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And the wait it over... TFS LS3's, FINALLY got em! *UPDATED w/ dyno figures 7/25*

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Old 05-16-2013, 10:54 PM
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In for some numbers. how long before it sees a dyno?
Old 05-16-2013, 11:39 PM
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I would love to see a comparison of the TFS LS3 heads vs, OEM LS3 heads, and then some MAST LS3 heads all running an LS3 intake and then a FAST 102.

HOT ROD Magazine.... step up to the plate!

THese heads were supposed to be released over 2 years ago. I hope they kick some serious butt!
Old 05-17-2013, 07:25 AM
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So 32 damn months later........



It's alive!!!
Old 05-17-2013, 07:27 AM
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Originally Posted by TNSS
In for some numbers. how long before it sees a dyno?
Gonna be a little while, have to sort a lot of little bugs out, break it in, pick up a Mamo'd LS3 FAST and get it tuned.. but hey, after nearly 3 years what's another month lol!
Old 05-17-2013, 01:31 PM
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Sounds crisp! Beautiful heads indeed
Old 07-25-2013, 08:49 AM
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Finally it on the dyno, and I knew a lot of you guys would be interested so:

https://ls1tech.com/forums/dynamomet...ally-dyno.html
Old 07-30-2013, 06:14 PM
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Nice...finally some results on these heads!



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