Generation IV Internal Engine 2005-2014 LS2 | LS3 | LS7 | L92 | LS9

3 Valves per cylinder?? WTF??

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Old 12-21-2010, 03:51 AM
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Default 3 Valves per cylinder?? WTF??

The show "Extreme 4x4" on speed channel mentioned that the Gen IV came with 3 valves per cylinder on some of the motors...

Minute 4:18 I believe
http://powerblocktv.com/video/?ep_nu...-22&ep_show=XT

Just shitty information (what I'm thinking) or is there some mysterious head out there that no-one talks about?
Old 12-21-2010, 09:22 AM
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Saw that also. Just wrong information being fed to the host who does not bother to research himself. There is no 3 valve GM head.
Old 12-21-2010, 09:50 AM
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They simply got a little Ford tech mixed in the stack
Old 12-21-2010, 09:51 AM
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Originally Posted by 1CAMWNDR
Saw that also. Just wrong information being fed to the host who does not bother to research himself. There is no 3 valve GM head.
Yup bad info.. , ALTHOUGH there is such a head, it was a concept for the LS7 motor but they opted out at the last minute for the 2 valve setup.
Attached Thumbnails 3 Valves per cylinder??  WTF??-genivheads-1-sm.jpg   3 Valves per cylinder??  WTF??-genivheads-2-sm.jpg  
Old 12-21-2010, 12:46 PM
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Cool info "TheBlackPlague"! I never knew that. That head design almost looks like and after thought and can see why they went a different direction. It'd be interesting to see how it performs though!
Old 12-21-2010, 12:52 PM
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An aftermarket company makes a 32-valve LSx head...
http://www.araoengineering.com/LSX.htm

If you do some research on the company, it's a PR nightmare.
Old 12-21-2010, 06:52 PM
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you see the push rod angle on the exhoust,it looks fugged up.
Old 12-21-2010, 07:06 PM
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has any seen either in person or on video these heads on a running engine?
Old 12-21-2010, 07:35 PM
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yeah, the arao heads have been forum-wonder for a while.. never know the ls7 3 valve stuff though...

I think they've done enough ls stuff on the show to know better, so id chalk it up to editor slippage
Old 12-21-2010, 07:35 PM
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Originally Posted by Just_Robert
An aftermarket company makes a 32-valve LSx head...
http://www.araoengineering.com/LSX.htm

If you do some research on the company, it's a PR nightmare.
unobtanium.
Old 12-21-2010, 09:08 PM
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Originally Posted by Wnts2Go10O
unobtanium.
lmfao
Old 12-22-2010, 05:34 PM
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Those Powerblock shows always have little wrong things they say from time to time. Makes me feel good when I catch one. Still mildly entertaining to watch. More so than American Top Gear.
Old 12-23-2010, 01:39 PM
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yea they get alot of info wrong on the "powerblock".....
Old 12-23-2010, 02:47 PM
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Originally Posted by Wnts2Go10O
unobtanium.
The problem is you have to buy them with the Weind L92 intake...
Old 12-23-2010, 03:01 PM
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Originally Posted by wkmcd
the problem is you have to buy them with the weind l92 intake...
lmao!!!
Old 12-23-2010, 11:11 PM
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Originally Posted by WKMCD
The problem is you have to buy them with the Weind L92 intake...
nonono, thats vaporwear.
Old 02-20-2011, 09:39 AM
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Just saw this episode.... SO much wrong information I was basically screaming at the TV.

90 psi of fuel pressure from the stock filter??? Yea right.

LQ9 is "just like a LS1"... HAH,

Apparently the LS6 is a gen4 motor and shares no relation to a LS1.

The "tuning" information they provided was a joke... They showed 3 different pcm setups and kept going between dbw and typical cable throttle.
Old 02-20-2011, 09:52 AM
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I saw the show yesterday and thought he said 3 valves but wasnt sure. I said to myself there is no way they are that dumb to say something like that on tv. Well guess i was wrong.
Old 02-20-2011, 10:04 AM
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Yeah I saw that when it came out. I sent him a message on PowerBlockTV to correct him. Otherwise he really knows his **** with fab work and whatnot.
Old 02-20-2011, 01:16 PM
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On horsepower, they said a 4l80 had 6 gears.


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