Ford Mustang (1999-2004) Service Manual: Crankshaft - Connecting Rod Journal Taper, Out of Round

Ford Mustang (1999-2004) Service Manual / Engine / Engine System - General Information / Crankshaft - Connecting Rod Journal Taper, Out of Round

1. Measure the crankshaft connecting rod journal diameters in two directions perpendicular to one another at each end of the connecting rod journal. The difference in the measurements from one end to the other is the taper. Verify measurement is within the wear limit.

  • Refer to the appropriate section in Group 303 for the procedure.
  • If out of specification, install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.

Crankshaft - Connecting Rod Journal Taper, Out of Round

Cylinder Bore -Taper

1. Measure the cylinder bore at the top, middle, and bottom of piston ring travel in two directions as indicated. Verify the cylinder bore is within the wear limit. The difference indicates the cylinder bore taper. Bore the cylinder to the next oversize.

  • Refer to the appropriate section in Group 303 for the procedure.

Cylinder Bore -Taper

Cylinder Bore -Out-of-Round

1. Measure the cylinder bore in two directions. The difference is the out-of-round. Verify the out-ofround is within the wear limit and bore the cylinder to the next oversize limit.

  • Refer to the appropriate section in Group 303 for the procedure.

Cylinder Bore -Out-of-Round

    Crankshaft Runout
    Special Tool(s) Dial Indicator Gauge with Holding Fixture 100-002 (TOOL-4201-C) or equivalent 1. NOTE: Crankshaft main bearing journals must be within specifications before checki ...

    Piston Inspection
    Special Tool(s) Scraper, Piston Ring Groove 303-D033 (D81L-6002-D) or equivalent CAUTION: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can o ...

    Other materials:

    Valve - Seat Inspection
    Valve and Seat Refacing Measurements CAUTION: After grinding valves or valve seats, check valve clearance. 1. Check the valve head and seat. Check valve angles. Check margin width. Refer to the appropriate section in Group 303 for the procedure. ...

    Crankshaft Rear Seal
    Special Tool(s) Impact Slide Hammer 100-001 (T50T-100-A) Remover, Crankshaft Rear Seal 303-519 (T95P-6701-EH) Replacer, Rear Crankshaft Seal 303-516 (T95P-6701-BH) Spacer, Rear Crank Seal Replacer 30 ...

    Disassembly
    1. WARNING: To avoid risk of serious personal injury, follow all warnings, cautions, notes and instructions in the driver air bag removal and installation procedure. Remove the steering column (3C529). For additional information, refer to Column in this s ...