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MerCruiser 4.3L V6 Cooling System
 
Electrical System Exhaust System Cooling System
  
Engine & Fuel System
 

MerCruiser 4.3L V6 Cooling System

See reference picture below!

Reference Number

see reference picture below

Type OE# Part# cart.gif (2032 bytes)
1 Gasket 25-41812 63812

2 Thermostat 140degree 807252T 1 64252-1

3 Cork gasket 27-47510 63510

4 Base gasket 27-53045 1 63045

5 Top gasket 27-331799 2 63179

6 Sleeve 23-806922 806922

7 O-ring 25-30224 63224

8 Thermostat 160 degree 807252T 2 64252-2

9 Temp Sender 805218T 63752

10 Temp Sender, 3/8" NPT 97257A1 64257

11 Circ Pump, includes gaskets 850399 1 64399

12 Pump Gasket 27-34897 69897

not shown below V-belt 46" use with w/ 7" pulley 57-48120A1 18-15460

not shown below V-belt 44" use with 5 1/2" pulley 57-49213A 1 18-15470

not shown below Power steering V-belt, use w/5-1/2" pulley 57-37619T 18-15520

not shown below Thermostat Kit, 140 degree 807252K 1 64252k1

not shown below Thermostat Kit, 160 degree 807252K 2 64252k2

mercury cooling I / O