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LS6/LS2 heads

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Old Nov 6, 2005 | 05:48 PM
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Default LS6/LS2 heads

Looking at some 243 heads, how do you tell if they are LS6 heads or LS2 heads? Thanks!
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Old Nov 6, 2005 | 06:37 PM
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Their the same heads..

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Old Nov 6, 2005 | 06:42 PM
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Aren't the valves different?
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Old Nov 6, 2005 | 10:26 PM
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Originally Posted by 9T3JIM
Aren't the valves different?
yes they are.

ls6 are sodium filled, ls2 not......

imho is the same thing..........
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Old Nov 7, 2005 | 06:22 AM
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I read somewhere that the non-Z06 valves have orange in the center of the new valve. To be sure, you need to weight them. I have been looking at the Z06 heads myself, and the cost is in the valves. If you buy them new, discounted the set is over $700 so if that is what you are looking for, be absolutely certain that is what you are getting.
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