Champion 66CC Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the Champion 66CC.
The Champion 66CC is a copper electrode spark plug. These specifications are decoded from the Champion part number and determine which plugs it safely cross-references to — a valid equivalent must match the thread, reach, seat and heat range.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Bosch | HR10BCZ | Copper | Buy |
| Bosch | WR10FCY | Copper | Buy |
| Bosch | WR10FCZ | Copper | Buy |
| Bosch | WR10FY | Copper | Buy |
| Motorcraft | ASF52C-7 | — | Buy |
| Accel | 198 | — | Buy |
| ACDelco | R44SX | — | Buy |
| ACDelco | R45SX | — | Buy |
| ACDelco | R45TS8 | — | Buy |
| ACDelco | R46S | — | Buy |
| ACDelco | R46SX | — | Buy |
| ACDelco | R46SZ | — | Buy |
| ACDelco | R47SX | — | Buy |
| Autolite | 3547 | Copper | Buy |
| Autolite | 3647 | Copper | Buy |
| Autolite | 565 | Copper | Buy |
| Autolite | 566 | Copper | Buy |
| Autolite | 567 | Copper | Buy |
| Autolite | 847 | Copper | Buy |
| Autolite | 966 | Copper | Buy |
| Autolite | AP847 | Platinum | Buy |
| Bosch | 4022 | — | Buy |
| Bosch | 4023 | — | Buy |
| Bosch | 4122 | — | Buy |
| Bosch | 4123 | — | Buy |
| Bosch | 4222 | — | Buy |
| Bosch | 4223 | — | Buy |
| Bosch | 7517 | — | Buy |
| Bosch | 7520 | — | Buy |
| Bosch | 7521 | — | Buy |
| Bosch | W10FCY | Copper | Buy |
| Bosch | W95TR6X | Copper | Buy |
| Bosch | WR10FCV | Copper | Buy |
| Bosch | WR11F | Copper | Buy |
| Bosch | WR9FCY | Copper | Buy |
| Bosch | WR9FCZ | Copper | Buy |
| Bosch | WR9FP4 | Platinum | Buy |
| Bosch | WR9FPY | Platinum | Buy |
| Bosch | WR9FPY4 | Platinum | Buy |
| Bosch | WR9FPZ | Platinum | Buy |
Showing the 40 closest cross-references of 97 total interchangeable part numbers for this plug.
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