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RRE believes conventional windage trays actually block oil from returning to the sump. Instead, a crank scraper (RRE PN 4223) is used to wipe oil off the crank. It installs on the passenger-side oil-pan rail and must be trimmed to fit within 0.050 inch of the crank throws.
672HP Pontiac 350

 RRE believes conventional windage trays actually block oil from returning to the sump. Instead, a crank scraper (RRE PN 4223) is used to wipe oil off the crank. It installs on the passenger-side oil-pan rail and must be trimmed to fit within 0.050 inch of the crank throws.  View Related Article

 

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