O.S. Nipple #18 21XZ-M Inboard MarineTower Stock# OSMG6985 • Manufacturer Stock# 23754721
Quantity Discounts Available
Notes from our tech department:
and the 21XZ-M 3.5cc Marine Engines.
Used for cylinder head cooling on the 21XZ-M and cooling line on the
#18 Nipple with Washer
Threading into cylinder head or outboard unit