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The Moroso windage tray for Chevrolet big-block Mark IV engines is specified for use with part number 21049 and targets Mark IV internal oil-control needs. It helps limit windage and manage oil splash around the crankshaft, supporting more consistent oil pickup during heavy-duty or high-rpm operation. This tray suits projects requiring compatibility with the 21049 Mark IV setup.
Moroso Chevrolet Big Block Mark IV Windage Tray (For Part No 21049)
