Thermostat Housing & Cover for Mercruiser V6 V8 5.0 5.7 7.4 55131A5

Thermostat Housing Replacement for Mercruiser

• Includes housing and gaskets
• Direct OE Aftermarket Replacement
• Exact Item is Pictured

• Replaces Part Number:
• 55131A5
• 551131T
• 55132A5
• 55132T
• 13550G

• Fits Models:
• Many V6 and V8 Models with Closed Cooling System
• 230 MIE 1981-1986 Serial number 5907058-0B5225505
  
• 230/5.0L MIE 1987-88 Serial number 0B522506-0B788151
  
• 260 MIE 1981-86 Serial Number 5907058-0B522505
  
• 260/5.7L MIE 1987-93 Serial number 0B522506-0F024999
  
• 5.7L MIE 1994-95 Serial number 0F025000-0F622099
  
• 5.7L MIE 1996-97 Serial number 0F622100-0K999999
  
• 330 GM MCM/MIE 1977-87 Serial number 4623115-0B816540
  
• 340/7.4L MIE 1981-92 Serial number 5889914-0D715493
  
• 7.4L MIE 1989-94 Serial number 0C391564-0D715493
  
• 7.4L MIE 1989-94 Serial number 0C391564-0D715493
  
• 7.4L MIE 1989-94 Serial number 0C391564-0F349999
  
• 7.4L MIE 1994-96 Serial number 0D715494-0F820141
  
• 7.4L MIE 1996-97 Serial number 0F820142-0K999999
  
• 8.2L MIE 1990-92 Serial number 0C878221-0D857199
  
• 8.2L MIE 1993-96 Serial number 0D857200-0F819619