Detroit Diesel 71 Series Blower End Plate Cover - Used Core

Detroit Diesel 71-series Roots blower end plate / bearing cover, suitable as a rebuildable core for 3-71 / 4-71 / 6-71 two-cycle inline engines used in marine, industrial, and generator service. Cast aluminum housing with twin rotor bearing bores and full perimeter bolt flange. Condition: used core — paint flaking, surface oxidation and staining, chipping around the upper bore rim; sold for rebuild or as a pattern/reference casting. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Quote is subject to final fitment confirmation by engine/transmission serial number, part number, photos, and supplier availability. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.