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-   -   I'm a ricer, need a different boost cam (https://ls1tech.com/forums/generation-iii-internal-engine/955259-im-ricer-need-different-boost-cam.html)

MDoe8 Jul 16, 2008 04:57 PM

I'm a ricer, need a different boost cam
 
Let me start off by saying that i'm a ricer, i know. i've got a mild 226/226 .585/.585 114 cam on my car right now. i'm in the process of building a turbo kit so a boost friendly cam I will still need. I know this is a very good cam for boost, but I honestly want a better sounding idle. I know that sounds ricey but for me a total package for a car is to go fast (which it will still do with another cam), look good, and sound good. It just completes the package to have a nice lopey idle with my v8, and I really wish to have that. My current cam has a very mild sounding idle and it just doesn't excite me like a sports car should. Are there any "boost friendly" cams in particular that would fit what i'm trying to accomplish? To me, spending a bit more money to complete the full package of what I want my car to perform/sound like is worth it.

I know that overlap typically isn't good for boost and that is what makes the lopey idle for the most part. I am by no means an expert on this subject though and any/all input would be great.

It is a stock internal'd ls1 with slightly decked/ported 853 heads, beehive springs, upgraded pushrods, and a 70mm turbo. The motor WILL be built to lower compression and forged internals once the turbo kit is built and functional with the bugs worked out.

Driveability is also not an issue. It will be a built th350 weekend warrior, I wouldn't mind it being rough :)

Thanks!
Mike

LS1-450 Jul 16, 2008 08:06 PM

You're too funny :funny: Rice won't get much help here. Although, by your post, you're not a ricer....well maybe a little bit.

That's not a bad cam either; especially for street. If you want a bit more lope, then swap the stock 1.7:1 rockers to 1.8's. This will essentially increase your valve lift to .619. Just make sure that your springs have enough travel so that you don't get coil bind. After that, get rid of the cats, & or get some exhaust cut outs.

Anyway, if you're gonna build a motor, I'd let the engine builder decide what is best for your turbo set-up long before worrying about a lopey idle. That cam of yours really is not a bad cam @ all. Like I said, get rid of the cats & you'll make some noise. Also, a true dual exhaust w/ bullet style mufflers would help. Good-luck

brad8266 Jul 16, 2008 08:21 PM

Boost friendly and lope are on opposite ends of the spectrum. Something like you have right now would be fine, maybe a similar cam on a 112lsa for a little more lope. Or turn the idle down to 600 for a nice chop.

MDoe8 Jul 17, 2008 01:03 AM

lol. I'll be putting the motor together myself. I drove the car around for a while all motor with this setup. It made 410rwhp and definitely didn't have cats lol. Even open headers it didn't lope that much. Perhaps just lowering the idle will do it. Like I said, Sound is part of the package....without a lopey idle, it doesn't sound like a true muscle car ;) (albeit an rx7 muscle car haha)


Originally Posted by LS1-450 (Post 9751727)
You're too funny :funny: Rice won't get much help here. Although, by your post, you're not a ricer....well maybe a little bit.

That's not a bad cam either; especially for street. If you want a bit more lope, then swap the stock 1.7:1 rockers to 1.8's. This will essentially increase your valve lift to .619. Just make sure that your springs have enough travel so that you don't get coil bind. After that, get rid of the cats, & or get some exhaust cut outs.

Anyway, if you're gonna build a motor, I'd let the engine builder decide what is best for your turbo set-up long before worrying about a lopey idle. That cam of yours really is not a bad cam @ all. Like I said, get rid of the cats & you'll make some noise. Also, a true dual exhaust w/ bullet style mufflers would help. Good-luck


180ls1 Jul 17, 2008 01:16 AM

the hotcam sounds really mean and is a good boost cam because of the overlap but you will loke some power

SilverSS Jul 17, 2008 01:46 AM

Contact Bob at Exotic Performance Plus(sponsor-------->). They have a boost cam with a nasty idle.

MDoe8 Jul 17, 2008 03:44 PM

thanks silverss!

