MERCRUISER 470 CLOSED LOOP COOLING SYSTEM

470 convert to open cooling system. | Boating Forum

The engine was designed to operate with closed cooling. Running open cooling will expose the aluminum block and cast iron head to un-even temperature ...

MERCRUISER 470 CLOSED LOOP COOLING SYSTEM - JustAnswer

1985 4/cylinder mercruiser 470 with a closed loop cooling system heat exchanger. Their is Lake water in the crankcase. The internal cooling section is not ...

Mercruiser 470 3.7lx cooling system explained. - YouTube

Mercruiser 470 3.7lx cooling system explained. 4K views · 8 months ago ...more. Keith's Broken Boats. 261. Subscribe. 76. Share.

Cooling System

Fill fresh water section of closed cooling systems with coolant. See. Chapter Five. Start engine and check for leaks. Removal/Installation. (MerCruiser 470, 485 ...

470 Mercruiser closed cooling system leak | Boat Repair Forum

I have a Mercruiser 470 with a closed cooling system. I went to fill it with anti freeze and it runs right out the exhaust on the out drive.

i have a 1980 470 MERC with CLOSED COOLING SYSTEM ...

1980 Mercruiser 470 freshwater coolant cycle clogged. I boug ... Customer. sterndrive. i just bought it from a friend. it had a new sterndrive ...

Mercruiser Closed Cooling System Flow Diagram - PerfProTech.com

Question: Do the Mercruiser Engines equipped with the Dry Joint Style Exhaust AND Closed Cooling systems circulate antifreeze through the exhaust manifolds?

Mercruiser 6.2 (1f) - Closed Cooling System Basics - YouTube

Comments19. Russell Ivey. There's a company now offering aftermarket closed loop cooling kits for MerCruiser engines, in both raw water exhaust, ...

Mercury 470 165 hp fresh water cooled question - The Hull Truth

It is FWC or a closed cooling system; Mercruiser designed aluminum block with basically a steel Ford 460 head. The voltage regulators ...

1978 mercruiser 470s overheating? - Club Sea Ray

I have a 1978 srv 260 with twin 470s.. both engines run top knotch. My issue is with the cooling system one engine temperature gauge creeps up and up and up ...

Mercruiser Heat Exchangers - Mr. Cool Marine Products

Exact replacements for Mercruiser Heat exchangers and other Mercruiser engine cooling devices are sold by Mr. Cool internationally.

How to Install a Closed Cooling System on a Mercruiser 4.3L

Performance Product Technologies http://www.perfprotech.com is the #1 source where online shoppers turn when looking for Marine Cooling ...

Mercruiser closed circuit cooling - Ausfish

raw water for mercruiser engines? What are the pros and cons for both systems? Is it worth getting a kit fitted to a 6 year old engine (that's ...

Please help MerCruiser 470 overheating raw water and coolent mixing

I know this is a closed cooling system and it takes water from the stern drive and sucks it into the heat exchanger to cool off the engine ...

Marine Closed "Freshwater" Cooling Systems - CP Performance

The circulating water runs in a closed loop through the engine only in a ... Closed Cooling System, Mercruiser - 165 Engine Chevy, Full-System · Closed ...

Mercruiser fresh water cooling kit installation ( no more ... - YouTube

Mercruiser 6.2 (1f) - Closed Cooling System Basics. Moccasin Marine ... 3.7M views · 10:31 · Go to channel · Marine Cooling Systems - The Heat ...

3.7L Cooling System : ebasicpower.com, Marine Engine Parts

3" Heat Exchanger unit for Mercruiser 3.7L 224 cid 4 Cylinder. This item replaces Merc. OEM: 77319. All Heat Exchangers have a $25 Handling Charge.

Mercruiser 470 Coolant Leak - Sterndrives.Com

All of the 470 and 3.7L versions used closed cooling systems. The aluminum circulation pump impellar was located on the front end of the camshaft. This required ...

Difference between Half and Full fresh water cooling kits ... - YouTube

Mercruiser 470 3.7lx cooling system explained. Keith's Broken Boats ... Closed Cooling Installation - Mercruiser 383 Mag Stroker.

Buy Fresh Water Closed Cooling Systems for Mercruiser, OMC and ...

Regular maintenance and servicing of any closed loop cooling system is an effective way of preventing engine damage from overheating, extending the life of your ...