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$300
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Autolite 66 Copper Spark Plug
Enjoy peak engine efficiency and dependable starting with the Autolite Copper Resistor Spark Plug. Engineered with a pure copper core, this spark plug is celebrated for its superior thermal conductivity, leading to outstanding heat dissipation. This feature helps avoid pre-ignition and ensures your engine runs smoothly. The Autolite 66 also includes a strategically designed resistor to eliminate electromagnetic interference (EMI), which might otherwise affect your vehicle's sensitive electronics. Reducing EMI, it protects the engine computer and various electronic systems from any interference, maintaining your vehicle's performance and preventing technical issues.
| Resistance | 4000 82 |
| Ground Electrode Tip Design | Standard |
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Removable Nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Nickel |
| Pre-Gap Size | 0.8636 MM |
| Ground Electrode Quantity | 1 |
| Hex Size | 21 MM |
| Seat Type | Flat |
| Reach | 0.75 IN |
| Thread Diameter | 14 MM |
| Insulator Material | Ceramic |
| Resistor Type | Yes |
| Ground Electrode Tip Material | Nickel |
| Center Electrode Design | Standard |
| Center Electrode Projection | Mid Projection |
| Washer(s) Included | Yes |
| Grade Type | Regular |
| Pre-Gap Size | 0.034 IN |
| Hex Size | 13/16 IN |
| Manufacturer Heat Range | 8 |
| Skirt | Yes |
| Hex Type | Hex |
| Indexed | No |
| Reach | 19.049999999999997 MM |
| Resistance (Ohm) | 4000 |
| Hex Size (Inch) | 13/16 |
| Reach (Millimeter) | 19 |
| Pre-Gap Size (Millimeter) | 0.9 |
| Thread Diameter (Millimeter) | 14 |
| Thread Type Standard | Metric |
| Reach | 19 MM |
| Thread Size | M14 - 1.25 |
| Washer Type | Flat |
| Thread Diameter | 14 MM |
| Country of Origin (Primary) | MX |
| Harmonized Tariff Code (Schedule B) | 8511100000 |
| Warranty Time | 2 |
| Warranty Time UOM | YR |
| Harmonized Tariff Code (HTS) | 8511100000 |
| UPC | 00009100000668 |
| UNSPSC | 26101732 |
| Brand | Part Number |
|---|---|
| AC-DELCO | 45NS, 45XLS, 46XLS, C45NS, R45NS, R45XLS, R46XLS |
| ACCEL | 117, 196 |
| ACDelco | 45NS, 45XLS, 46XLS, C45NS, R45NS, R46XLS |
| ATLAS | C93R |
| Atlas Spark Plugs | C93R |
| BERU | 14-9 DTU, 14-9 DU, 14-9 DUO |
| BOSCH | 7511, 7512, 7513, 7607, 7911, 7913, W10D, W10DC, W125T30, W125TR30, W95T30, W9D, W9DC, W9DC0, WR9DC, WR9DCO, WR9DCX |
| Bosch | 7914, WR9DC+, WR9DC , WR9DCX+, WR9DS, WR9LS |
| CHAMPION | 2405, 405, 421, 4405, 8405, 86, N13Y, N14Y, N16Y, N16YC, N18, RN14Y, RN14YC, RN16Y, XN14Y, XN16Y |
| Champion Spark Plug | 86, 405S, 8405, RN14YC |
| Chrysler | 8129820, 8129836, 82300317 |
| DELPHI | 22741 |
| DENSO | 3012, 3013, 3014, 6005, 6044, 6046, W14EXR-U, W14EXR-U11, W14EXRU-11, W14EX-U11, W9EP, W9EXR-U, W9EX-U |
| DENSO Auto Parts | 3012, W14EX-U, W14EX-U11, W14EXR-U, W14EXR-U11, W9EP, W9EX-U, W9EXR-U |
| E3 | FF-22 |
| E3 SPARK PLUGS | E322 |
| Ford | 8U2J12405AFA |
| General Motors | 05613878, 19302731, 5613878, 5613958 |
| MIGHTY | GR52 |
| MOPAR | SP00RN14YC |
| MOTORCRAFT | 423, AG52, AG52C, AG82, AGR52, AGR52A, AGR82, AGS52C, SP-423 |
| Motorcraft | SP423, SP423A |
| NAPA | X562 |
| NGK | 1196, 2015, 2264, 3013, BPR2ES, BPR2ES S25, BPR2ES SOLID |
| NGK SPARK PLUGS | BPR2ES, BPR2ES BLYB, BPR2ES S25, BPR2ES SOLID S25, 2264, 6770, 97128, 1196, 2015, BPR2ES SOLID |
| Onan | 167-0275, 1670275 |
| PRECISION TUNE | P4GR52 |
| PRESTOLITE | 14G52, 14G82, 14GR52 |
| SPLITFIRE | CC006F |
| Splitfire - Archived | CC006F |
| TORCH | F5RTC, F5TC |
| VALLEY FORGE | 35, 35R |
| WESTERN AUTO | 64-1274-6, 64-1903-0, 64-1904-8 |
| Yale And Towne | 517450800 |
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