Specifications

 Specifications

HONDA 901cc D.O.H.C. Four
		FR BRAKE PADS	RR BRAKES PADS
	CB900FZ-FA 80-81	VD112x2	VD112
	CB900FB-2B-C-2C 82-84	VD123x2	VD123
		CHAIN pitch x lgth	FR SPROCKET pat x teeth	RR SPROCKET pat x teeth
	CB900FA,FB,FC,FZ	50VM-106	339-17	334-44
	CB900F2B,F2C,F2D	50VM-106	339-17	334-44
	CB900 BOL D'OR 79-82	50VM-106	339-17	334-44
	CB900RR,RN,RS	50ZL-108	333-16	302-42
		FORK SEALS size in mm	FORK OIL CAPACITY in cc's (ml)
	CB900FA/FZ 79-80	35-48-11	190cc
	CB900FB/F2B 81	39-50-11	320cc
	CB900FC/F2C 82	39-52-11	395cc
	CB900FD/F2D 83	37-50-11
		FRONT TIRE	REAR TIRE
	CB900F2	100/90-19 VB	130/80-18 VB
	CB900FZ,FA,FB,F2B	100/90-19 VB	120/90-18 VB
	CB900FC,D,F2C,D	100/90-18 VB	130/80-18 VB
		BATTERY
		type	CHARGE RATE in amp/hours
	ALL	CB14LA2	4A
		BULBS
		Headlight	Indicators
		12V60/55H4	12V21SCC
		REGULATOR MAX OUTPUT in Volts
		14.5V
		SPARK PLUGS
		type	gap
		DR8ES	0.7MM
		RESISTANCES    GAP
		Air gap 0.6MM
		TIMING
		10 deg @ 1000rpm to 28.5 deg @ 3100rpm
		COIL RESISTANCES
		Primary	Secondary
		2.5 OHMS	12K
		ENGINE SPECIFICATION
		Bore	Stroke	Comp
	CB900F & F2	64.5mm	69mm	142-198psi
		OILFILTER	CAPACITY
		partcode	in litre
	CB900FZ,FA,FB,F2B	SF4004	4.5ltr
	CB900F2C,FD,F2D	SF4004	4.5ltr
	CB900FZ,FA,FB,F2B	SF4004	4.5ltr
	CB900F2C,FD,F2D	SF4004	4.5ltr
		WEIGHTS (dry)
	CB900F	233kg
	CB900FB	232kg
	CB900F2B	245kg
	CB900FC-FD	242kg
	CB900F2C-F2D	253kg
		IDENTIFICATION OF MODEL
	(JAN 79) CB900FZ intro, 4 into 2 exhausts, 5-spd, triple disc brakes, Double cradle frame.    (FEB 80) CB900FA replaces the CB900FZ, air assisted forks intro and Comstar wheels, other spec the same   (FEB 81) CB900FB (SC01-2200028) Replaces CB900FA, same spec, Gold finished wheels, twin brake calipers on front, finished in Red, Black or Blue    (MAR 81) CB900F2B (SC01-4000342) intro, new finishes only, Red and Silver (FEB 82) CB900FB(SC01-2203237) & CB900F2B(SC01-4009474) Disconti (FEB 82) CB900FC(SC09-2000001) intro, remote reservoire shocks boomerang Comstar wheels, anti dive forks,  (FEB 82) CB900F2C(SC09-4100424) intro, same spec as CB900FC, half fairing, finished in Red or Silver (FEB 83) CB900FD(SC09-4100001) Replaces CB900FC, same spec, revised graphics, finished in Red, White or Blue   (MAR 83) CB900F2D(SC09-4100811) Replaces the CB900F2C same spec half fairing  (OCT 84) CB900FD & CB900F2D Both discontinued     DIRECT IMPORT        (1980-83) CB900 CUSTOM Reverse Comstar wheels, twin shock shaft drive, triple disc brakes, leading axle forks,stepped seat 4 chrome silencers, gearbox has 5 spd with range selector of  high or low ratio