LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Smooth Idle cam??

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Old 01-23-2008, 10:36 PM
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Default Smooth Idle cam??

Ive decided to go another root on my car. Currently it is getting painted and will look like a factory SS, down to the wheels. I want a custom cam that will give me the most power while keeping a smooth idle. Basically I want a "stock" looking SS with some *****. Is is possible to have a large cam and a smooth idle?
Old 01-24-2008, 03:49 PM
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what do u mean "smooth" idle? like sounds like a stock cam? no lope sound?
Old 01-24-2008, 05:03 PM
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The LPE 211/219 should fit your needs...Its got .533"/.560" lift on a 112lsa and only has a very slight chop...Only enough for folks to think mmmm is there a cam in there? And it works great to 6000 rpm...I ran it in my 383 for years...and it passes MDs emissions...

--Alan
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Old 01-24-2008, 06:47 PM
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ABA always recommends that 211/219 LPE cam and I always recommend the Crane 210/224 because we both had very good experiences with these cams. Both have very smooth idles and both make very strong power and perform just as well as bigger cams on mild combo's without all the nasty characteristics.

As far as which one of those is better, just buy the one that you can get cheaper , as you'll never see a performance difference between the two.

Mike
Old 01-24-2008, 08:11 PM
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Originally Posted by engineermike
ABA always recommends that 211/219 LPE cam and I always recommend the Crane 210/224 because we both had very good experiences with these cams. Both have very smooth idles and both make very strong power and perform just as well as bigger cams on mild combo's without all the nasty characteristics.

As far as which one of those is better, just buy the one that you can get cheaper , as you'll never see a performance difference between the two.

Mike
Hahahaha...As I was typing my response I started laughing because I DO always seem to recommend that LPE cam...What he said^^^^..You can't go wrong with either...John Lingenfelter (RIP) was a stickler for drivability with his cam selections and thats why the 211/219 is so nice...

--Alan
Old 01-25-2008, 01:14 AM
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I was also thinking of the Crane 227, but was wondering if were possible for a custom cam to be bigger but smooth idle. I mean stock sounding. I was running a GM847 but.........I want that "factory" sleeper look and sound. Im also going to redo the exhaust. Right now I have a 3in X. But im going to use an ORY into a catback (undecied) with SLP CME (a steal at $120).

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Old 01-25-2008, 01:19 AM
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"cadillac" cam from speed inc does great with stock manifolds from the #'s I've seen, and has NO lope at all.
Old 01-25-2008, 04:39 AM
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Im still using my LT's. The idea of the build is: when you look at the car you think its an SS. Under the hood looks stock expect for the bolt-ons everyone does. CAI, TB, LT's. Heads and intake look stock. Crank up the car and a smooth idle will pretty much let everyone know that this is just a bolt-on SS. When infact, 355ci H/C car
Old 01-25-2008, 04:44 AM
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I did that with my ls1 car, no lope at all with a secret baby cam and some LE heads. Car had a stock catback on it and electric cutout, slammed to the ground on some y2k's with mt dr's on the rear. It sounded like a stock car with maybe a muffler, wasn't loud at all, just barely louder than stock. It went 11.3's on the motor, lol.
Old 01-25-2008, 04:59 AM
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Thats what I want to do. I know it wont be as fast as that (LTX) but i want something similar.
Old 01-25-2008, 05:03 AM
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Cadillac cam would work good, then a nitro daves hidden setup, bottle hidden, and you could have a 10 second car that sounds stock and looks stock.
Old 01-25-2008, 05:13 AM
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That sounds like what I want.
Old 01-25-2008, 06:25 AM
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You could get a custom Comp 214/224-114 using high-lift lobes and it would idle smoother than the 227 and make more power too. However, the valvetrain can be a little tricky to setup with .565/.605 lift.
Old 01-25-2008, 06:44 AM
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Originally Posted by engineermike
You could get a custom Comp 214/224-114 using high-lift lobes and it would idle smoother than the 227 and make more power too. However, the valvetrain can be a little tricky to setup with .565/.605 lift.
The valvetrain is already in place. Im using Patroit Gold springs (.650 max) with 1.7rr. I have 1.6's on the shelf.
Old 01-25-2008, 08:59 AM
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You might want to consider the ZZ3/4 cam which is usually available on ebay as a take-out from a crate motor build-up for $100 or so, including shipping. It's specs iirc are 208/221 112 lsa, .474/.510 using 1.5 rockers. It needs some machining to use in an LT1 engine but nothing any machine shop couldn't do. It cost me $60 to have the work done but others have suggested $20 should do. I haven't installed it yet (car is far from complete) but I doubt it has much of a lope. Can't beat the price.

Cheers -- Gary
Old 01-25-2008, 11:41 AM
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Like already stated the Crane 227 and LPE 211/219 woudl both be good choices and I think the cc305 wouldn't be too bad either, a little bigger than those cams but on a 114lsa.
Old 01-25-2008, 11:46 AM
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CheaTR cam, call Thunder Racing
Old 01-25-2008, 03:05 PM
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Originally Posted by blackmaro99
CheaTR cam, call Thunder Racing
That is an LS1 cam and was developed specifically for the LS1.
Old 01-25-2008, 03:11 PM
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Oops didn't realize this was an LT1 thread.

Cadillac cam from Speed Inc is a good choice for the LT1.
Old 01-25-2008, 03:14 PM
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another vote for the Crane 227.

Lloyd


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