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Engine dyno cam comparison article + fast 102

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Old Jun 20, 2011 | 06:54 AM
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Default Engine dyno cam comparison article + fast 102

Not sure if this is already posted or not but this has some great info.
They dyno the stock cam, 224/230, 231/239, vindicator 240/244 and a custom 237/247 115 which made the most power. They also tested the fast 102 vs the LS6.

Great article: http://www.gmhightechperformance.com...est/index.html

Here is part 2 where they test a few more cams (futral cam motion grinds) and a set of new patriot predator heads
http://www.gmhightechperformance.com...est/index.html
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Old Jun 22, 2011 | 04:15 PM
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With all the daily questions about "which cam should I run?", I assumed some people would like to see the difference in torque curves from stock, small and large cams?
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Old Jun 22, 2011 | 04:26 PM
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it kills me how they gained 20.8 horsepower with the heads and say it's impressive. i would expect at least double that over some stock 241's.
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Old Jun 22, 2011 | 05:04 PM
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I might be a bit out of the loop, but it bugs me how no one has done a direct comparison between a stock l76 and a fast 102 without any other changes. (back to back) Itd be an easy job for a speed shop or anyone getting one installed to do.
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Old Jun 22, 2011 | 06:17 PM
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PHEMONIC-I Posted long ago when i had l92 heads a l76 intake vs a 102 intake results. I gained like 2hp and that was all. It really did nothing on my car for the money,it is not better then a l76,at least not on my set up.People say it was because i used the 90mm-th body for both intakes and the 102mm th-body would of helped. But,i wanted to see what the intake did....NOTHING on my car.. I now have trickflow 235 and a mammo ported 102 on it and still using the 90mm th-body.The trickflow made a nice gain over the cnc l92 heads and worth spending the extra money on.
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Old Jun 22, 2011 | 07:45 PM
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awesome articles. i wonder about the 241s that were already on the car, though.

i also figure the monster 115 lsa cam would've had a much broader/smoother curve had they spent the time to optimally tune it. also...where is the trex? i want to see the decade old comp cam technology decimate!

the 21 hp gain from adding those heads is ridiculous. on a big cam only/fast 102 motor you could prob see 20 hp @ the crank from an underdrive pulley and removing the air filter.
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Old Jun 23, 2011 | 01:52 PM
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When I went from a ls6 to a fast 102 I gained 31 rwhp
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Old Jun 23, 2011 | 02:10 PM
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in the new one they test a couple more cams,with a lunati cam cranking out more power than any of the previous cams,it was like a 230/237 .600 .600 on a 113
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Old Jun 23, 2011 | 03:02 PM
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Originally Posted by Silver408z
When I went from a ls6 to a fast 102 I gained 31 rwhp
I gained right about 60 rwhp when I switched from my ls6 to the Fast 102!
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Old Jun 24, 2011 | 12:21 AM
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Originally Posted by barnac0
I gained right about 60 rwhp when I switched from my ls6 to the Fast 102!
Awsome gain's!
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Old Jun 24, 2011 | 01:53 AM
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Interesting read! Thanks for posting it.
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Old Jun 24, 2011 | 09:38 AM
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Originally Posted by dannyz
Awsome gain's!
Thunder Racing is the one who did it. I have my thread in the dyno section.
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Old Jun 24, 2011 | 10:20 AM
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Originally Posted by barnac0
I gained right about 60 rwhp when I switched from my ls6 to the Fast 102!
what happend with the TQ number? and how were the curves
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Old Jun 24, 2011 | 10:51 AM
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Originally Posted by nightrunner06
what happend with the TQ number? and how were the curves
Gained 30rwtq. Curves looked good to me. My graph is posted in the dyno section.


https://ls1tech.com/forums/dynamomet...ph-posted.html
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Old Jun 24, 2011 | 11:44 AM
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Originally Posted by barnac0
I gained right about 60 rwhp when I switched from my ls6 to the Fast 102!
ported fast 102 or stock
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Old Jun 24, 2011 | 02:25 PM
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Originally Posted by xdanny510x
ported fast 102 or stock

Stock.
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