| WR10FY | Ignition / Spark Plugs | 38 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
| WR10LC | Ignition / Spark Plugs | 19 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs |
| WR10LCV | Ignition / Spark Plugs | 26 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs |
| WR11E0 | Ignition / Spark Plugs | 16 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·23 OEM xrefs |
| WR11EO | Ignition / Spark Plugs | 15 xrefs from AUTOLITE, BOSCH +4 more6 mfgs·10 OEM xrefs |
| WR12EC | Ignition / Spark Plugs | 16 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·23 OEM xrefs |
| WR2CC | Ignition / Spark Plugs | 3 xrefs from DENSO, NGK2 mfgs |
| WR3CC | Ignition / Spark Plugs | 20 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·3 OEM xrefs |
| WR3CP | Ignition / Spark Plugs | 21 xrefs from AUTOLITE, BOSCH +4 more6 mfgs |
| WR3CS | Ignition / Spark Plugs | 21 xrefs from AUTOLITE, BOSCH +4 more6 mfgs |
| WR3CTC | Ignition / Spark Plugs | 8 xrefs from DENSO, MOTORCRAFT +1 more3 mfgs |
| WR4AC | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·2 OEM xrefs |
| WR4CC | Ignition / Spark Plugs | 20 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·3 OEM xrefs |
| WR4CP | Ignition / Spark Plugs | 18 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
| WR4DP0 | Ignition / Spark Plugs | 28 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR5A | Ignition / Spark Plugs | 24 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR5AC | Ignition / Spark Plugs | 24 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR5AP | Ignition / Spark Plugs | 24 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR5BC+ | Ignition / Spark Plugs | 17 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·3 OEM xrefs |
| WR5CC | Ignition / Spark Plugs | 25 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR5D | Ignition / Spark Plugs | 28 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR5DC | Ignition / Spark Plugs | 28 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR5DP | Ignition / Spark Plugs | 28 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR5DS | Ignition / Spark Plugs | 16 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·1 OEM xrefs |
| WR6BC | Ignition / Spark Plugs | 32 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR6D | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs |
| WR6DC | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs |
| WR6DCX | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs |
| WR6DP | Ignition / Spark Plugs | 38 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·2 OEM xrefs |
| WR6DP0 | Ignition / Spark Plugs | 23 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·1 OEM xrefs |
| WR6DPX | Ignition / Spark Plugs | 6 xrefs from BOSCH, DENSO +1 more3 mfgs·2 OEM xrefs |
| WR6DS | Ignition / Spark Plugs | 38 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·2 OEM xrefs |
| WR7A | Ignition / Spark Plugs | 26 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·2 OEM xrefs |
| WR7AC+ | Ignition / Spark Plugs | 37 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR7BC | Ignition / Spark Plugs | 32 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR7BP | Ignition / Spark Plugs | 32 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| WR7C | Ignition / Spark Plugs | 40 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
| WR7CC | Ignition / Spark Plugs | 40 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
| WR7CCX | Ignition / Spark Plugs | 4 xrefs from BOSCH, DENSO +1 more3 mfgs |
| WR7CP | Ignition / Spark Plugs | 40 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
| WR7CPX | Ignition / Spark Plugs | 4 xrefs from BOSCH, DENSO +1 more3 mfgs |
| WR7D | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs |
| WR7DC | Ignition / Spark Plugs | 17 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs |
| WR7DCX | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| WR7DDC4 | Ignition / Spark Plugs | 54 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| WR7DP | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| WR7DPX | Ignition / Spark Plugs | 6 xrefs from BOSCH, DENSO +1 more3 mfgs·2 OEM xrefs |
| WR7DS | Ignition / Spark Plugs | 38 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·2 OEM xrefs |
| WR7EC | Ignition / Spark Plugs | 58 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·3 OEM xrefs |
| WR7F | Ignition / Spark Plugs | 27 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs |
