18-4226 Sierra C-Drain Plug Mercruiser Manufacturer: Sierra Part Number: 18-4226 Cross References: SIE 4226, 18-4226, 0418-4226, 04184226, SIE18-4226 Replaces: Mercruiser 22-806608A02, Mercury 8M0119211, Mallory 9-41203 (verify fitment using your model or serial number)
