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Old 03-28-2002, 08:10 AM
mbdoc mbdoc is offline
Join Date: Mar 1999
Location: Tucker, Ga USA
Posts: 12,153
On the 1986 to 89 300E's the RPM cutout is controlled by the fuel pump relay. The 1990-92 cars use the MAS relay & that also is the fuel pump relay. SO these cars shut the fuel off at max engine speed.
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