How much do cams really Help?
How much bump in power do cams actually give? And what cams you all recommend for good low end and at least a decent top end? I have lost a few races in my 01 SH, only cuz i know the take off is a lil crappy.
Yeah, the H22 is notoriously thin on torque lower in the rev band. Cams can make a HUGE difference, depending on who you go with. I'm running Skunk2 cams with their valves, springs, and gears (with timing advanced 2 degrees), and I'm getting a much faster throttle response off the line, as well as what feels like a smoother overall torque curve from the low- end through the midrange. I'll find out for sure when I get her dyno'd next month.
It depends on your supporting mods, which cams you go with, and the tuning after the cam install.
Good gains for cams are from 15-20 WHP, IIRC.
Also, if you want good low end, stay with stock cams. Stage I and II Crowers keep the stock idle lobe, but w/ an upgraded VTEC lobe you should have an upgraded idle lobe to prevent too much of a drop-off between cams.
Good gains for cams are from 15-20 WHP, IIRC.
Also, if you want good low end, stay with stock cams. Stage I and II Crowers keep the stock idle lobe, but w/ an upgraded VTEC lobe you should have an upgraded idle lobe to prevent too much of a drop-off between cams.
I have the skunk 2 stage 2 and they are great. The only problem about them in order to get the full potential you need to get higher compression. Other than that there the ****......Like home boy said cams do make a difference......So does a 50 shot....And remember we are heavy as hell...that's what kills us too...
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by LudeyKrus »</TD></TR><TR><TD CLASS="quote">It depends on your supporting mods, which cams you go with, and the tuning after the cam install.
Good gains for cams are from 15-20 WHP, IIRC.
Also, if you want good low end, stay with stock cams. Stage I and II Crowers keep the stock idle lobe, but w/ an upgraded VTEC lobe you should have an upgraded idle lobe to prevent too much of a drop-off between cams.</TD></TR></TABLE>
Good gains for cams are from 15-20 WHP, IIRC.
Also, if you want good low end, stay with stock cams. Stage I and II Crowers keep the stock idle lobe, but w/ an upgraded VTEC lobe you should have an upgraded idle lobe to prevent too much of a drop-off between cams.</TD></TR></TABLE>
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i ran my car the other day at the track and ran 8.70 on a 50 shot if had my crower s2's in it i think i would have ran atleast 8.50's of not better.you might be able to much diffrance other than at the track or dnyo i lost 15hp's with stock cams in.
Yea, like they said with the proper setup you'll get the full potential of the cams and they will make a big difference. I have never used them but I hurd crower stage 2 cams with skunk2 springs and titanium retainers is a good set up.
Yes, weigth has us held down ALOT.
_______________
92 Si 4WS JDM H22a
Yes, weigth has us held down ALOT.
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92 Si 4WS JDM H22a
after reading your other thread about launching, I think you are a bit misguided.
People sometimes accidently exchange the terms "low end" and "high end" with "low speed" and "high speed".
First off, you don't need to pick a cam that gives you EITHER good low RPM performance or good high RPM performance. You have two cam lobes, both of which are tuned completely different. You can have gods-gift-to-the-world of a low cam lobe, and an equally spectacular high lobe, and not sacrifice on either.
Its called VTEC
Anyway, strickly from a racing standpoint, your problem is not on the "low end", its that you can't launch, i.e. you aren't getting good performance at "low speed".
The power that your car makes below 5,000 RPM has NOTHING to do with how well you can launch it. Your car could be an absolute dog below 5,000 RPM, but the fact that it shouldn't see anything below 5,000RPM from the time you move your left foot to the time you shut down means that the low cam does NOT MATTER AT ALL. (again, we're talking about a race)
- from a performance stand point at aleast. when it comes to scooting around town and the pull of the low rpm, partial throttle torque, thats when the "low end" comes into play, regardless if you are at "low speed" (pulling away from a streetlight) or "high speed" (leaving it in 5th gear to pass someone on the highway - still at low RPM, but at a higher speed).
that being said, although cams will increase your performance, they will not fix the problem that you are mentioning.
I hope this makes sense.
People sometimes accidently exchange the terms "low end" and "high end" with "low speed" and "high speed".
First off, you don't need to pick a cam that gives you EITHER good low RPM performance or good high RPM performance. You have two cam lobes, both of which are tuned completely different. You can have gods-gift-to-the-world of a low cam lobe, and an equally spectacular high lobe, and not sacrifice on either.
Its called VTEC
Anyway, strickly from a racing standpoint, your problem is not on the "low end", its that you can't launch, i.e. you aren't getting good performance at "low speed".
