Lt1 cylinder heads

my1994z28

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Join Date: December 29th, 2006

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Name: Mike

Vehicle: 2000 silverado(dd)1994 camaro z28

Location: Warren Mi

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#1

Lt1 cylinder heads

September 30th, 2010, 08:05 PM

I am parting out a complete lt1 engine..the last 3 numbers in casting #is 643..They were removed from the motor which had a rod knock..asking 225.00 obo

Last edited by my1994z28; October 1st, 2010, 01:53 PM.
Tags: 225, casting, complete, cylinder, engine, hat, head, heads, hey, ing, knock, las, lol, lt1, means, motor, numbers, obo, par, parting, porting, removed, rod, thing, trouble
ThreeHonks

N/A LTx Expert

Join Date: October 1st, 2008

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Name: Eric

Vehicle: 98 firebird formula ws6

Location: Michigan

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#2

October 1st, 2010, 05:27 AM

I think he means 643 casting. no such thing as a 648.

FYI these are one of the castings that are desireable for porting
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my1994z28

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Join Date: December 29th, 2006

Posts: 1728

Name: Mike

Vehicle: 2000 silverado(dd)1994 camaro z28

Location: Warren Mi

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#3

October 1st, 2010, 01:53 PM

Thanks,having trouble telling if the 8 is a 3,or the 3 is a 8..lol...yes in fact they are 643s..lots of material for porting..
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