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Seawater Pump Base (1970-1983) replaces MerCruiser part # 46-57234T1
Screw (1”) replaces MerCruiser part # 10-66686
Used with Distributor Assembly – Thunderbolt IV & V
BEARING-.001 Mercruiser 23-11993
BRG-SET OF 6/STD Mercruiser 23-11992001
SPACER Mercruiser 23-11289
SPACER Mercruiser 23-113841
Supersedes 23-11384
SPACER (Priced Each. Must be sold in quantities of 5) Mercruiser 23-1128345
SPACER (Priced Each. Must be sold in quantities of 5) Mercruiser 23-1128356
SPACER (Priced Each. Must be sold in quantities of 5) Mercruiser 23-11284
INSULATOR Mercruiser 85-8231161