3rd Gen / L98 Engine Tech 1982 - 1992 Engine Related

Does the ZZ4 have a forged crank?

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Old Jun 4, 2003 | 05:12 PM
  #1  
IROC-n-roll's Avatar
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Does the ZZ4 have a forged crank?

Does the ZZ4 crate motor have a forged crank? I've heard yes and no.
Old Jun 4, 2003 | 07:15 PM
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It has a forged steel crankshaft........
Old Jun 5, 2003 | 12:08 AM
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Yep
Old Jun 5, 2003 | 04:19 PM
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Yes, forged.
Old Jun 5, 2003 | 05:49 PM
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Does it have 6" or 5.7" rods?
Old Jun 5, 2003 | 06:07 PM
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5.7
Old Jun 6, 2003 | 02:06 PM
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Also they are the "new" style PM rods.
Old Jun 6, 2003 | 02:26 PM
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what is the advantage of the zz4 block
Old Jun 9, 2003 | 01:36 PM
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New, 4 bolt mains, forged crank, one pieced rear seal, reasonably priced, GM.
Old Jun 10, 2003 | 11:49 AM
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The ZZ4 also has much more potential then a factory 305 or 350.

Nick
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