Royal Enfield Interceptor 650 - Service manual > Rocker Arms in Carriers LH and RH

Engine / Engine Assembly / Rocker Arms in Carriers LH and RH

Exhaust rocker arm in carrier "L"

  • Place the carrier (a) on a work table with the mark "L" facing upwards.

Engine Assembly

  • Gently depress the spring (a) and install into rocker carrierrs (b).

Engine Assembly

  • Locate rocker arm (b) with the marking "EL" into carrier "L" duly ensuring the following.
  • The roller of the rocker arm is inserted from the side marked "L".
  • The tappet adjustment screws are facing upwards.
  • Ensure the holes are aligned and insert spindle with its small chamfer side in the carrier.
  • Ensure cut away in spindle is correctly aligned to the carrier mounting hole.
  • Align and insert the spindle (c) into rocker carrier and rocker arm.

Intake rocker arm in carrier "L"

  • Locate rocker arm with the marking "IL" into carrier "L" duly ensuring the following.
  • The roller of the rocker arm is inserted from the OPPOSITE side marked "L".
  • The tappet adjustment screws are facing upwards.
  • Ensure the holes are aligned and insert spindle with its small chamfer side in the carrier.
  • Ensure cut away in spindle is correctly aligned to the carrier mounting hole.
  • Align and insert the spindle (c) into rocker carrier and rocker arm.
  • Repeat the above process to assemble rocker arm "ER" and "IR" into carrier "R".

Rocker Carrier on Cylinder Head LH

NOTE

  • Ensure "L" mark on camshaft is aligned to cylinder head.

Engine Assembly

  • Insert special tool (a) in crankcase RH to lock the crankshaft and prevent rotation.

Engine Assembly

  • Ensure the tappet adjuster locknuts and adjusters are fully loosened on the intake and exhaust rocker arms.
  • Assemble rocker carrier LH (a) on cylinder head LH such that tappet adjusters are above the inlet and exhaust valves.
  • Assemble 4 Nos. Hex flange head bolts (M6) (b) on rocker carrier and tighten in a crisscross pattern to torque specified torque.

Engine Assembly

Engine Assembly

  • Remove special tool from crankcase RH side.

Rocker Carrier on Cylinder Head RH

  • Rotate magneto (a) clockwise and ensure reference mark "R" is aligned with cylinder head.

Engine Assembly

  • Ensure the tappet adjuster locknuts and adjusters are fully loosened on the intake and exhaust rocker arms.
  • Assemble rocker carrier RH (a) on cylinder head RH such that the tappet adjusters are above the inlet and exhaust valves.
  • Assemble 4 Nos. Hex flange head bolts (M6) (b) on rocker carrier (a) and tighten in a crisscross pattern to specified torque.

Engine Assembly

  • Tighten the bolts (a) to specified torque.

Engine Assembly

  • Ensure the special tools are removed from position after tightening bolts.

    See also:

     Royal Enfield Interceptor 650 - Service manual > Cylinder Head on Cylinder Barrel

    Cylinder head assembly on cylinder barrel Position cylinder head over the barrel such that the exhaust ports are facing towards the front and inlet ports are towards the rear of the engine. Ensure the 2 Nos. dowels (a) and cylinder head gasket are located on the cylinder barrel. Ensure the cam chain pads are positioned correctly and route the cam chain from the lower side of the cylinder head to the top. Support cam chain suitably to prevent it from falling into cylinder head.

     Royal Enfield Interceptor 650 - Service manual > Tappet Clearance Adjustment

    Tappet Clearance Cylinder head LH Ensure "L" mark on camshaft (a) is aligned to cylinder head. Ensure the flat edge of the special tool (a) is correctly located in the slot on the camshaft on RH side and the tool is resting correctly on the cylinder head. Gently rotate crankshaft to ensure proper seating of the tool in the camshaft slot and cylinder head. Loosen tappet adjuster screw locknut (a) with special tool and ensure locknut is sufficiently loose. Insert a screw driver into the tappet adjusting tool (b) and ensure it is seated correctly on the adjuster screw (a). Locate feeler strip (a) between adjuster screw and valve stem as per thickness mentioned below. Gently pull out feeler strip (a) and check if it comes out freely OR with resistance. In case feeler strip comes out freely the adjuster screw has to be tightened. In case feeler strip movement is hard, the adjuster screw must be loosened. Tighten/loosen adjuster screw using screw driver, while simultaneously checking correct and smooth movement of feeler strip. Ensure special tool (a) does not rotate while adjusting the screw. After setting correct gap, remove feeler strip, hold screw driver firmly such that the setting DOES NOT gets distrubed and gently lock the lock nut against rocker arm using special tool (a).

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