Tuesday, 30 June 2015

YAMAHA RD350

04:11 Posted by Unknown No comments
VEHICLE SUMMARY
TypeClassic Commuter
ShadesSilver, Red, Black
Production1973 (Japan), 1983 (India)
FrameTubular, double cradle
ExhaustTwin Chrome Exhausts
ENGINE, POWER & TORQUE
Displacement347 cc
Maximum Power30.5 BHP @ 6750 rpm (India), 39 BHP @ 7500 rpm (Japan)
Maximum Torque32.3 NM @ 6500 rpm (India), 37.2 NM @ 7000 rpm (Japan)
Engine Description2-stroke, Twin Cylinder (Parallel), Air-cooled, Torque Induction with Twin Carburettor
IgnitionBattery, dual coils, breaker points
LubricationAutolube
Compression Ratio6.2 : 1
Bore64 mm
Stroke54 mm
Number of Cylinders2
Air Filter TypeDisposable dry paper
Induction System2, Mikuni VM28 SC
TRANSMISSION
Gearbox6-speed constant mesh (1-down 5-up pattern)
ClutchWet, multi-plate
Gear Ratios1st - 19.86:1, 2nd - 12.74:1, 3rd - 9.45:1, 4th - 7.46:1, 5th - 6.37:1, 6th - 6.63:1
Primary driveHelical cut gears
Final DriveChain
BRAKES
Front Brake180mm Drum (India), Single 267mm disc 2 piston caliper (Japan)
Rear Brake180mm Drum (India), 180mm Drum (Japan)
SUSPENSION
Front SuspensionTelescopic fork oil-damped
Rear SuspensionSwing arm Coil spring with air damped
WHEELS & TYRES
Front Tyre3.00 x18" - 4PR
Rear Tyre3.50 x18" - 4PR
Wheel TypeSpoke Wired Wheels
Tubeless Tyres
Alloy Wheels
BATTERY
Capacity5.5AH
Voltage12V
DIMENSIONS, WEIGHT & CAPACITIES
Overall Length2040 mm
Overall Width835 mm
Overall Height1110 mm
Ground Clearance155 mm
Seat Height800 mm
Wheelbase1320 mm
Dry Weight143 kg
Kerb/Wet Weight155 kg
Fuel Tank Capacity16 litres
Oil tank capacity2 litres
Turning Circle2300 mm
Handlebar Width990 mm
PERFORMANCE & MILEAGE
0-100 kmph7.0 secs
0-150 kmph16.0 secs
Top Speed150-170 kmph
Mileage (City, approx.)20 kmpl
Mileage (Highway, approx.)30 kmpl
Mileage (Combined, approx.)25 kmpl
Mileage (Certified)38 kmpl
INSTRUMENT CONSOLE
SpeedometerAnalog
TachometerAnalog
OdometerAnalog
COMFORT & CONVENIENCE
Electric Start
Step-up Seat/Split Seat
Pillion Backrest
Pillion Footrest
OTHER SPECIFICATIONS
Climbing Ability28 degree
Rake27.5 degree
Trail104 mm

Yamaha RD350 Review

05 May, 2015 12:08 PM

Overview

Performance has always been a key factor in the Yamaha portfolio from a long period of time. The bikes developed at Yamaha always have something special in them. Decades back, Yamaha was known for its heavily accelerated bikes, which were much ahead of their time. One of them was the Yamaha RD350. 

Style & Design

The iconic classic appeal of the RD 350 is an endless era of style, which won't change even after a long period of time. The time it was launched, it was a style icon. A naked racer of its time, it uses a lot of chrome. Chrome rims, chrome mudguards and chrome silencer's were the main features of attention and they are still on their duty. 

Instrument Console

The RD 350 was quiet ahead of its time and featured an analogue tachometer, making it feel more like a race bike of the time. Use of chrome was absent on the console, but it has the necessary indications of neutral, high beam and the indicator lights nicely place on it. 

Engine & Performance

The RD350 gets a 347cc, 2 stroke, parallel twin cylinder, air-cooled engine. It also features torque induction with twin carburettor. The engine produces 30.5 BHP @ 6750 rpm and 32.3 NM @ 6500 rpm. Being the first twin cylinder sports bike of India, it was a rock star of its time. In the slow era of 80's, it could easily cross the 100 kmph mark in 8 seconds, making it easily up to 130-150 kmph. 

Braking & Suspension

The braking was handled by 180 mm drum braking unit, both for the front as well as rear tyre. Achieving such high speeds with drum brakes was the most risky part of the RD 350 as at that time disc brake was considered deadly by misconceptions and old school thoughts in India. The suspension was telescopic forks for the front and swing arm, coil spring with air damping at the rear. 

Ride & Comfort

The RD350 provides considerably lower seat height, making it easy to control and not just that, the handle bar positioning has also been kept standard, resulting into a comfortable position for every ride. The large 18 inch tyre size is dominating on every road type, making it an all-rounder by nature..

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