STi Short Shift Kit re air filter
Posted: Sun Mar 18, 2001 6:19 pm
Jay,
> -my car was originally fitted with a K & N sports air filter, which
replaced
> my complete original air filter box. the bov noise and induction noise
> annoyed my wife, so it had to go. it also sucted on hot air from the
engine bay .....
>' this subject being debateable'.
> - what you will need is some 3" pvc water pipe. about a 1' lenght .
> - also a piece with a 90 degree angle (female type ends as the pipe slides
> inside this bend for a tight fit).
> -also, this is hard to describe:
> an adaptor fitting that is probably to fit in guttering for a 3" downpipe
to
> connect to ... has a square flange opening at one end and 3" round on the
other
> end. this adapter fitting is but an inch in lenght.
> -remove the origninal air filter box from the engine bay.
> -remove the drivers side wheel and inner splash gaurd.
> -remove the entire resonator box. (notice how small the inlet pipe dia
is.)
> -now you will notice the hole in the skirt where the 'resonator box air
> tube' went through to connect to the air filter box. this hole, as luck
will
> have it, is 3" in size, even though it is not a proper circle.
> -in this hole push the pvc adaptor piece ( round end in and the square end
> in the engine bay. the square end stops it falling through. this is a nice
> tight fit.
> -looking from inside the gaurd you will see the round adaptor piece poking
> through. to this fit the 90 degree pvc pipe facing forward.
> -measure the distance from the end of this bend to the indicator. cut the
> straight lenght to suit and fit into the bend.
> - you now have a 3" inlet from behind the indicator up to the inner gaurd
> and through. i did rap this pipe in foam. keeps noise down and creates a
> tight fit for the pvc pipe near the indicator to stop it moving. you can
> tape the connections also. should not be needed as they fit tight
together.
> -the air filter box comes in two pieces. on the bottom piece where the
> original air duct came through, it has a soft rubber spacer ring held in
> with a metal ring which is pop riveted in. drill out these pop rivets and
> remove this ring. Line up the filter box lid with the inlet hole and you
will see it is slightly offset. mark the filterbox and file the hole to
match the inlet pipe.
now you have a nice size inlet hole in the air filter box..
> -put the bottom half of the filter box back in place and bolt it in. you
> will notice how it lines up with the adapotor piece quite nicely. even has
a
> small gap between the air filter box and the pvc adapotor piece in the
> skirt, this gap will stop any airfilter box vibration transfering through
to
> the car. if you want you can put a ring of foam around this to seal it
> off... i did.
> - put the air filter element back in and put the top of the box on.
> this mod has many benifits.
> - it looks original from the engine bay.
> - it is quiet and hardly noticeable
> - it will not let any water/ road crap in
> - it will only draw outside air in.
> -no hassles in oiling foam filters
> - it is a huge flow improvement over the std 2" resonator box inlet.
> - also, the difference in performance between this and the K & N filter?
> .........i couldn't pick it.
> -the cost of the pvc pipe compared to sports air filter, definately in
> favour of my wallet.
> ps. i actually have an article on where they tested for restriction to the
> turbo on an RS Liberty. the biggest resrtiction is the resonator box under
> the guard. the air filter itself, and the small resonator box after it
> created such little resistance that it wasn't worth replacing.
> hope it works for you. good luck. any problems let me know.
> regards, rod.
>
>
>
>
>
>
----- Original Message -----
From: <legacy_productions@yahoo.com>
To: <BC-BFLegacyWorks@yahoogroups.com>
Sent: Monday, March 19, 2001 9:27 AM
Subject: [BC-BFLegacyWorks] STi Short Shift Kit (Final update)
> Well after a weekend from hell trying myself I finally got the STi
> short shift kit installed by a local mechanic. Took him two hours and
> had to drop the drive shaft to get the linkage in and out, Jason
> didn't have that much trouble! =(. Oh well it's in and I love it, the
> shifting is much more precise and accurate (in my mind). And I belive
> I can now say that the STi/SPT short shift kit will fit any Subaru
> Legacy manual after 1990.
>
> On a second note I also put in a K&N panel filter in the stock air
> box, and am curious about where/how to remove the water
> seperator/baffle in the front fender? Any comments would be
> appreciated.
>
> Jay
>
>
>
> To unsubscribe from this group, send an email to:
> BC-BFLegacyWorks-unsubscribe@egroups.com
>
>
>
>
>
>
------------------------ ---------------------~-~>
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> -my car was originally fitted with a K & N sports air filter, which
replaced
> my complete original air filter box. the bov noise and induction noise
> annoyed my wife, so it had to go. it also sucted on hot air from the
engine bay .....
