Royal Enfield Interceptor 650 - Service manual > Engine Inspection

Engine / Engine Inspection


  • Remove off carbon deposits by scraping gently.
  • Use soft blunt objects to clean.
  • Wash components with recommended solvents.
  • Ensure area is clean and dry before inspection.

Engine Inspection

See also:

 Royal Enfield Interceptor 650 - Service manual > Splitting Crankcase

Ensure the upper crankcase is supported firmly on suitable wedges with the lower crankcase facing upwards. Gently separate the lower crankcase from the upper crankcase by slightly tapping on the tabs (a) provided in lower crankcase, to release from the dowels and sealing gasket material. Remove lower crankcase along with the gear selector drum, from the upper crankcase.

 Royal Enfield Interceptor 650 - Service manual > Cylinder Head

Cylinder Head Inspection Inspect cylinder head carefully for any cracks, blow holes or damages - especially in the inlet and exhaust ports. Place thick straight edge across cylinder head gasket seating surface. Insert pointed feeler gauge of 0.01 mm thickness between straight edge and cylinder head. Inspect and ensure 4 locations (a, b, c, d) on cylinder head are at same level. Ensure feeler enters properly at marked places.