Editing Yamaha RZ250R

{{Motorcycle
|name             = Yamaha RZ250R
|photo=Yamaha-RZ250R-84--2.jpg
|aka              = 
|manufacturer     = Yamaha
|parent_company   =
|production       = 1984 - 1985
|model_year       =
|predecessor      =
|successor        =
|class            = Sport Bike
|engine           = Liquid Cooled, Two Stroke, Parallel Twin Cylinder
|bore_stroke      =
|compression      = 6.2 :1
|top_speed        =
|power            = 35.0 HP (26.1 KW) @ 8000RPM
|torque           = 22.13 ft/lbs (30.0 Nm) @ 8000RPM
|fuel_system      =
|ignition         = CDI
|spark_plug       =
|battery          =
|transmission     = 6 Speed
|frame            =
|suspension       =Front: Telescopic forks <br>
Rear: Monocross
|brakes           =Front: Single 267mm disc <br>Rear: Drum
|front_tire       = {{tire|3.00-18}} 
|rear_tire   	  = {{tire|3.50-18}} 
|rake_trail       =
|wheelbase        =
|length           =
|width            =
|height           =
|seat_height      = 785 mm / 30.9 in
|dry_weight       = 139 kg / 306.4 lbs
|wet_weight       =
|fuel_capacity    = 16.5 Liters / 4.3 US gal
|oil_capacity     = 1.6 Liters
|recommended_oil=Yamalube 10w-40
|fuel_consumption =
|turning_radius   =
|related          =
|competition      =
}}
The '''[[Yamaha]] RZ 250R''' was a Liquid Cooled, Two Stroke, Parallel Twin Cylinder Sport Bike [[motorcycle]] produced by [[Yamaha]] in 1984. Max [[torque]] was 22.13 ft/lbs (30.0 Nm) @ 8000 RPM. Claimed [[horsepower]] was 35.0 HP (26.1 KW) @ 8000 RPM.  The standard two stroke RZ 250R makes 35 HP but, with it's dry weight of just 139 kg; it gets along very well and will reach around 170 kph plus. These have always been very popular bikes for racing and modification so there are plenty of after market parts for extra power, better handling and cosmetic upgrades.


==Engine==
The engine was a Liquid cooled cooled Two stroke, parallel twin. The engine featured a 6.2 :1 [[compression ratio]].  

==Drive==
Power was moderated via the Wet multi-plate.  

==Chassis==
It came with a 3.00-18 front [[tire]] and a 3.50-18 rear tire. Stopping was achieved via Single 267mm disc in the front and a Drum in the rear. The front suspension was a  Telescopic forks while the rear was equipped with a Monocross. The RZ250R was fitted with a 16.5 Liters / 4.3 US gal fuel tank. The bike weighed just 139 kg / 306.4 lbs.  
== Photos ==
[[File:Yamaha-RZ250R-84--2.jpg|600px|Yamaha RZ250R]]
[[File:Yamaha-RZ250R-84.jpg|600px|Yamaha RZ250R]]
[[File:Yamaha-RZ250R-85.jpg|600px|Yamaha RZ250R]]
[[File:yamaha-rz-250r-1984-1988-4.jpg|600px|1984 - 1988 Yamaha RZ 250R]]
[[File:yamaha-rz-250r-1984-1988-0.jpg|600px|1984 - 1988 Yamaha RZ 250R]]

== Overview ==

Yamaha RZ 250R





















{|  class="wikitable"
|- 
!Year
|1984 -85
|- 
!Engine Type
|Two stroke, parallel twin
|- 
!Displacement
|247 cc / 15.0 cu-in
|- 
!Bore X Stroke
|54 х 54 mm
|- 
!Cooling System
|Liquid cooled
|- 
!Compression
|6.2 :1
|- 
!Lubrication
|Autolube
|- 
!Oil Capacity
|1.6 Liters
|- 
!Induction
|2x Mikuni VM28 SC carburetor
|- 
!Ignition
|CDI
|- 
!Starting
|Kick
|- 
!Max Power
|35.5 hp / 26.1 kW @ 8500 rpm
|- 
!Max Torque
|30.2 Nm / 3.1 kgf-m@ 8000 rpm
|- 
!Clutch
|Wet multi-plate
|- 
!Transmission
|6 Speed
|- 
!Final Drive
|Chain
|- 
!Front Suspension
|Telescopic forks
|- 
!Rear Suspension
|Monocross
|- 
!Front Brakes
|Single 267mm disc
|- 
!Rear Brakes
|Drum
|- 
!Front Tire
|3.00-18
|- 
!Rear Tire
|3.50-18
|- 
!Seat Height
|785 mm / 30.9 in
|- 
!Ground Clearance
|165 mm / 6.4 in
|- 
!Dry Weight
|139 kg / 306.4 lbs
|- 
!Fuel Capacity
|16.5 Liters / 4.3 US gal

|}
{{Yamaha}}
[[Category:Yamaha motorcycles|RZ250R]]