>' this subject being debateable'.
> - what you will need is some 3" pvc water pipe. about a 1' lenght .
> - also a piece with a 90 degree angle (female type ends as the pipe slides
> inside this bend for a tight fit).
> -also, this is hard to describe:
> an adaptor fitting that is probably to fit in guttering for a 3" downpipe
to
> connect to ... has a square flange opening at one end and 3" round on the
other
> end. this adapter fitting is but an inch in lenght.
> -remove the origninal air filter box from the engine bay.
> -remove the drivers side wheel and inner splash gaurd.
> -remove the entire resonator box. (notice how small the inlet pipe dia
is.)
> -now you will notice the hole in the skirt where the 'resonator box air
> tube' went through to connect to the air filter box. this hole, as luck
will
> have it, is 3" in size, even though it is not a proper circle.
> -in this hole push the pvc adaptor piece ( round end in and the square end
> in the engine bay. the square end stops it falling through. this is a nice
> tight fit.
> -looking from inside the gaurd you will see the round adaptor piece poking
> through. to this fit the 90 degree pvc pipe facing forward.
> -measure the distance from the end of this bend to the indicator. cut the
> straight lenght to suit and fit into the bend.
> - you now have a 3" inlet from behind the indicator up to the inner gaurd
> and through. i did rap this pipe in foam. keeps noise down and creates a
> tight fit for the pvc pipe near the indicator to stop it moving. you can
> tape the connections also. should not be needed as they fit tight
together.
> -the air filter box comes in two pieces. on the bottom piece where the
> original air duct came through, it has a soft rubber spacer ring held in
> with a metal ring which is pop riveted in. drill out these pop rivets and
> remove this ring. Line up the filter box lid with the inlet hole and you
will see it is slightly offset. mark the filterbox and file the hole to
match the inlet pipe.
now you have a nice size inlet hole in the air filter box..
> -put the bottom half of the filter box back in place and bolt it in. you
> will notice how it lines up with the adapotor piece quite nicely. even has
a
> small gap between the air filter box and the pvc adapotor piece in the
> skirt, this gap will stop any airfilter box vibration transfering through
to
> the car. if you want you can put a ring of foam around this to seal it
> off... i did.
> - put the air filter element back in and put the top of the box on.
> this mod has many benifits.
> - it looks original from the engine bay.
> - it is quiet and hardly noticeable
> - it will not let any water/ road crap in
> - it will only draw outside air in.
> -no hassles in oiling foam filters
> - it is a huge flow improvement over the std 2" resonator box inlet.
> - also, the difference in performance between this and the K & N filter?
> .........i couldn't pick it.
> -the cost of the pvc pipe compared to sports air filter, definately in
> favour of my wallet.
> ps. i actually have an article on where they tested for restriction to the
> turbo on an RS Liberty. the biggest resrtiction is the resonator box under
> the guard. the air filter itself, and the small resonator box after it
> created such little resistance that it wasn't worth replacing.
> hope it works for you. good luck. any problems let me know.
> regards, rod.
>
>
>
>
>
>
----- Original Message -----
From: <legacy_productions@yahoo.com>
To: <BC-BFLegacyWorks@yahoogroups.com>
Sent: Monday, March 19, 2001 9:27 AM
Subject: [BC-BFLegacyWorks] STi Short Shift Kit (Final update)
> Well after a weekend from hell trying myself I finally got the STi
> short shift kit installed by a local mechanic. Took him two hours and
> had to drop the drive shaft to get the linkage in and out, Jason
> didn't have that much trouble! =(. Oh well it's in and I love it, the
> shifting is much more precise and accurate (in my mind). And I belive
> I can now say that the STi/SPT short shift kit will fit any Subaru
> Legacy manual after 1990.
>
> On a second note I also put in a K&N panel filter in the stock air
> box, and am curious about where/how to remove the water
> seperator/baffle in the front fender? Any comments would be
> appreciated.
>
> Jay
>
>
>
> To unsubscribe from this group, send an email to:
> BC-BFLegacyWorks-unsubscribe@egroups.com
>
>
>
>
>
>
------------------------ ---------------------~-~>
Make good on the promise you made at graduation to keep
in touch. Classmates.com has over 14 million registered
high school alumni--chances are you'll find your friends!
http://us.click.yahoo.com/l3joGB/DMUCAA ... /X7OVlB/TM
---------------------------------------------------------------------_->
To unsubscribe from this group, send an email to:
BC-BFLegacyWorks-unsubscribe@egroups.com