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Gfretwell
 
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Default Oil filter vs fuel filter?

It occurred to me the other day as I was shelling out almost $30 for a spin on
fuel filter that this thing looks suspiciously like a $2.99 oil filter. Other
than the threading on the base, what is the difference? You cut one open and
they certainly look like the same stuff inside. It also has nothing to do with
the can itself since Perko fuel filter are made from mild steel that rusts up
very quickly if you don't paint them. I prime and paint mine before I install
them and still don't get a year out of one before it starts bleeding rust from
somewhere.

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Jim Woodward
 
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Default Oil filter vs fuel filter?

Particle size and pressure are different. You want to spend a thousand
bucks to rebuild a diesel fuel injection pump -- save $25 on your fuel
filters and you'll have a good shot at it.

And count your blessings if you're in the developed world. Fuel filter life
in the third world is much shorter than here, because there's a lot more
stuff in the fuel. The record low on our circumnav was ten hours on a
filter -- or why we had three filters in line....
--
Jim Woodward
www.mvFintry.com


..
"Gfretwell" wrote in message
...
It occurred to me the other day as I was shelling out almost $30 for a

spin on
fuel filter that this thing looks suspiciously like a $2.99 oil filter.

Other
than the threading on the base, what is the difference? You cut one open

and
they certainly look like the same stuff inside. It also has nothing to do

with
the can itself since Perko fuel filter are made from mild steel that rusts

up
very quickly if you don't paint them. I prime and paint mine before I

install
them and still don't get a year out of one before it starts bleeding rust

from
somewhere.



  #3   Report Post  
Ed
 
Posts: n/a
Default Oil filter vs fuel filter?

If you go through lots of metal filters switch to racor.... I pay $9 for
the 1000 cartridges and they last a year.



Jim Woodward wrote:
Particle size and pressure are different. You want to spend a thousand
bucks to rebuild a diesel fuel injection pump -- save $25 on your fuel
filters and you'll have a good shot at it.

And count your blessings if you're in the developed world. Fuel filter life
in the third world is much shorter than here, because there's a lot more
stuff in the fuel. The record low on our circumnav was ten hours on a
filter -- or why we had three filters in line....


  #4   Report Post  
Gfretwell
 
Posts: n/a
Default Oil filter vs fuel filter?

Particle size and pressure are different. You want to spend a thousand
bucks to rebuild a diesel fuel injection pump -- save $25 on your fuel
filters and you'll have a good shot at it.


Why would I buy a thousand dollar rebuilt diesel injection pump for an outboard
that wasn't even required to have a fuel filter. This is one of 3 filters in my
system. It is just there to stop dead bugs and trap some water I might pick up.

  #5   Report Post  
Doug Meredith
 
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Default Oil filter vs fuel filter?


"Gfretwell" wrote in message
...
Why would I buy a thousand dollar rebuilt diesel injection pump for an

outboard
that wasn't even required to have a fuel filter. This is one of 3

filters in my
system. It is just there to stop dead bugs and trap some water I might

pick up.


No filter equals water. mix water with gas, get a lean fuel mixture.
That equals a burnt piston down the road.




  #6   Report Post  
Gfretwell
 
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Default Oil filter vs fuel filter?

No filter equals water. mix water with gas, get a lean fuel mixture.
That equals a burnt piston down the road.


Who said "no filter"
BTW on a EFI "lean mixture" means "pump in a little more fuel". That's what the
oxygen sensor does.
  #7   Report Post  
Harry Krause
 
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Default Oil filter vs fuel filter?

Gfretwell wrote:

No filter equals water. mix water with gas, get a lean fuel mixture.
That equals a burnt piston down the road.


Who said "no filter"
BTW on a EFI "lean mixture" means "pump in a little more fuel". That's what the
oxygen sensor does.



Real men drink the water their fuel filters separate out...

Visit Yo Ho at:

http://f1.pg.photos.yahoo.com/hakrause

--
Email sent to is never read.

  #8   Report Post  
Jim Woodward
 
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Default Oil filter vs fuel filter?

Ease up, Sir. You didn't say what the filter was for and I assumed we were
about a talking a diesel. The same reasoning, however, applies to gas,
although the numbers are much lower. You also didn't say that it was one of
three in line.

For a gas boat used in the developed world, I'd probably throw away one,
maybe two of the filters and use a piece of hose. A car uses only one gas
filter, after all...

--
Jim Woodward
www.mvFintry.com


..
"Gfretwell" wrote in message
...
Particle size and pressure are different. You want to spend a thousand
bucks to rebuild a diesel fuel injection pump -- save $25 on your fuel
filters and you'll have a good shot at it.


Why would I buy a thousand dollar rebuilt diesel injection pump for an

outboard
that wasn't even required to have a fuel filter. This is one of 3 filters

in my
system. It is just there to stop dead bugs and trap some water I might

pick up.



  #9   Report Post  
Gfretwell
 
Posts: n/a
Default Oil filter vs fuel filter?

For a gas boat used in the developed world, I'd probably throw away one,
maybe two of the filters and use a piece of hose. A car uses only one gas
filter, after all...


Good point, perhaps the other gloom and doom posters should pay attention to
that.
The filter in question is mostly for water separation, I also have a glass
inline, mostly to be able to monitor fuel flow and the final filter in
integrated in the engine.
  #10   Report Post  
Lawrence James
 
Posts: n/a
Default Oil filter vs fuel filter?

If it's a gas filter and you're in the states just pour out the contents
into a clear glass jar at the end of the year. The water will settle to the
bottom and you can pour off the gas. Reuse the filter. I'm on the same
filter 3 years later.

"Gfretwell" wrote in message
...
For a gas boat used in the developed world, I'd probably throw away one,
maybe two of the filters and use a piece of hose. A car uses only one

gas
filter, after all...


Good point, perhaps the other gloom and doom posters should pay attention

to
that.
The filter in question is mostly for water separation, I also have a glass
inline, mostly to be able to monitor fuel flow and the final filter in
integrated in the engine.





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