Honda CRF450RX 2020 Owner's Manual & Competition Handbook page 94

16. Remove the cylinder head hanger bolts (13).
Remove the cylinder head hanger plate bolts
(14), left cylinder head hanger plate (15) and
right cylinder head hanger plate (16).
Left side:
(15)
Right side: (16)
(14)
(13)
(13) cylinder head hanger bolts
(14) cylinder head hanger plate bolts
(15) left cylinder head hanger plate
(16) right cylinder head hanger plate
17. Remove the cylinder bolt (17).
18. Remove the cylinder head bolts, washers (18)
and cylinder head (19).
Loosen the bolts in a crisscross pattern in two or
(14)
three steps.
Do not let the washers and cam chain fall into the
crankcase.
(13)
(19)
(17) cylinder bolt
(18) cylinder head bolts and washers
(19) cylinder head
Piston/Piston Rings/Piston Pin
19. Remove the dowel pins (20) and cylinder head
gasket (21).
Do not let the dowel pins and cam chain fall into
the crankcase.
(20)
(17)
(18)
(20) dowel pins
(21) cylinder head gasket
20. Remove the cam chain guide (22) from the
cylinder (23).
(22)
(22) cam chain guide
(23) cylinder
(21)
(23)
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