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Sep
The Marine oil will blend turn milky and stay milky with any water that might enter your outdrive and still offer you protection. Unit Gear Ratio Tool Position 1471 1621 1811 1941.
Tooth count is 13-21.
Alpha one lower unit oil. You will need. Large Slotted Screwdriver Oil Drain Pan 1 to 2 Quarts of the proper Drive Lube The Alpha One can use either Mercruiser Premium or Mercruiser High Performance Gearlube. A Drive Lube Pump part 91-802891K2 New Drain Plug Gaskets part 12-19183–3 Clean Rags The lube is easier and faster to drain if its warmed up.
The lower unit gear case oil on the Mercruiser Alpha One outdrive serves a very important function. Proper oil level and quality insures that the lower end transmission gears and shafts have enough lubrication to spin freely and smoothly with no friction. Lower unit gear case oil also provides a.
Changing Mercruiser Alpha One Bravo lower Unit. How To Change Gear Oil. There is a big difference.
The Marine oil will blend turn milky and stay milky with any water that might enter your outdrive and still offer you protection. Automotive gear oil doesnt have the additives to blend with the water and you will have a layer of oil and a layer of water sitting in your drive which 1 will not lubricate gears sufficiently. Re tapping the oil thread.
Tools that you may be required. Fill oil to dip stick mark. Need tech photos and drawings please see the I need help drawings.
Mercruiser Alpha one lower gearcase repair video. Shows how to remove and fill oil. Oil fill screw repair and tools required for.
I thiught the capacity of the alpja 1 lower unit was 28 oz. I sqeezed all I could from a quart and it still wasnt coming out the vent hole. How much does it take.
The Alpha is the best outdrive in its power bracket period. And Im pretty sure that they improved it with the Gen 2 in many respects though I cant remember the details. In fact I likeknow much better the Bravo but that only makes sense for big blocks.
Back to your original question the weight of gear oil is 75W-90. Losing oil from my alpha 1 outdrive. I have a 1999 Hurricane Deck boat with a 305 and Mercruiser Alpha 1 outdrive.
It has a lower unit oil reservoir with alarm mounted on the front of the engine and over this last summer I had to fill the reservoir as it was nearly dry. I was watching it and noticed it is slowly losing oil tho I cant find from. I have a 2000 mercruser 50L with an alpha 1 GenII outdriveIt has a lower drive unit oil reservior at the top front of the engine with a hose that leads to.
Older and newer R and Alpha drives can use Mercury Marines Premium Blend Lower Unit Oil but they now say its better to use the green looking stuff called High Performance Blend. All the Bravo drives HAVE to use the High Performance Blend or they will experience clutch problems. The newer Generation 2 Alphas also use the High Performance.
To change the lower unit oil in your alpha one first lower the drive. Youll want a drip pan under the unit. Remove the drain plug on the bullet see photo below.
Next remove the side vent plug. See picture below Now the oil will drain into your drip pan. Allow that to drain for about 15 minutes.
Alpha one sterndrive lower also. If an oil leak in the alpha one sterndrive lower unit is what caused your upper gears to fail it will happen again with the new upper. The upper gears are the first to fail when you have an oil leak in your alpha one drive.
A sure sign of lack of. MERCRUISER ALPHA ONE LOWER UNIT GEARCASE SEAL KIT GLM Part Number. GLM 47 out of 5 stars 35 ratings.
Oil Drain Pan 1 to 2 Quarts of the proper Drive Lube The Alpha One can use either Mercruiser Premium or Mercruiser High Performance Gearlube. Lower unit gear case oil also provides a cooling effect so the components do not overheat. 93 CROWNLINE W 57 ALPHA 1 MERCRUISER - Im getting water into the lower unit oil and not sure where to begin.
4 US qt 38 L MCM 140. 5 US qt 47 L MCM 470165170 37L. Performance Product Technologies is your one stop shop for Mercruiser Sterndrives Gear Lube Capacities and other Marine Parts Technical Articles.
The link below will take you directly the the capacity chart that lists out the Mercruiser engine oil capacities for the individual Marine Engines products. Select this link to go directly to the chart for Mercruiser Engine Oil Capcities. Alpha 1 Gear Lube use problem.
I assume by the year that you have an Alpha 1 Gen 2 drive. Follow the hose from the gear lube reservoir back to the transom. There is a fitting that comes through the transom that the hose is attached to.
Replaces R MR Alpha One lowers from 1972-1990. Tooth count is 13-21. Up to 300 HP.
To replace Counter Rotation units only. Item is subject to a 20 restocking fee Boat Covers Bimini Tops Outdrives Drop Ship Items and Special Order Parts. Year Serial Number and Horsepower are required to order.
Eman New Member. Just puchased a 2000 bayliner with the merc 43 w Alpha One leg. After running the boat for a few weekends I noticed that the gear oil was leaking out of a small drain hole on the lower unit housing on the opposite side of the drain plug slow leak.
I removed the lower unit to check the seals in the shift shaft and to replace. 2 - 0 Alpha One Generation II Sterndrive 90-806534970 1096 Table of Contents Page. Raise or lower the engine as necessary until align-ment tool moves freely.
71463 a a c a - Alignment Tool b - Gimbal Bearing. Unit Gear Ratio Tool Position 1471 1621 1811 1941. 303-355-3355 OEM Parts Accessories Propellers Engines Sterndrives Lower Units Boats Retail Locations Contact Us Tech Support Help Order Status My Account en English.