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when they're ported, they make the same power. If you want budget heads, just go with 243's from the z06. If you go for 243's make sure they are off of a corvette and not a gto or cts-v because the vette 243's will have lighter valve stems for better performance.
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Vinnie -
00 SS A4- LQ9/LS3/Stalled/3.42s 1.48/11.10/121 mph<-6spd swap in progress.
13 Silverado Z71- Sold 11/16
99 Z28 M6- -H/C/9in - sold 1/13
99 Silverado Z71- The DD - Sold 7/13
03 CBR 600RR - Sold 8/13
Last edited by NJ346; 02-27-2009 at 08:30 PM.
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