Thinking of tackling this task myself, I've got an older 75hp Mercury 4cyl two-stroke; anyone have information? Any tricks which could quicken or simplify the repair.

Should you have taken out the lower unit and bumped it, You could have to re-change for Neutral When the shift linkage isn’t lined up.

Regularly switching the oil inside your outboard motor’s lower unit and applying the correct kind and amount could also help preserve leaks at bay.

We also retain an exceedingly considerable inventory of gearcase cores. This enables us to immediately Develop additional gearcases when individual designs operate very low on inventory.

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He pressure examined it and refilled the oil also. He charged me $117 which appeared inexpensive to me, especially coming by boat. But then I have never had the LU serviced before.

To help keep the lubricating oil throughout the gearbox and to stop water from entering the gearcase, there are a number of seals within an outboard’s lower unit that have to be replaced Occasionally. 

A rebuilt or remanufactured unit needs to be constructed by top quality, properly trained mechanics with OEM parts.  These units and low cost boat parts supply the most effective of the two worlds, giving you OEM parts, a unit assembled by educated mechanics from the USand a nice selling price discounts above new OEM units.  This selection is the preferred preference of most boaters.

if so what should really it do? Never want to fireplace up and tear something up. I did not see exactly where the change shaft was Once i disassembled. My terrible. kmcrwbr1: thanks for that seal puller/ slide hammer trace. Manufactured lifetime effortless.

In case you suspect the seals as part of your lower unit are damaged or worn, replacing them is the simplest Alternative. Right here’s a move-by-step information on how to replace the seals as part of your outboard motor’s lower unit:

If you resource have already got the lower unit eradicated and also you’re changing one particular seal, you could also go on and modify all of them. 

When the outer/noticeable ground is definitely the one broken- it could possibly get replaced WITHOUT taking away the mount or driveshaft housing (simply just maintain the bolt that may be hidden less than the duvet, take away the nut, switch the ground strap, reinstall and retorque the nut, then reinstall the quilt over the mount).

The most effective means to circumvent oil leaks with the lower unit weep hole is always to execute common servicing on your outboard motor. Continue to keep an in depth eye to the weep hole and inspect your lower unit for destruction or use periodically.

Outboard lower units are particularly dear, Which is the reason proper upkeep and repairs are essential to preserve its optimized overall performance. Our demanding and thorough 7-step inspection method makes sure that your outboard lower unit can generally deliver a superior degree of effectiveness.