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felpro offers two different kind of 1 peace rear main seals

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Old 02-18-2012, 11:28 PM
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felpro offers two different kind of 1 peace rear main seals

felpro offers two different kind of 1 peace rear main seals one from 86-97 and the other 96-02........does anyone know what the differences is? I have a 96 block and can't figure which one to get . Thanks in advance
Old 02-18-2012, 11:29 PM
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Re: felpro offers two different kind of 1 peace rear main seals

it is a vortec block
Old 02-18-2012, 11:51 PM
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Re: felpro offers two different kind of 1 peace rear main seals

No such thing as a vortec block, only vortec heads.

What are the part numbers for the two seals?

Last edited by Apeiron; 02-18-2012 at 11:54 PM.
Old 02-19-2012, 12:57 AM
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Re: felpro offers two different kind of 1 peace rear main seals

Qbs40420 & Qbs40656
Old 02-19-2012, 01:07 AM
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Re: felpro offers two different kind of 1 peace rear main seals

Was it 40420, or 40520?
Old 02-19-2012, 02:32 AM
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Re: felpro offers two different kind of 1 peace rear main seals

Originally Posted by Apeiron
Was it 40420, or 40520?
Ya sorry those two #s what are the difference between those two
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