Gap
| Spark Plug Type  | Spark plug gap | 
| NGK  BPR6ES   | .028 - .031 Inch (in) | 
| NIPPON DENSO  W20EPR  | .028 - .031 Inch (in) | 
| CHAMPION  RN9YC  | .028 - .031 Inch (in) | 
| Spark Plug Type  | Spark plug gap | 
| NGK  BPR6ES   | .028 - .031 Inch (in) | 
| NIPPON DENSO  W20EPR  | .028 - .031 Inch (in) | 
| CHAMPION  RN9YC  | .028 - .031 Inch (in) |