h22 oil pan baffling
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Joined: Jun 2006
Posts: 2,721
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From: Vancouver Canada
I was wondering if baffling the stock h22 oil pan will be sufficient for a 350-400whp autox-ing 4th gen. i read morsomo or whatever is no different from the oem oil pan and that all you really need to do is baffle the stock one to keep oil pressure prime. Anybody have some insight on this?
We tried a simple baffle on a mildly modified H2 Honda Challenge Prelude. It didn't do much, if anything. I have a new idea to try, but I have yet to do the mock up.
400WHP for autocrossing? ok...
400WHP for autocrossing? ok...
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 95greenlude »</TD></TR><TR><TD CLASS="quote">http://www.tunerschoice.com/xq...t.htm</TD></TR></TABLE>
^^I have that pan, but for road course, wouldn't you want more than one pick up?
I think this would also be good in the fabrication forum.
^^I have that pan, but for road course, wouldn't you want more than one pick up?
I think this would also be good in the fabrication forum.
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I would not use the Moroso pan for a road race application, as the pick up is situated towards the rear of the pan in the kick out portion with no baffling other than the trap door on the front side.
I haven't run into real issues with the stock pan, but a friend of mine has noticed VTEC cutting out on certain tracks. The baffle we made did not help, so next on the list is trying trap doors, but I haven't had time to do the mock up yet.
I haven't run into real issues with the stock pan, but a friend of mine has noticed VTEC cutting out on certain tracks. The baffle we made did not help, so next on the list is trying trap doors, but I haven't had time to do the mock up yet.
Thread Starter
Joined: Jun 2006
Posts: 2,721
Likes: 13
From: Vancouver Canada
300-400whp is just what my engine will pump out when its finished. Odds are i keep it at 300 because 400 seems to be way to much. 300whp is decent but this car is not just my autox car its going to be a daily. I am not a die hard auto xer like some of you reading this. The reason i asked about baffling is becasue i have some very winedy(sp?) roads in my city and the stock one has caused my engine light to turn on ocasionally during hard cornering in these roads. there is a road course outside my city i plan to go out to ocasionally and i don't want that stupid light flying on every few turns. Do you guys think 300Whp is to much in an autox car?
Thread Starter
Joined: Jun 2006
Posts: 2,721
Likes: 13
From: Vancouver Canada
my exact thoughts and i know many of the thoughts from users above
Small turbo? lol
It will mainly see the street and 1/4 mile so i am not to sad about it not being a great autox car. If i wanted to make it a real autox car i would stick with an N/A build. I am still tempted to sell off my low compression pistons and shove some high compression pistons in it. Just bought a sleeved block done at benson from a user on the boards, with a 87mm bore, it came with low compression pistons good for 9:3:1. I am actually curious if that bore is still good for an N/A build? Can i sell these pistons off and buy some high compression pistons or is the bore to small?
Small turbo? lol
It will mainly see the street and 1/4 mile so i am not to sad about it not being a great autox car. If i wanted to make it a real autox car i would stick with an N/A build. I am still tempted to sell off my low compression pistons and shove some high compression pistons in it. Just bought a sleeved block done at benson from a user on the boards, with a 87mm bore, it came with low compression pistons good for 9:3:1. I am actually curious if that bore is still good for an N/A build? Can i sell these pistons off and buy some high compression pistons or is the bore to small?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 117 »</TD></TR><TR><TD CLASS="quote">I would not use the Moroso pan for a road race application, as the pick up is situated towards the rear of the pan in the kick out portion with no baffling other than the trap door on the front side.
I haven't run into real issues with the stock pan, but a friend of mine has noticed VTEC cutting out on certain tracks. The baffle we made did not help, so next on the list is trying trap doors, but I haven't had time to do the mock up yet.</TD></TR></TABLE>
I thought the design seemed a bit too simple and akward. I bought it allong with a motor it came on. It was only to make transporting it a bit simpler. I'd like to see what you come up with.
I haven't run into real issues with the stock pan, but a friend of mine has noticed VTEC cutting out on certain tracks. The baffle we made did not help, so next on the list is trying trap doors, but I haven't had time to do the mock up yet.</TD></TR></TABLE>
I thought the design seemed a bit too simple and akward. I bought it allong with a motor it came on. It was only to make transporting it a bit simpler. I'd like to see what you come up with.
I have had some minor VTEC issues on certain tracks. Usually with dramatic right to left transitions......an extra 1/4 qt of oil fixed that.
Keith(the STLPC Pres) spun a bearing because of oil starvation at Gateway.
Maybe a ACCUSUMP is for you....?
Start looking into running ridiculously sized wheels too....
I think those MOROSO pans are meant more for DRAG though, Im not sure what they do for lateral G's.
Theres a company out there that makes custom pans for Hondas....the name escapes me. CANTON?
Keith(the STLPC Pres) spun a bearing because of oil starvation at Gateway.
Maybe a ACCUSUMP is for you....?
Start looking into running ridiculously sized wheels too....
I think those MOROSO pans are meant more for DRAG though, Im not sure what they do for lateral G's.
Theres a company out there that makes custom pans for Hondas....the name escapes me. CANTON?
I installed home made baffles with trap doors in my oil pan, it helped some but I was still getting starvation in 1 turn at 1 track, all other tracks it worked great. So I took the pan off and installed more baffling. It helped some more but I still got starvation in that same turn at that same track (mid-ohio) only not as bad. It's sort of driving me crazy!! Here is what I recommend you do. Forget the baffles, forget using an aftermarket pan and just get the accusump system and be done with it 
However, I would 1st see if you even need to do anything. If you are on street tires and have full oil or slightly over full you might be ok.

However, I would 1st see if you even need to do anything. If you are on street tires and have full oil or slightly over full you might be ok.
I've been studying the Accusump system. It sounds like a good compromise all around. Even as a street application it seems to have its benefits. The way it sounds to me is that an Accusump is a wet sump with a reservoir. It can be set to provide more oil just before the engine begins to starve. It also helps to prolong engine life as it can activate upon engine start up. At least that's all I read a long time ago. I'm sure my description is not completely accurate...I'd like to see an installed system to get a clearer picture of how it works.
Modified by Televator at 10:00 AM 10/5/2007
Modified by Televator at 10:00 AM 10/5/2007
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