1989 4.3l thermostat

K

klownin100

Recruit
Joined
Mar 13, 2011
Messages
3
i have a 1989 searay 180 with a 4.3l 262ci 175hp mercruiser engine with alpha one drive looking to see if anyone knows which thermostat goes in it a sierra part number would be great thanks
 
90stingray

90stingray

Lieutenant Junior Grade
Joined
Oct 26, 2010
Messages
1,162
Re: 1989 4.3l thermostat

I put a 143* thermostat kit in mine. Don't have the part number on hand but local shop or online you should be able to find what you need.
 
M

Mohawkmtrs

Chief Petty Officer
Joined
Jan 13, 2010
Messages
567
Re: 1989 4.3l thermostat

Sierra Book lists 2 types:

Engine Ser.# B527955 and up: T-Stat 18-3551, T-Stat Kit 18-3668

Engine Ser.# F001220 and up: T-Stat 18-3649, T-Stat Kit 18-3648
 
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