I think a lot of them just do have silencers. They expect low contamination
and I think that's all I've ever had like through the years. I think my
Yanmar just has a screen over the turbo. Niel's point, about 15 years ago,
I bought a Kubota four-cylinder diesel for the boat, and a Kubota 3
I just removed a shitload of that crap. Some kind of white fabric
perforated nagahide with acoustic holes, and completely disintegrated black
foam. It makes me worried that it may have lead in it, I've heard sounddown
had lead or something for sound deadening. I replaced it with those foam
egg
Rob,
Happened to me too. All of the sound deadening material fell apart. The old
material came out pretty easily though it's a dirty job. Covered the engine
with plastic sheet and ripped off all the old foam. Wet vac with bag collected
all the gritty grime and I'm planning on a more thorough
For Calypso’s Perkins 4-108 which is under a lightweight box mostly in the
cabin I went much more expensive and purchased an AirSep air
cleaner/silencer/blow-by recycler system many years ago. It’s performance
exceeded my expectations in all three. It helped reduce both noise and blow by
Neil, you're not wrong about the air being relatively clean but everyone
should consider just how small 5 microns is while also remembering the last
time the sound deadening material disintegrated all over the engine
compartment. Its also fascinating the speed at which the bilge gets dirty
on a
So, not to get into the middle of this, but air filters are designed to
remove dust particles from the air. My tractors have oil filled air
filters to accomplish this. A boat, operating on a body of water is not
in a high dust environment. I figured this out with my first Atomic 4,
that did
https://www.youtube.com/watch?v=H-GI38vE4hQ
In the first minute of the video you'll see my solution for high flow AND high
efficiency air filter at a reasonable price...well maybe not reasonable -
$48.98!!!
AEM 21-2201DK DryFlow Air Filter https://a.co/d/i5pGWhj
Josh Muckley
S/V Sea Hawk
1989
I bought an air filter from K for my Universal 25XPB. Measure the
diameter of your intake. One of these should fit:
https://www.knfilters.com/air-filters/universal.html
However, I've been using my supply of OEM filters and have never installed
the K one.
--
Dennis C.
Touche' 35-1 #83
Hey guys,
A new air filter for my Universal M4-30 cost $17 and which seems expensive for
a simple ring of foam rubber sown like a bracelet. I removed the old oil caked
foam from the little screen and cleaned it up with solvent before installing
the new one and had to flatten the venturi to
