LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2005 >> Thunderbird >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Engine System-General Information) >> General Procedures >> Crankshaft Runout
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Crankshaft Runout

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
SPECIAL TOOL SPECIFICATIONS

G04583341
Dial Indicator Gauge with Holding Fixture
100-002 (TOOL-4201-C) or equivalent
    NOTE: Crankshaft main bearing journals must be within specifications before checking runout.
  1. Use the Dial Indicator Gauge with Holding Fixture to measure the crankshaft runout.
    • Rotate the crankshaft and subtract the lowest dial indicator reading from the highest dial indicator reading to figure the crankshaft runout. If it is out of specification, install new components as necessary. Refer to ENGINE for the procedure.
      Fig 1: Measuring Crankshaft Runout
      G03933284Courtesy of FORD MOTOR CO.