Honda Nighthawk CB 750 1991 Service Manual page 79

Cylinder Head ICylinderIPiston
NOTE
Cylinder head service can be done with the engine in the frame.
Requisite Service
.
Hydraulic tappet removal/installation (page 7-2)
-
Carburetor removal/installation (page 5-4)
Exhaust system removal/installation (page 2-2)
Procedure
(6) Oil pipe mounting bolt
(7) Oil pipe bolt
(81 Sealing washer
(9)
Oil pipe
(1
0)
Cylinder head mounting bolt
(1 1) Cylinder head cap nutlwasher
(12) Cylinder head assembly
(131 Cam chain guide
(141 Dowel pin
(15) Gasket
(1 6) Caburetor insulator
(17) O-ring
(1 8) Insulator plate
Remarks
Installation is in the reverse order of removal
Be careful not to let the clips and pins fall into the crank-
case.
Attach a piece of wire to the cam chain t o prevent it from
being dropped into the crankcase, then remove it.
CAUTION
During removal and installation, do not bend the oil
pipes.
Remove the nuts in a crisscross pattern in 2 or 3 steps.
Each insulator plate is indexed.
Two index tabs: No. 1. 2 cylinder
One index tab: No. 3, 4 cylinder