Cummins 3866346 Marine Engine Mount Isolator (Barry Controls 27166-2) - Used

Cummins Marine engine mount / vibration isolator, OEM part number 3866346, isolator built by Barry Controls (vendor number 27166-2). Cast upper bracket with center through-bolt, bonded rubber isolating element, and four-hole bolt-down base — the type of mount used to support a marine diesel engine or marine gear on its bed rails. Application: Cummins Marine — specific engine/gear model and mount position not verified. Condition: used take-off, untested. Surface rust and shop dirt; elastomer appears intact but has not been load-tested or measured for set. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.