MERCRUISER
1/2″ NPT Water Temperature Sender (approx 21mm thread diameter)
Fits Mercruiser 4 CYL, V6 and V8 engines, using a 1/2″ NPT water temp sender.
Replaces: Mercruiser: 34625, 97258, 97258A1, FI6900152, FI6900198
OMC
Replaces: 0171960, 0306407, 0778412,
CRUSADER
Replaces: Crusader: 700427, R020003
Indmar: 645001
Volvo: 3852059