What thermostat temp in my 98 5.8 pro boss

ChickahominyNautique

Join Date: Apr 2012

Posts: 5

City & State:
Richmond, VA

Current Boats:
1983 Ski Nautique 1998 Air Nautique
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#1

What thermostat temp in my 98 5.8 pro boss

05-06-2012, 12:14 PM

What temperture thermostat should I be running in my 98 5.8 pro boss?
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74green

Join Date: Nov 2009

Posts: 281

City & State:
Canyon Lake, Texas

Current Boats:
2001 Air Nautique
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#2

05-06-2012, 10:21 PM

my '01 5.8 pro boss runs 160 F

Current: 2001 Air Nautique GT-40
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ChickahominyNautique

Join Date: Apr 2012

Posts: 5

City & State:
Richmond, VA

Current Boats:
1983 Ski Nautique 1998 Air Nautique
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#3

05-06-2012, 11:19 PM

Thanks, 74green.
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TRBenj

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Join Date: May 2005

Posts: 1681

City & State:
NWCT
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#4

05-07-2012, 08:14 AM

If EFI, use the 160 stat.

If carb'd, use the 143 stat.

PCM made Pro Boss's of both flavors.

1990 Ski Nautique
NWCT
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