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Does LSA on a Cam mean HP

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Old Jun 3, 2007 | 03:56 PM
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Default Does LSA on a Cam mean HP

Well just wondering I got this huge Cam for my car and was wondering if going with 114 LSA will affect HP. I had a tech tell me that I would loose HP going with a 114 LSA is this so?
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Old Jun 3, 2007 | 04:52 PM
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Here is a great article for cam information. LSA can affect output but it all depends on what setup you have. N/A, N2O, F/I are the biggest discriminators. 114 is fine though for most applications. Kind of middle of the road. Not stock but not extreme either.

[url]http://www.ls1tech.com/forums/showthread.php?t=327734[url]

Last edited by Z06PSI; Jun 3, 2007 at 09:17 PM. Reason: Well
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Old Jun 3, 2007 | 07:56 PM
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Thanks
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Old Jun 3, 2007 | 08:53 PM
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It's more like where your power will start and end at. Lower lsa will give more down low and peak out a little lower in the rpm. The higher lsa may not come on as soon in the lower prms but will peak out higher. I think that's how it works anyway.
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Old Jun 3, 2007 | 10:23 PM
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Ahh did not know that 114 sounds right to me then
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Old Jun 3, 2007 | 10:37 PM
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Thats what I am running. 225/233 .595 on a 114
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Old Jun 3, 2007 | 11:10 PM
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Originally Posted by mvvette97
It's more like where your power will start and end at. Lower lsa will give more down low and peak out a little lower in the rpm. The higher lsa may not come on as soon in the lower prms but will peak out higher. I think that's how it works anyway.
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Old Jun 4, 2007 | 05:50 AM
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Unless you advance the cam or with a wider LSA grind in some advance. Over on Popular Hotrodding, there is an article called "Be the Cam Expert". Has a lot of good information for getting started. Since the cam will determine how your car drives and where it makes power, you should research this really well before buying so you don't end up with a car you don't like any more.
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Old Jun 4, 2007 | 06:38 AM
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Ask your self what you want your car to do? Then read and do a lot or reseach about cams. The LS1Tech Cam guid is great.

Then go to a reputable engine builder and tell them what you want your car to do, and let them suggest a cam.
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Old Jun 4, 2007 | 06:52 AM
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Originally Posted by AU N EGL
Ask your self what you want your car to do? Then read and do a lot or reseach about cams. The LS1Tech Cam guid is great.

Then go to a reputable engine builder and tell them what you want your car to do, and let them suggest a cam.

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Old Jun 4, 2007 | 03:17 PM
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Thanks guys looks like I got a good Cam now to figure out how to install it
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Old Jun 4, 2007 | 05:09 PM
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Originally Posted by LsJuan25
Thanks guys looks like I got a good Cam now to figure out how to install it

Cam is an easy, but time intensive, install. The directions at ls1howto.com are really good.
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Old Jun 4, 2007 | 08:33 PM
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Originally Posted by LsJuan25
Well just wondering I got this huge Cam for my car and was wondering if going with 114 LSA will affect HP. I had a tech tell me that I would loose HP going with a 114 LSA is this so?
I'm not trying to be a jerk, but this sounds like the ultimate recipe for cam choice disaster. You really need to listen to the other guys and really do a lot of reading to understand cams better and THEN decide what size cam and what LSA to run. You could get lucky by playing Russian Roulette, but your likely to wind up with a cam you don't like... With all the time and/or money it takes to install a cam, I wouldn't want to be dissatisfied afterwards.
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Old Jun 5, 2007 | 09:10 AM
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Your not being a Jerk trust me ive seen some Jerks on here. But I see what you mean. I have a Tech though that likes to do things a little on the Radica lside and he wanted for me to use a GM racing cam with an LSA of 106......yeas I said 106. I on the other hand want a 114 LSA on my cam I like the rough idle but not that rough. My new Cam specs are 251/256 600/598 114 Which should work great on my setup im still running the stock lifters so I cant go with too much lift. This was really an argument between him and I on the LSA and a 106 does not sound streetable to me.
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Old Jun 5, 2007 | 09:33 AM
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The GM Cup cam needs to have very specific PP LS6 heads.

Power band is from 4000 to 7200 RPMs with red line of 7400.

These cams are in the Speed World GT corvettes and the Grand AM DP cars.

Your right a 106 lsa is not street able nor does it like low speeds. Need a very strong clutch too.
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Old Jun 6, 2007 | 09:26 AM
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Originally Posted by LsJuan25
Your not being a Jerk trust me ive seen some Jerks on here. But I see what you mean. I have a Tech though that likes to do things a little on the Radica lside and he wanted for me to use a GM racing cam with an LSA of 106......yeas I said 106. I on the other hand want a 114 LSA on my cam I like the rough idle but not that rough. My new Cam specs are 251/256 600/598 114 Which should work great on my setup im still running the stock lifters so I cant go with too much lift. This was really an argument between him and I on the LSA and a 106 does not sound streetable to me.
For that cam, an LSA of 106 would be insane. But LSA by itself means little. You could have a cam with an LSA of 106, and have it be very tame, if it's a small cam. A 210/214 on a 106, for instance, would have the same overlap as my 224/224 on a 112, and would thus lope and idle similarly.
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Old Jun 6, 2007 | 09:41 AM
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the GM Cup cam 239/251 570/570 106 LSA
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Old Jun 7, 2007 | 01:31 PM
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Yeah I agree this cam was not small but he wanted to put this in anyway. I wonder about him sometimes. But thats another subject. I think this cam I have now will do the job the heads I have now are definitely ask fr a big Cam.
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