I don't know much in detail about the specs of cams (except the general stuff that eveyone knows). I just like getting recommendations and then building it from there :) I am not a tuner at all, I wonder if the tune good lower the idle enough to give me that chop with my cam?

5_02ls1 Jul 17, 2008 03:52 PM

somthing like a 224/230 on a 114 might be a lil more lopy and not have any overlap.....but its gonna raise your powerband up some.....IMO id keep the cam you have...

5_02ls1 Jul 17, 2008 03:54 PM

you cant be serious
 

Originally Posted by LS1-450 (Post 9751727)
You're too funny :funny: Rice won't get much help here. Although, by your post, you're not a ricer....well maybe a little bit.

That's not a bad cam either; especially for street. If you want a bit more lope, then swap the stock 1.7:1 rockers to 1.8's. This will essentially increase your valve lift to .619. Just make sure that your springs have enough travel so that you don't get coil bind. After that, get rid of the cats, & or get some exhaust cut outs.

Anyway, if you're gonna build a motor, I'd let the engine builder decide what is best for your turbo set-up long before worrying about a lopey idle. That cam of yours really is not a bad cam @ all. Like I said, get rid of the cats & you'll make some noise. Also, a true dual exhaust w/ bullet style mufflers would help. Good-luck

lift hAs jackshit to do with lope.....overlap determines lope...

AFASTYZFR1 Jul 17, 2008 04:12 PM

go with EPP's forced induction cam

KingSS Jul 17, 2008 07:01 PM

You could step up to a 228/228 on a 114 LSA. That cam will have some definately lope to it but still work very well for a boost cam. I have heard that cam on a few procharged cars and it gives it a noticeable lope but nothing crazy.

candlelit Jul 17, 2008 08:36 PM

I'm going to buy a cam probably from EPP or one with similar specs for my pre-turbo motor. It's nasty. I'd recommend it for you.

ShortChevy Jul 17, 2008 10:52 PM

Keep the cam you have a turn the idle down to 600 if you can. Also pull some timing at idle, should chop like a mofo.

MDoe8 Jul 18, 2008 10:35 PM

You know, the car always idled at 900..it had virtually no lope. Lowering the idle and messing with the timing would do wonders i'm sure. Thanks guys!!!

Hennytime Jul 18, 2008 11:46 PM


Originally Posted by 180ls1 (Post 9753488)
the hotcam sounds really mean and is a good boost cam because of the overlap but you will loke some power

thats my plan 1/2* overlap sounds like a good boost cam

gametech Jul 19, 2008 05:31 AM


Originally Posted by MDoe8 (Post 9750571)
Let me start off by saying that i'm a ricer, i know. i've got a mild 226/226 .585/.585 114 cam on my car right now. i'm in the process of building a turbo kit so a boost friendly cam I will still need. I know this is a very good cam for boost, but I honestly want a better sounding idle. I know that sounds ricey but for me a total package for a car is to go fast (which it will still do with another cam), look good, and sound good. It just completes the package to have a nice lopey idle with my v8, and I really wish to have that. My current cam has a very mild sounding idle and it just doesn't excite me like a sports car should. Are there any "boost friendly" cams in particular that would fit what i'm trying to accomplish? To me, spending a bit more money to complete the full package of what I want my car to perform/sound like is worth it.

I know that overlap typically isn't good for boost and that is what makes the lopey idle for the most part. I am by no means an expert on this subject though and any/all input would be great.

It is a stock internal'd ls1 with slightly decked/ported 853 heads, beehive springs, upgraded pushrods, and a 70mm turbo. The motor WILL be built to lower compression and forged internals once the turbo kit is built and functional with the bugs worked out.

Driveability is also not an issue. It will be a built th350 weekend warrior, I wouldn't mind it being rough :)

Thanks!
Mike

Look on turbo Buick forums. You will see some huge duration cams with low LSA's.

PREDATOR-Z Jul 19, 2008 10:59 AM

230/230 .592/592 112 LSA straight up
6* overlap


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