| QL87YC | Ignition / Spark Plugs | 32 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·5 OEM xrefs |
| QN2 | Ignition / Spark Plugs | 20 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·3 OEM xrefs |
| QN2C | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| QN2G | Ignition / Spark Plugs | 21 xrefs from AUTOLITE, BOSCH +4 more6 mfgs |
| QN3 | Ignition / Spark Plugs | 20 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·3 OEM xrefs |
| QN3C | Ignition / Spark Plugs | 20 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·3 OEM xrefs |
| QN84 | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| QN86 | Ignition / Spark Plugs | 4 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| R10 | Ignition / Spark Plugs | 6 xrefs from DENSO, NGK2 mfgs |
| R662 | Ignition / Spark Plugs | 5 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| R6G | Ignition / Spark Plugs | 13 xrefs from AUTOLITE, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| R8 | Ignition / Spark Plugs | 2 xrefs from DENSO1 mfg·3 OEM xrefs |
| R868S | Ignition / Spark Plugs | 16 xrefs from AUTOLITE, BOSCH +3 more5 mfgs·23 OEM xrefs |
| R8812 | Ignition / Spark Plugs | 13 xrefs from BOSCH, CHAMPION +2 more4 mfgs·4 OEM xrefs |
| RA10HC | Ignition / Spark Plugs | 10 xrefs from BOSCH, CHAMPION +2 more4 mfgs·2 OEM xrefs |
| RA2HC | Ignition / Spark Plugs | 4 xrefs from CHAMPION, DENSO +1 more3 mfgs·1 OEM xrefs |
| RA4HC | Ignition / Spark Plugs | 6 xrefs from CHAMPION, NGK2 mfgs |
| RA4HCX | Ignition / Spark Plugs | 8 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| RA4PHP | Ignition / Spark Plugs | 2 xrefs from CHAMPION, NGK2 mfgs |
| RA59GC | Ignition / Spark Plugs | 10 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| RA59PP | Ignition / Spark Plugs | 8 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| RA6 | Ignition / Spark Plugs | 3 xrefs from AUTOLITE, CHAMPION +1 more3 mfgs·1 OEM xrefs |
| RA6HC | Ignition / Spark Plugs | 6 xrefs from CHAMPION, NGK2 mfgs |
| RA6Y | Ignition / Spark Plugs | 5 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RA6YC | Ignition / Spark Plugs | 5 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RA8GHC | Ignition / Spark Plugs | 10 xrefs from BOSCH, CHAMPION +2 more4 mfgs·2 OEM xrefs |
| RA8HC | Ignition / Spark Plugs | 13 xrefs from BOSCH, CHAMPION +2 more4 mfgs·4 OEM xrefs |
| RA8PHP | Ignition / Spark Plugs | 4 xrefs from CHAMPION, DENSO +1 more3 mfgs |
| RA8WHP | Ignition / Spark Plugs | 10 xrefs from BOSCH, CHAMPION +2 more4 mfgs·4 OEM xrefs |
| RA8Y | Ignition / Spark Plugs | 8 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RA8YC | Ignition / Spark Plugs | 8 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RAX92C | Ignition / Spark Plugs | 6 xrefs from BOSCH, DENSO +1 more3 mfgs |
| RAX92DC | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| RAX92YC | Ignition / Spark Plugs | 5 xrefs from AUTOLITE, CHAMPION +2 more4 mfgs |
| RAX94C | Ignition / Spark Plugs | 3 xrefs from AUTOLITE, CHAMPION +1 more3 mfgs·1 OEM xrefs |
| RAX94YC | Ignition / Spark Plugs | 5 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RAX96C | Ignition / Spark Plugs | 2 xrefs from BOSCH, NGK2 mfgs |
| RAX96YC | Ignition / Spark Plugs | 8 xrefs from BOSCH, CHAMPION +2 more4 mfgs·1 OEM xrefs |
| RBL8 | Ignition / Spark Plugs | 21 xrefs from ACDELCO, AUTOLITE +4 more6 mfgs·1 OEM xrefs |
| RBL9Y | Ignition / Spark Plugs | 36 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·1 OEM xrefs |
| RBN9Y | Ignition / Spark Plugs | 52 xrefs from ACDELCO, AUTOLITE +5 more7 mfgs·2 OEM xrefs |
| RC10DMC | Ignition / Spark Plugs | 10 xrefs from ACDELCO, BOSCH +3 more5 mfgs |
| RC10ECC | Ignition / Spark Plugs | 5 xrefs from CHAMPION, NGK2 mfgs |
| RC10MCC | Ignition / Spark Plugs | 2 xrefs from ACDELCO, NGK2 mfgs |
| RC10PEC | Ignition / Spark Plugs | 11 xrefs from ACDELCO, AUTOLITE +3 more5 mfgs·1 OEM xrefs |
| RC10PYP4 | Ignition / Spark Plugs | 13 xrefs from AUTOLITE, CHAMPION +3 more5 mfgs |
| RC10PYP4B4 | Ignition / Spark Plugs | 1 xrefs from NGK1 mfg |
| RC10PYPB4 | Ignition / Spark Plugs | 13 xrefs from AUTOLITE, CHAMPION +3 more5 mfgs |
| RC10VTYC4 | Ignition / Spark Plugs | 3 xrefs from DENSO, NGK2 mfgs·1 OEM xrefs |
| RC10WYPB5 | Ignition / Spark Plugs | 5 xrefs from BOSCH, CHAMPION +2 more4 mfgs |
