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Old 07-22-2001, 11:15 AM
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Mike Murrell Mike Murrell is offline
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Join Date: Feb 2000
Posts: 2,357
103 motors have an engine block coolant drain plug on the passenger side of the motor. It's below the exhaust manifold, between the #5 and #6 cyl. A 19mm socket should get it loose.
Mike Murrell
1991 300-SEL - Model 126
M103 - SOHC
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