GM Big Block Oil Pan Gasket Set | Sierra 18-0348
For GM 454 and 502 cu. in. marine engines with 4 piece oil pan gaskets.
- For GM 7.4L 454 CID and 8.2L 502 CID marine engines
- Seals between the oil pan and the block
- Replaces OMC 3931593 and 508871
- Replaces Mercury 27-52550
- Replaces Crusader 22048, RM0132
- Replaces Pleasurecraft Marine RM0132
- Replaces Mallory 9-61501
