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BTR stage 2 V2 cam

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Old Aug 18, 2022 | 09:57 PM
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Default BTR stage 2 V2 cam

Just saw that BTR has a new version of their stage 2 cam, anyone using one of these? Thoughts on these specs?? I’m curious how this would compare to the original stage 2

BTR LS3 STAGE 2 V2 CAMSHAFT 221/24X, .619/.617, 113 LSA
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Old Aug 18, 2022 | 10:33 PM
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4 degrees less intake duration. At least 2 degrees more exhaust (old one was 238 degrees). .030 more exhaust lift. Looks smaller than previous cam. Almost sounds like Summit Ghost cam.
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Old Aug 18, 2022 | 10:42 PM
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Originally Posted by farmington
4 degrees less intake duration. At least 2 degrees more exhaust (old one was 238 degrees). .030 more exhaust lift. Looks smaller than previous cam. Almost sounds like Summit Ghost cam.
supposedly makes more power, but with 4 deg less on intake and 2 deg more on exhaust what kind of idle would it have compared to the original? It’s still on a 113 lsa
Im about to have the original stage 2 put in my car but I was curious about this V2
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Old Aug 19, 2022 | 01:01 AM
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I am getting a cam installed (along with Yank ss3600 converter, rod mod intake, Speed Engineering headers and mid pipe, and NPP axle back) in 5 weeks. I was looking for some stealth and this sounds like it will be perfect for what I wanted. Don’t want chop. Want a stock like idle with the NPP closed ( and still able to run in the 10’s).
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Old Aug 19, 2022 | 02:42 PM
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Just talked to a BTR tech guy. He said that even with the intake event being 4 degrees less, the idle sound is a little choppier due to the extra duration on the exhaust side. Decisions, decisions. BTW, they do have the new cam in stock now.
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Old Aug 19, 2022 | 06:32 PM
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Originally Posted by farmington
Just talked to a BTR tech guy. He said that even with the intake event being 4 degrees less, the idle sound is a little choppier due to the extra duration on the exhaust side. Decisions, decisions. BTW, they do have the new cam in stock now.
Dang now I have to decide which one I want. I wonder how similar the driveability will be to the original?…. With a good tune of course
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Old Aug 19, 2022 | 06:52 PM
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By looking at the dyno pulls, there is very little difference. It did mention valvetrain stability so maybe that is a big part of it.
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Old Aug 19, 2022 | 07:32 PM
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Originally Posted by farmington
By looking at the dyno pulls, there is very little difference. It did mention valvetrain stability so maybe that is a big part of it.
So it’s easier on the valvetrain? If it’s easier on the vt and has a more aggressive idle i may have to get one.
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Old Aug 19, 2022 | 11:01 PM
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Does anyone know when this one came out? Did it replace the old one? I had a BTR stage 2 installed at HPA at the end of May but I don’t know which one
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Old Aug 20, 2022 | 06:13 AM
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It just came out a few weeks ago.I think this is the third version of the stage 2.
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Old Aug 20, 2022 | 03:27 PM
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The new cam has 8.5 degrees of overlap and the specs are to throw competitors off. The lower intake duration helps keep dynamic compression up.
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Old Aug 20, 2022 | 06:03 PM
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Originally Posted by Petera90
The new cam has 8.5 degrees of overlap and the specs are to throw competitors off. The lower intake duration helps keep dynamic compression up.
How does the idle sound compared to the previous version?
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Old Aug 20, 2022 | 07:09 PM
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Originally Posted by bwill03z
How does the idle sound compared to the previous version?
it’s gonna chop hard with 8.5 degrees of overlap. It’s also gonna have driveability issues imho if you don’t have a good tuner. I wouldn’t get caught up in sound or stages. You can make a stock cam chop like a stage 3 cam.
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Old Aug 20, 2022 | 08:08 PM
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Originally Posted by Petera90
it’s gonna chop hard with 8.5 degrees of overlap. It’s also gonna have driveability issues imho if you don’t have a good tuner. I wouldn’t get caught up in sound or stages. You can make a stock cam chop like a stage 3 cam.
I was dead set on the previous version of the BTR stage 2 but then saw this newer version. I do like a choppy cam but def don’t want drivability issues. I believe I’ll still go with the previous version simply because it’s a proven cam and there just isn’t any feedback or videoes of this V2 to make me feel comfortable getting it.
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Old Aug 22, 2022 | 12:21 PM
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Here's one of Pat G's shelf cams you should consider PG LS3 STAGE 1 (patgtuning.com)

I'm using a custom Cam Motion grind very similar to the Pat G. cam at 226/234 115+4 with .620 lift on both sides. Perfect manners and good power potential. 500rwhp with ported and milled heads, ported and rod modded intake manifold, and ported throttle body. 0 overlap. Still gets good fuel eco on the highway. Fuel eco is down some in city driving.
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Old Aug 22, 2022 | 01:30 PM
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Originally Posted by old motorhead
Here's one of Pat G's shelf cams you should consider PG LS3 STAGE 1 (patgtuning.com)

I'm using a custom Cam Motion grind very similar to the Pat G. cam at 226/234 115+4 with .620 lift on both sides. Perfect manners and good power potential. 500rwhp with ported and milled heads, ported and rod modded intake manifold, and ported throttle body. 0 overlap. Still gets good fuel eco on the highway. Fuel eco is down some in city driving.
I was considering getting a Cam Motion custom custom grunt in the exact specs of the BTR stage 2, for one because BTR no longer has their cams ground by Comp and I’m actually not sure who they use now. I know Cam Motion is good stuff.
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Old Aug 22, 2022 | 03:59 PM
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I see only 4.5 degrees of overlap minimum if it's a 221/240 113lsa. Could be more if the 24X is really more than 240. I'd sure want an intake duration larger than 221 if you goal is good power. Also think 240+ duration on the exhaust side is a waste. I think Spinmonster proved that. "New and improved" and big intake/exhaust splits do sell cams though. If you want to buy into that, go for it.

I think Summits Ghost cam and the two cams I mentioned in post #15 would be better choices. If you're OK with 4 degrees of overlap, Spin's cam would be a good option too.
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Old Aug 22, 2022 | 04:52 PM
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Originally Posted by old motorhead
I see only 4.5 degrees of overlap minimum if it's a 221/240 113lsa. Could be more if the 24X is really more than 240. I'd sure want an intake duration larger than 221 if you goal is good power. Also think 240+ duration on the exhaust side is a waste. I think Spinmonster proved that. "New and improved" and big intake/exhaust splits do sell cams though. If you want to buy into that, go for it.

I think Summits Ghost cam and the two cams I mentioned in post #15 would be better choices. If you're OK with 4 degrees of overlap, Spin's cam would be a good option too.
Those are the specs for the V2, the specs on the BTR cam I’m getting are
225/238 .620"/.605" 113+3
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Old Aug 22, 2022 | 05:37 PM
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Originally Posted by bwill03z
Those are the specs for the V2, the specs on the BTR cam I’m getting are
225/238 .620"/.605" 113+3
That one is 5.5 degrees of overlap. Not what I'd want to tolerate on a street driven Vette. You may like it just fine. Just hope you know what you're getting into.
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Old Aug 22, 2022 | 05:49 PM
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Originally Posted by old motorhead
That one is 5.5 degrees of overlap. Not what I'd want to tolerate on a street driven Vette. You may like it just fine. Just hope you know what you're getting into.
Well I can only go based on what I’ve read and other ppl have said but supposedly that cam, with a good tune, drives just fine on the street. Many ppl report a near stock driveability, assuming the tune is on point.
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