Ford Fusion: Engine System - General Information / Piston Selection. General Procedures

Ford Fusion 2013–2020 Service Manual / Powertrain / Engine / Engine System - General Information / Piston Selection. General Procedures

Check

NOTE: Refer to the appropriate Section 303-01 for the specifications.

NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston.
- Measure the cylinder bore in 2 directions.
- Select a piston size based on the cylinder bore.

Ford Fusion. Piston Selection. General Procedures

NOTE: For precision fit, new pistons are divided into 3 categories within each size range based on their relative position within the range. A paint spot or specific size grade on a new piston indicates the position within the size range.
Choose the piston with the correct paint color or specific size grade.

Piston Ring End Gap. General Procedures

Special Tool(s) / General Equipment Feeler Gauge Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...

Piston Diameter. General Procedures

Check NOTE: Refer to the appropriate Section 303-01 for the specification. Measure the piston diameter 90 degrees from the piston pin and 41 mm (1...

Other information:

Ford Fusion 2013–2020 Service Manual: Valve Cover. Removal and Installation

Special Tool(s) / General Equipment Hose Clamp Remover/Installer Materials Name Specification Flange SealantCU7Z-19B508-A WSS-M2G348-A11 Motorcraft® Metal Surface Prep WipesZC-31-B - Engine Oil - SAE 5W-20 - Synthetic Blend Motor OilXO-5W20-Q1SP WSS-M2C945-B1 Removal Release the fuel system pressure...

Ford Fusion 2013–2020 Service Manual: Active Torque Coupling Clutch. Removal and Installation

Special Tool(s) / General Equipment 205-126 (T78P-4851-A) Holding Fixture, Drive Pinion Flange Tire Lever Materials Name Specification Motorcraft® Silicone Gasket and SealantTA-30 WSE-M4G323-A4 Removal NOTICE: When replacing the RDU clutch, the ACT coil and yoke are a matched set and must be replaced also...

Fuel Quality

Choosing the Right Fuel

Ford Fusion. Fuel Quality

Your vehicle is designed to operate on regular unleaded gasoline with a minimum pump (R+M)/2 octane rating of 87.