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tow/performance cam L92 heads

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Old 10-14-2012, 11:10 PM
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Originally Posted by old motorhead
I did lots of towing with a 215/227 116lsa Comp LSL lobed cam. Dumb *** me wanted a bigger cam. I have it now and wished I still had the old one. The heads on the motor were ported 243's which flow basically the same as stock LS3 heads. I had a TVS on top, but it needed no boost towing 5K unless I was in a really big hurry.....and you really don't need to be in a big hurry towing. Near perfect manners and good fuel eco too.

Lingenfelter's GT11 cam is a 215/231 118 lsa cam using the ultra high lift LSK lobes. Lots of folks swear by it blown and n/a. I wouldn't use the LSK lobes, but those specs using LSL lobes and a slightly tighter lsa would make a good all 'round towing/dd cam for a 6.0L. It would play nice with a belt driven blower too.
good info...I was thinking of something like this:

205/215 .600/.600 on a 113 to 115 LSA.......ish
Old 10-16-2012, 05:15 PM
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Originally Posted by moregrip
good info...I was thinking of something like this:

205/215 .600/.600 on a 113 to 115 LSA.......ish
Stock LS3 cam is 204/211 .550/.525 117lsa. You can probably pick one up for a song on the Camaro5 board. I have one.....but just as soon as I sell it.....well, you know. If it was worth much, I'd sell it. Soon as it's gone, I'd need it though.
Old 10-16-2012, 05:42 PM
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Originally Posted by old motorhead
Stock LS3 cam is 204/211 .550/.525 117lsa. You can probably pick one up for a song on the Camaro5 board. I have one.....but just as soon as I sell it.....well, you know. If it was worth much, I'd sell it. Soon as it's gone, I'd need it though.
understood............now here's the twist and I understand it may not be a direct comparison........I'm actually researching a cam for my 5.7L Hemi as the stock flow numbers for the Mopar Eagle heads are very similar to GM L92's...........problem is........I'm having trouble finding people who know what they are talking about with the Hemi stuff..........nothing but crickets when I ask similar questions
Old 10-16-2012, 06:33 PM
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Shoot....those Mopar guys. They don't know squat. As opposed to us GM guys that know everything
Old 10-16-2012, 06:35 PM
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yeah yeah well that's true I suppose. Submitted a cam request to Crower....lets see what they come up with
Old 10-16-2012, 06:35 PM
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What size valves are in the Hemi, and what's the CR?
Old 10-16-2012, 06:37 PM
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2.05/1.55 9.6-1
Old 10-16-2012, 06:45 PM
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Originally Posted by moregrip
understood............now here's the twist and I understand it may not be a direct comparison........I'm actually researching a cam for my 5.7L Hemi as the stock flow numbers for the Mopar Eagle heads are very similar to GM L92's...........problem is........I'm having trouble finding people who know what they are talking about with the Hemi stuff..........nothing but crickets when I ask similar questions
I hate myself for even posting this but here goes,

I was watching horsepower TV a while ago and they installed a comp grind in a newer Hemi on the engine dyno, IIRC they picked up 40+ thru the powerband, might be cool for you to look up.
Old 10-16-2012, 06:49 PM
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Crane part number 1989501

Excellent low end and mid range torque and HP, smooth
idle, daily usage, off road, towing, economy, valve spring
upgrade required, 2200-2600 cruise RPM.

HR-210/3236-2S-12 1200-5200 rpm power range

210/216 550/550 112 LSA

http://www.cranecams.com/166-167.pdf
Old 10-16-2012, 06:52 PM
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Originally Posted by TIM Z
I hate myself for even posting this but here goes,

I was watching horsepower TV a while ago and they installed a comp grind in a newer Hemi on the engine dyno, IIRC they picked up 40+ thru the powerband, might be cool for you to look up.
hey I watch that **** too, no shame I'll check it out


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