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5.7 vortec Windage tray

4792 Views 4 Replies 4 Participants Last post by  GRUMPYVETTE
Can someone explain the purpose of the windage tray that fastens to the main bolts on a 96 5.7 vortec ? Not that I built the engine and forgot to put it on...ooops.
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Pretty sure the windage tray came as part of the Z-71 package, but may have been on all 4x4 trucks of that era.
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