Model Name:SRX400

Manufacturer:YAMAHA

Model Year:1985

It differed greatly from the SR. It was a modern and sporty model of the new generation. It mounted an air-cooled single engine based on the ones of the XT series that had 4-valve head on its steel square pipe frame.

Specifications:

[Basic spec]

Manufacturer	YAMAHA	Engine Type	4 Cycle Air-Cooled SOHC 4-Valve
Model Name	SRX400	Starter	Kick Starter
Grade	–	Maximum Output (ps)	33ps(24kw)/7000rpm
Drive Train	–	Maximum Torque (kgf/m)	3.4kg-m(33.3N-m)/6000rpm
Model Type	1JL	Curb Weight	168
Displacement	399	Dry Weight	147
Sales Launch Year	1985/0	Fuel Efficiency by Catalog	–
Height/Width/Length	1055/145/2085	Fuel Tank Capacity	15
Seat Height	760	Distance to Empty	–
Front Tire Indication	100/80-18 53S TL	Fuel Supply	Carburetor
Rear Tire Indication	120/80-18 62S TL

[Service data]

Standard Plug	DP7EA-9	Chain Size	520
Number of Used Plugs	1	Chain Link Number	106
Engine Oil Amount	–	Battery Code	FB5L-B
Engine Oil (Refill)	2L	Headlight	12V 60w/55w
Engine Oil (Element Replacement)	2.1L	Headlight Type	H4
Front Blinker Rating	12V 21w	Headlight Remarks	–
Drive Sprocket Teeth Number	14	Tail Light Rating	12V 21w/5w
Driven Sprocket Teeth Number	41	Rear Blinker Rating	12V 21w

[Machine detail]

Motor Model Code	5Y7	Caster Angle	26.0 Degrees
Bore (mm)	87	Trail (mm)	108
Storke (mm)	67.2	Minimum Ground Clearance	145
Compression Ratio	8.8	Distance Between Axes	1390
Ignition Method	Full Transistor	Streering Angle (Right)	–
Engine Lubrication Type	Compulsory Force Feeding Dry Sump	Turning Angle (Left)	–
Frame Type	Double Cradle	Mirror Screw Hole Diameter	10mm
Minimum Rotaion Radius	2.7	Fuel Tank Reserve Capacity	–

[Underbody detail]

Front Brake Type	Single Disc	Suspension Type (Rear)	–
Front Brake Remarks	–	Number of Rear Shock Absorbers	–
Rear Brake Type	Disc	Rear Suspension Stroke	–
Rear Brake Remarks	–	Rear Wheel Travel	–
Suspension Type (Front)	–	ABS	–
Front Fork Type	–	Drive Train	Chain
Front Suspension Stroke	–	Differential Oil Amount	–
Front Fork Diameter	–	Chain Remarks	–

[Equipment]

Seat Lowering Allowance	–	Theft Prevention Device	–
Mirror Screw Hole Diameter	10mm	Tail Light Bulb Type	S25
Mirror Remarks	Use screw type mirror or reverse screw adapter.	Tail Light Base Shape	BAY15D
Electronic Device Remarks	–	Tail Light Base Shape 2	–
Fuel Gauge	–	Tail Light Remarks	Glass Shape G18 Also Installable
Clock	–	Front Blinker Bulb Type	S25
Hazard	–	Front Blinker Base Shape	BA15S/BA15S

[Engine detail]

Clutch Type	Wet Multiple Plate	Tappet Clearance (mm) EX	–
Transmission	5-Stage Normal Shift	Idling Initial Value (rpm)	–
Number of Gears	5	Needle Steps (Clip Location)	–
Gear Ratio	–	Float Level (mm)	–
Primary Reduction Ratio	–	Air Screw Return	–
Secondary Reduction Ratio	2.93	Main Jet Type	–
Variable Speed Vehicle Gear Ratio	–	Main Jet Number	–
Tappet Clearance (mm) IN	–

[Other spec]

Clutch Cable Length	–	Rear Brake Cable Length	360
Choke Cable Length	–	Other Cables	Direct (R)710
Meter Cable Length	–	Engine Number (Production Launch)	–
Throttle Cable Length	–	Engine Number (Production End)	–
Front Brake Cable Length	Direct (R)710

[See Moto Index of YAMAHA]
[See Accessories for YAMAHA SRX400]