New engines in 2007?????
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The latest is still in finalization (IE L92 heads and stroker setups). It's so new that Dyno numbers aren't available just yet, optimized cam's are still being flesh'd out.
Just look at the different posts on L92 414, 416, 418 blocks and L92 heads (ported, unported etc) and you can take a guess at how new this stuff is.
The Best V8 Stories One Small Block at Time
I started a big thread on this the other night which makes for a good read. This FREAKIN Block is GOING to ROCK and I am PUMPED ABOUT IT and just might go back to a huge cubed N/A LSX Powerplant (where my heart really is)!!
Here it that thread:
https://ls1tech.com/forums/showthrea...4&page=1&pp=10
Also, this new ironblock LSX motor with was featured at SEMA as REGGIE JACKSON teamed up with warren johnson and dropped the first LSX motor into reggie's g-machine 69 camaro and which obviously is running a MILD cam and compression to be making only 641 at the crank (which is still very respectable) and what a GORGEOUS 69 Camaro.

