How to service my prop on alpha one gen 1

When the prop blades become worn or damaged they can be replaced while keeping the same hub piece. There are 2 versions of the Alpha 1.

To do that turn the propeller counter clockwise while at the same time turning the shift shift rod in the front of the lower unit clockwise.

How to service my prop on alpha one gen 1. Servicing the Propeller Shaft. At least once each season and anytime you suspect that the propeller may have run across a fishing line remove the propeller and inspect the shaft. Bend the tabs on the locking tab washer to allow removal of the propeller nut.

Once its off the propeller and other parts will slide off. These will fail quickly if the drive runs low on gearlube. With the drive off turn the input shaft clockwise while standing in front of the drive.

You should be able to feel if there are any problems. If it is locked up tight then you will need to separate the drive to isolate the problem. Lock the lower unit into foward gear.

To do that turn the propeller counter clockwise while at the same time turning the shift shift rod in the front of the lower unit clockwise. Just grab it with some pliers and turn it clockwise When the propeller locks CCW it is in forward gear. 3 Current prop diameter and pitch required.

4 Wide open throttle RPM and speed with an average load very helpful. 5 Enginedrive make model year and HP. 1991 Merc 57 Alpha One Gen Ihp is 260 but I believe it was rated at flywheel in that year.

Scribe or use a waterproof felt tip pen a mark on the end of the prop shaft and put a corresponding mark on the prop. Go for a spin until it slips then check your marks. If they no longer line up it confirms that the prop hub is slipping and you can spend your 32 knowing that it wont be wasted.

Also if you look on the Bayliner website and find the parts manual for your boat it will usually have the different enginedrive pkgs along with standard prop. Again risky because you should prop for your typical load and conditions not the general one. My advice is do a Stevens says.

The Alpha Gen II upper and lower housings are fastened together with two through bolts on either side of the drive along with the front and rear bolts. Alpha One drives on the other hand use one stud visible on either side. Alpha Ones have two studs under the ventilation plate just above the prop.

Alpha Gen II drives do NOT have two studs with nuts above the prop. I replaced the gimbal bearing in my 2004 alpha 1 gen following all procedures. I cannot get to drive unit any closer than about 1 inch to the bell housing.

The drive unit will fall out of forward. 3 Simple Ways To Identify Your Alpha Outdrive Gen 1 vs Gen 2 By nick June 17 2019. SE116 Alpha 1 Gen 2 Prop Shaft End Play.

Hi I just recieved my SE116 lower unit. I was looking through my Mercruiser shop manual and it suggested checking the prop shaft end play. It said it should be between 001 - 050.

I measured the end play on my OEM lower unit and it was 035. I measured the end play on the new SE116 lower unit and it was. 90-806534970 1096 Alpha One Generation II Sterndrive 2 - 1 Installation Specifications Torque Specifications NOTE.

Securely tighten all fasteners not listed below. Nm Exhaust Pipe to Gimbal Housing Screws 23 31 Propeller Nut 1 55 75 Steering Cable Coupler Nut Tighten Nut Until It Bottoms Out Against Flat Washer then Loosen 12. 30 items The removable hub easily slips into the outer piece allowing you to have multiple props for different applications at a lower price.

When the prop blades become worn or damaged they can be replaced while keeping the same hub piece. 2-piece propellers perform the same as. Apollo Mercruiser Alpha One 3 Blade Stainless Propellers.

The Michigan Wheel Apollo is a highly polished ultimate performance stainless steel propeller. The standard 3-Blade Apollo propeller can be utilized on typical sterndrive applications. The Apollo propeller is designed to use Michigan Wheels XHS exchangeable hub system or Merucurys.

1The travel of the shifter should be from 1000 to 1200 looking down 1200 being straight ahead. 2 Roughly speaking the shifting should be center of boat forward or 1200 1100 neutral 1000 reverse. 3 The shift box in the boat should still be in forward.

4 As you rotate the shifter clockwise turn the prop counter clock wise until it. The efficient hydrodynamic profile produces very little drag which means better boat performance and fuel economy. Designed for boats capable of up to 65 mph and gas engines delivering up to 300hp.

There are 2 versions of the Alpha 1. Generation 1 thru 1990 and Generation 2. If you turn the prop clockwise at all the shifter foot will turn away from straight forward put it back Forward and reinstall the LU taking great care to NOT turn the prop CW.

Once the bolts are in move the control to Neutral and spin the prop it should turn freely bother directions. Try Reverse it should lock CW and ratchet CCW. 199 CAD Add to cart.

Mercruiser alpha one propeller 3 blades 148D 17P right rotation. 199 CAD Add to cart. Mercruiser alpha one propeller 3 blades 145D 19P left rotation.

199 CAD Add to cart. Mercruiser alpha one propeller 3. If its coming from behind the gimbal housing then no its not normal.

Up there is a hose which carries the water under pump pressure across to the transom shield and then onto the motor. You should only see water running out from the prop and most of it will be running from the two bypass ports low down each side of the shield. Aluminum and Stainless Steel Propellers for Mercury Mercruiser Sterndrives including Alpha One Bravo One.

3 4 5 blade premium aluminum and stainless steel propellers. Perform well on outboards sterndrives inflatables and pontoons. 4-34 gearcase thru-hub exhaust.

Mercruiser 17P propeller part number 48-832828A45. Black Max is the propeller type used on Alpha one Gen 2 Sterndrives. This Mercruiser 17 pitch propeller comes with a new Flo-Torq hub kit and free UK delivery.

Be the first to review this product. Mercruiser Mercury Barrus. 30 items Save up to 70 on 19 Pitch Boat Propellers for your Mercruiser Alpha One 43L Sterndrive 155 - 210 HP.

Quality props from Michigan Wheel Solas Turning Point Stiletto Quicksilver. Step 1 - Boat Type. This Prop Selector will help you calculate the right prop for your boat type and how you use it.

Our test data is based on these general boat types. Please choose the type of boat below that corresponds most closely with your boat type.