Re: pressure testing lower unit here
See full version: Pressure testing lower unit
Re: pressure testing lower unit here
I've used a little cheapie $5 kiddie pool, or if wifey wasn't home. in the bathtub. fill pool/tub with water. Drain oil from lower unit. Make water/air tight connection between pump or syringe to fill/drain hole. Put some air in. lay lower unit in water, watch where bubbles come from.
Manual says to pump them up 15psi for pressure testing. but it really only takes about 10psi or less to determine a leaky area when you chuck the whole thing into water. here
good luck. I've done it a few times to find leaks on my outboards. it's always worked. (although it can get a bit McIvor-ish looking at times)
that's what the manual says. submerge it and look for bubbles. probably don't have to pressurize it for that but it might help.
Remote starter harnesses are ideal for isolating the engine under
test from the vessel. more
The dual purpose gauge is easy to read and rotates 360 ° for
ease of handling. here
Exact replacement connectors for many OEM products, plus
specialized connectors are available in various quantities.
CDI Electronics manufactures several different styles of spark
testers, from single cylinder testers to 8 cylinder spark gap tools. more
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Extractor bushing is made from alloy material, heat treated to a Rockwell Hardness of 48-52 RC. This bushing surpasses OEM quality by far. It has the same 5/8-18 thread as the OEM, which enables you to use your existing threaded knockout rod. Replaces OEM #91-89867T. [links]
Removes and installs bearing carrier retainer nuts on Bravo One; MC-1; R-MR and Alpha One, Gen Two; and TRS drive units.
Aligns engine and drive unit during installation on MerCruiser packages.
This tool replaces OEM #9163638T. This unique tool is made of alloy steel and heat treated as are all of JR's tools. It is longer than OEM which enables you to turn threaded rod nut 360° without running into lower case studs. The bearing installed in this tool makes installation a breeze with no pressure. This tool is a must!
Provides a wrench surface to turn the drive shaft on MC-1; R-MR; Alpha One; Alpha One Gen Two drive units from MerCruiser.