Which part did you mean?
Sometimes different manufacturers use similar part numbers.
Which one of those listed below did you mean?| Crusader (31003) CRU31003 - NLA-CYLINDER HEAD 502 |
| Pleasurecraft Marine PCM (31003) PCM31003 - NLA-CYLINDER HEAD 502 NLA |
| Mercury Marine (31003) HANDLE,NLA 31003 |