Сравнительная характеристика: XR600R / XR650R

XR600R / XR650R Comparison Chart
ITEM	XR600R	XR650R	NOTES
Cylinder Angle	15 degrees	13 degrees	More vertical cylinder allows space for radiators and hoses, while maintaining front wheel clearance.
Ignition	oil bath	dry	Reduced parasitic drag. Larger main bearings with left side seal keeps oil out of ignition cavity.
Clutch access cover	none	yes	Magnesium CR-type cover for easier clutch access. Cover is sealed with an 0-ring gasket.
Cylinder head	RFVC	4-valve	Liquid-cooled
Intake valve size	36 mm	37mm	Increased valve area.
Exhaust valve size	31 mm	32mm	Increased valve area.
Valve cover caps	4	2	Less weight, easier valve adjustment.
Bore & Stroke	97 x 80mm	100 x 82.6mm	XR650R piston is 10.6 grams lighter.
Connecting rod length	134mm	140mm	Rod is carbon-nitride treated.
Intake valve lift	8.8mm	9.2mm	Increased valve lift.
Exhaust valve lift	8.5 mm	9.2 mm	Increased valve lift.
Intake cam timing: open closed	5 degrees btdc 40 degrees atdc	15 degrees btdc 45 degrees atdc	XR650R cam uses one intake lobe to operate two intake valves via a forked rocker arm.
Exhaust cam timing: open closed	45 degrees bbdc 5 degrees atdc	45 degrees bbdc 15 degrees atdc	Two exhaust cam lobes operate two exhaust valves via rocker arms.
Cam chain	118 links	122 links	New cam chain is stronger, lighter and quieter.
Cam chain tensioner	1 -way ratchet-type	XR 400-type (spiral spring)
Throttle bore diameter	38 mm	40 mm
Carburetor body material	Zinc	Aluminum	First XR application
Clutch gear teeth	70	71
Primary ratio	2.188	1.651
Clutch springs	4	5	Setting load: XR600R:120 kg XR650R: 108 kg
Primary drive gear	32 teeth	43 teeth
Main shaft	13-tooth	12-tooth	For easier shifting
Countershaft	straight-spline	involute-spline	For easier shifting
C-1 gear	31 teeth	37 teeth
M-2 gear	17t	16t
C-2 gear	28t	34t
M-3 gear	20t	19t
C-3 gear	25t	31t
M-4 gear	23t	21t
C-4 gear	23t	28t
M-5 gear	25t	26t
C-5 gear	21t	29t
Final drive	14/48	14/48	Rear sprocket material is stronger
Shift fork guide shaft diameter	7.4 mm	9.0 mm	For less flex, allowing smoother shifts with less effort
Rear disc brake diameter	220 mm	240 mm	Increased stopping power
Rear axle diameter	17 mm	20 mm	Increased rigidity
Chain adjuster	Snail-type	CR-type	Swingarm end is closed
Front brake hose	2-ply vinylon chloride	Kevlar braided
Front fork	Showa 43mm	Kayaba 46mm	Increased rigidity
Front fork cartridge diameter	20 mm	25 mm
Front fork underhang	116 mm	75 mm
Front fork adjustment	Preload, compression	Compression and rebound damping
Shock/stroke	Showa/83mm	Kayaba/110mm	Increased travel
Upper shock bearing	Helical	Needle
Exhaust head-pipe material	Steel	Stainless-steel
Radiator core size	None	105 x 285 x 24 mm
Fuel tank capacity	2.7 gallons	2.6 gallons
Shift lever	Steel	Aluminum
Rear brake pedal	Steel	Aluminum
Throttle effort	10.0 kg/cm	7.8 kg/cm	22 percent less effort
Clutch effort	6.4 kg	5.8 kg	10 percent less effort
Warranty period	6 months	6 months
Engine guard	Aluminum tube	1-piece high-impact plastic
Cylinder	Steel liner	Nikasil	Lighter, cooler-running structure using gravity die cast aluminum construction
Case screws	5mm Allen	8mm hex-head	Easier maintenance
Removable subframe	No	Yes	Three-bolt removal
Decompression lever	Separate	Integrated on top of clutch lever
Rake/trail	27.0 degrees/ 105mm	27.8 degrees/ 111mm
Wheelbase	57.3 inches	58.3 inches
Engine weight	98 pounds	88 pounds

Information provided by Honda