Piston Rings
- Install rings with "R" or "RN" mark facing upward. Install oil ring spacer first, then rails. Position piston ring gaps 45 degrees apart. Lubricate all internal surfaces with engine oil before installation.
- Ensure arrow on piston head faces front of engine (crankshaft pulley side). Ensure "77E" mark on connecting rod faces front of engine. See Figure. Install cylinder head and oil pump. To complete installation, reverse removal procedure.