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Super S Marine Outboard Lower Unit Gear Lube Super S Marine Outboard Lower Unit Gear Lube is a special API Service GL-5 80W-90 marine grade formulation designed to withstand high amounts of water contamination. The marine gear oil you choose will depend on the size of your marine engine.
Dig that out you may have to break it up into pieces to get it out.
Marine lower unit gear oil. Lower unit gear drives are used with boat outboard and stern drive engines and other similar marine applications. The lower unit gear drives transmit power from the marine engine to a propeller. The current trend is to equip boats with more powerful engines and more compact gear drives.
The test was for water emulsifying- will the gear oil keep the water in suspension. All marine drives get some small amount of water contamination so the goal is to keep it from damaging the drive. Well- the marine gear oil did exactly as was claimed- it kept the water in suspension for over a week while the regular gear lube let it settle to the bottom in hours.
I used about 5 oz of water per 8 oz. A lubricant composition for lower unit gear drives in outboard and stern drive engines is disclosed. The lubricant composition comprises.
A a highly sulfurized olefin. B an amine salt of a phosphorus compound. C a high molecular weight PIBSA-PAM dispersant.
And d a copper corrosion inhibitor. CITGO SUPERGARD Marine Plus Lower Unit Gear Lubricant is formulated specifically for the marine industry. It contains the latest generation of proprietary EP additives designed to provide maximum protection against wear rust corrosion and deposits.
It is also guaranteed to protect OEM lower unit warranties. This improved gear lubricant. Brown lower unit oil is a sign of rust and is usually found in a gear case that has been sitting for awhile.
For example in a boat that is put in storage and left for a season or a year or two. If there was any water in the lower unit when it went into storage then the water and gear oil eventually separated. Click image for larger version.
Gear Oil mixed with waterjpg Views. 212202 Here is a picture of various lower unit oils and how they hold water after 24 hours. This is from a Bass and Walleye magazine article a few years ago that tested all the common oils.
Premium Gear Lube 80W-90 - For Outboard lower units below 75hp High Performance Gear Lube SAE 90 - Extends gear life in extreme conditions including high-speed and high-horsepower applications Fuel Care System 1. Quickare Add to every fill-up Maximizes engine performance with all grades of gasoline. Regular gear oil will be fine until your seals allow some minute level of water into the lower unit.
Then your regular gear oil will fail and you will destroy all of the tolerances in your bearings and on the gear teeth faces. Then it will be 1500 RR time. Hypoid 90W Lower Unit Gear Lube for API GL-5 service.
For outboards and stern drives with mechanical shift mechanisms. Will not void manufacturers warranties. The ultimate lubrication for maximum performance and economy.
Lower units contain hypoid gears think ring and pinion like a car differential so they demand extreme pressure additives. The marine gear oil you choose will depend on the size of your marine engine. A small outboard will use a simpler formula than a larger high-performance outboard that has much bigger gears and sees much higher loads.
However milky white or creamy colored oil indicates that water has contaminated the gearcase and gray oil indicates some kind of failure in the gears or a bearing. Consult your mechanic if your lower unit shows any of the above danger signs. The lower unit gear drives transmit power from the marine engine to a propeller.
The current trend is to equip boats with more powerful engines and more compact gear drives. As a result lower unit gear drives are being required to support increased loads. Changing Your Outboard Motor Lower Unit Gear Oil - YouTube.
AMSOIL Synthetic Marine Gear Lube 75W-90. 23 reviews 23 reviews See all customer reviews. Excellent gear and bearing protection even when contaminated with 15 water 1.
Reduced friction and wear. Protection against rust and corrosion. Lenny Rudow explains how to change the lower unit oil on your boats outboard engine.
Outboard boat owners as well as those with stern drives should know h. Unit fill kit. Kits includes two 10 oz.
Tubes of High Viscosity Lower Unit Gear Lube 11-540 and one filler tube for Mercruiser OMC Evinrude Johnson Volvo Force and Gamefisher models. Volvo Penta Prop Nut Wrench 3855876 SKU. Professional tools for marine outboard lower unit teardown and repair.
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I just acquired a 1986 Yamaha Pro V 150. I am going through as much as I can. Simply use the rated standard 90wmarine gear oil and go play.
There is no other way to extend gearcase life other than keep it changed. Super S Marine Outboard Lower Unit Gear Lube Super S Marine Outboard Lower Unit Gear Lube is a special API Service GL-5 80W-90 marine grade formulation designed to withstand high amounts of water contamination. It is fortifi ed with stable EP extreme pressure additives and corrosion inhibitors to protect gears and bearings subject to water.
Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles Includes 38 inch Metal Swivel 8mm and 10mm Adapters to Fit Most Marine Boat Outboard Motors NOT COMPATIBLE WITH VOLVO PENTA 47 out of 5 stars. Gear oil leaking out of the water intakes can only be coming from the gear housing seal below the water pump base. Remove the drive from the boat split the drive.
Remove the water pump and impeller then the base plate. There youll see the seal carrier. Dig that out you may have to break it up into pieces to get it out.