The power that your car makes below 5,000 RPM has NOTHING to do with how well you can launch it. Your car could be an absolute dog below 5,000 RPM, but the fact that it shouldn't see anything below 5,000RPM from the time you move your left foot to the time you shut down means that the low cam does NOT MATTER AT ALL. (again, we're talking about a race)
- from a performance stand point at aleast. when it comes to scooting around town and the pull of the low rpm, partial throttle torque, thats when the "low end" comes into play, regardless if you are at "low speed" (pulling away from a streetlight) or "high speed" (leaving it in 5th gear to pass someone on the highway - still at low RPM, but at a higher speed).
that being said, although cams will increase your performance, they will not fix the problem that you are mentioning.
I hope this makes sense.
i guess this is way ot, but dealing with cams so id thought id ask
Would there be any gain to putting a h22a head on a h22a1? the JDM cams any better?
What bout type s cams? everythign else stock?
Would there be any gain to putting a h22a head on a h22a1? the JDM cams any better?
What bout type s cams? everythign else stock?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by DarkspeedVtec95 »</TD></TR><TR><TD CLASS="quote">i guess this is way ot, but dealing with cams so id thought id ask
Would there be any gain to putting a h22a head on a h22a1? the JDM cams any better?
What bout type s cams? everythign else stock?</TD></TR></TABLE>
Not worth it, pointless, don't do it. The gains (if any...which I don't think there will be for anything except the type S cams) wouldn't outweigh the cost. Grab some crower cams or skunk2 cams and you'll be a LOT happier.
Would there be any gain to putting a h22a head on a h22a1? the JDM cams any better?
What bout type s cams? everythign else stock?</TD></TR></TABLE>
Not worth it, pointless, don't do it. The gains (if any...which I don't think there will be for anything except the type S cams) wouldn't outweigh the cost. Grab some crower cams or skunk2 cams and you'll be a LOT happier.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by xthephilx »</TD></TR><TR><TD CLASS="quote">Not worth it, pointless, don't do it. The gains (if any...which I don't think there will be for anything except the type S cams) wouldn't outweigh the cost</TD></TR></TABLE>
I got over 200whp and 160 ftlbs of torque with Type-S cams in my H22A. So don't knock them unless you've tried them. They are good if you know anything about tuning especially if you find some for cheap.
Pirate
I got over 200whp and 160 ftlbs of torque with Type-S cams in my H22A. So don't knock them unless you've tried them. They are good if you know anything about tuning especially if you find some for cheap.
Pirate
thinking about getting some type-s cams i think they would be very nice.they have more lift than crower s1's.i think they worth a try if you want a nice idle and 8-9hp gain.i dont know if posted it here yet but i gain a solid 15hp from crower s2's.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ItalynStylion »</TD></TR><TR><TD CLASS="quote">Are you saying he should launch in Vtec?
Unless he has lowered the engagement point thats 5grand or higher which seems high to be launching at...</TD></TR></TABLE>
aftermarket clutches are your friend
Unless he has lowered the engagement point thats 5grand or higher which seems high to be launching at...</TD></TR></TABLE>
aftermarket clutches are your friend
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Greyout »</TD></TR><TR><TD CLASS="quote">
aftermarket clutches are your friend</TD></TR></TABLE>
YES they are...I just bought an ACT after pretty much watching my stock clutch go up in smoke. That, and I keep having these nasty hydraulic leaks.
aftermarket clutches are your friend</TD></TR></TABLE>
YES they are...I just bought an ACT after pretty much watching my stock clutch go up in smoke. That, and I keep having these nasty hydraulic leaks.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Greyout »</TD></TR><TR><TD CLASS="quote"> You have two cam lobes, both of which are tuned completely different. You can have gods-gift-to-the-world of a low cam lobe, and an equally spectacular high lobe, and not sacrifice on either.
</TD></TR></TABLE>
Just to keep information accurate, you have three cam lobes on each side of one cylinder, 3 intake 3 exhaust, which is 24 total for the H22A1 DOHC VTEC......
</TD></TR></TABLE>
Just to keep information accurate, you have three cam lobes on each side of one cylinder, 3 intake 3 exhaust, which is 24 total for the H22A1 DOHC VTEC......
So wher does JUN fit into this equation?? Are their cams outdated like their header or are JUN cams still the best on the market for us?? I hear all this talk of crowers and skunk 2's but very little of JUN. Is it because they suck or because they are a little pricey for most people??
thats great. But what about performance. How do they stack up against these other two?? Can I get the same performance out of them as the JUN cam or is JUN superior??
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