
- One-Piece terminal stud provides a reliable high voltage electrical connection
- High alumina multi-rib insulator helps prevent flash-over which can lead to misfires
- Heat-fused glass composite resistor center seal provides high performance EMI noise suppression and a 100 percent leak-proof seal
- Solid copper core center electrode provides optimal thermal and electrical conductivity for better performance in all driving conditions
- High nickel alloy side electrode resists electrical and chemical wear providing excellent durability
- 2 year limited warranty
Product Attributes
| Resistance | 1 82 |
| Ground Electrode Tip Design | Tapered |
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Removable Nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Nickel |
| Pre-Gap Size | 0.9 MM |
| Ground Electrode Quantity | 1 |
| Hex Size | 21 MM |
| Seat Type | Flat |
| Reach | 9.5 MM |
| Thread Diameter | 14 MM |
| Insulator Material | Ceramic |
| Resistor Type | No |
| Ground Electrode Tip Material | Nickel |
| 9608 | Standard |
| 9805 | Mid Projection |
Additional Information
| Country of Origin (Primary) | CN |
| Harmonized Tariff Code (Schedule B) | 8511100000 |
| Warranty Time | 24 |
| Warranty Time UOM | MO |
| UPC | 00009100255396 |
| UNSPSC | 26101732 |
Part Interchanges
AUTOLITE 4275 Cross Reference
We have 23 alternatives for the 4275 by AUTOLITE:
Fits Vehicles
- Harley Davidson FXE Super Glide (1974)
- Harley Davidson FX Super Glide (1971-1974)
- Harley Davidson FLH Electra Glide (1970-1974)
- Harley Davidson FLFB (1965-1969)
- Harley Davidson FLHB (1965-1969)
- Harley Davidson FLHFB (1965-1969)
- Harley Davidson FLF (1953-1964)
- Harley Davidson FLHF (1955-1964, 1970-1972)
- Harley Davidson FL (1947-1964)
California Proposition 65 Warning
California Proposition 65 Warning
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov. (Read more)
Don't know your part number?
Take a photo and we'll identify it!
