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7.4 mercruiser winterizing
- crquisto
- Scurvy Dog
- Posts: 46
- Joined: September 17th, 2014, 12:50 pm
- Vessel Info: 2000 Carver 406 Aft Cabin, twin 7.4 gas Mercruisers - Flyboy II
- Location: Possum Town, TN
- Has thanked: 2 times
- Been thanked: 1 time
7.4 mercruiser winterizing
- feeez
- Commander
- Posts: 421
- Joined: May 14th, 2014, 6:32 am
- Vessel Info: 2001 350 Mariner
- Location: Beacon Bay Penetanguishine Ontario
- Has thanked: 52 times
- Been thanked: 65 times
Re: 7.4 mercruiser winterizing
crquisto wrote:Does anyone know how many gallons of antifreeze it takes to winterize each engine's seawater side from the thru-hull to the exhaust on my 2000 405 with 7.4 Mercruisers?
If I understand this correctly you keep feeding it until the antifreeze comes out the exhaust. My 350 MPI's take around 4 gallons before the pink comes out. It will be more if one of your engines routes water to your water heater while underway.
- Lyndon670
- Admiral
- Posts: 657
- Joined: July 29th, 2013, 11:35 pm
- Vessel Info: 2000 Carver 506
Volvo TAMD74EDC - Location: Georgian Bay
- Has thanked: 124 times
- Been thanked: 140 times
Re: 7.4 mercruiser winterizing
2000 Carver 506
FOXY JOE
Volvo 7.4TAMD
Queens Cove Marina
Georgian Bay, Ontario
- crquisto
- Scurvy Dog
- Posts: 46
- Joined: September 17th, 2014, 12:50 pm
- Vessel Info: 2000 Carver 406 Aft Cabin, twin 7.4 gas Mercruisers - Flyboy II
- Location: Possum Town, TN
- Has thanked: 2 times
- Been thanked: 1 time
Re: 7.4 mercruiser winterizing
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