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Discussion Starter · #1 ·
Guys, I have an old stile afr 185 with original 1.45(?), 120lbs seated valve springs on it, 11/32 valves and titaniun retainers.
It's on my 347 with cc xe 274 hidraulic, 1.7 hs rockers, and I whan't to now iff it's ok to rev 6000+....
This is my dyno grafic and the engine do not go longer tham 6000.... power goes down above 5500 on ethanol and 5900 on gasoline.
http://img.photobucket.com/albums/v335/LBR_Galland/P1130578.jpg
http://img.photobucket.com/albums/v335/LBR_Galland/P1130579.jpg

I'm not sure if the springs are not ok, can you advice me??

Thanks.
 
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