LH6 5.3 heads...

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06-09-2006 | 01:26 AM

Sledgehammer

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LH6 5.3 heads...

Does anybody know for sure what heads are on the LH6 5.3...?

I was told that they are supposed to be the LS6 casting...

Thanks...

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06-09-2006 | 01:27 AM

SHINER

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From: SW Houston

i believe LH6 is 6.2L Diesel engine.

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06-09-2006 | 01:29 AM

SHINER

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From: SW Houston

Also i just read that the Gen IV 5.3 are named LH6 also

Hope this helps!
http://en.wikipedia.org/wiki/GM_Vortec_engine

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06-09-2006 | 07:57 AM

antz01ta

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From: Ne Pa

that's a pretty good site. lots of good info.

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05-11-2012 | 11:35 AM

HottLS1Z

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From: Morris IL

They are 243 castings. Same as ls6 or ls2 heads. Not sure if the same size valves though.

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