1951 Ariel Square Four

Year: 1951
GENERAL
Make: Ariel
Model: Square Four
Retail New: $658 (1952)
Retail Current: $5,000-$9,500
CHASSIS
Frame: Steel diamond
Wheelbase: 1,422mm (56in)
Seat Height: 737mm (29in)
Front Tire: 3.25in x 19in
Rear Tire: 4.00in x 18in
Front Brakes: 178mm (7in) single-leading-shoe drum
Rear Brakes:
Front Suspension: Telescopic forks, no adjustment
Rear Suspension: Twin link-and-plunger units, no adjustment
Instrumentation:
ENGINE
Engine Type: Square four
Engine Displacement: 997cc
Bore x Stroke: 65mm x 75mm
Valve Train: Overhead
Valves per Cylinder: 2
Valve Adjustment:
Compression: 6:1
Carburation: 26mm Solex
Ignition: coil and points
Starting System: Kickstart
Lubrication:
Cooling System: Air
WEIGHT AND FUEL ECONOMY
Dry Weight: 197kg (433lb)
Wet Weight:
Load Capacity:
GVWR:
Fuel Capacity: 18 ltr (4.8gal)
Average MPG: 40-55
Gallons to Reserve:
Range to Reserve:
TRANSMISSION
Clutch: Wet, multiplate
Number of Gears: 4
Final Drive: Chain
PERFORMANCE
Charging Output:

Battery: 6v
Power: 34hp @ 5,400rpm
Torque:
Top Speed: 100mph (est.)
RPM @ 60:
Standing 1/4:
0-60:

The Motorcycle Database is a research directory for specifications on all of your favorite classic motorcycles. You can search the database by motorcycle year, make and/or model, and enjoy detailed results from mechanical specs to performance information to original and current sale values

Year:
Make:
Model:

Help us complete the Motorcycle Database! If you can’t find a certain year, make or model and have some or all of the information, please add it to our database.

Click here to submit data to the Motorcycle Database.





The sound and the fury: celebrate the machines that changed the world!
First Name: *
Last Name: *
Address: *
City: *
State/Province: *
Zip/Postal Code:*
Country:
Email:*
(* indicates a required item)
Canadian subs: 1 year, (includes postage & GST). Foreign subs: 1 year, . U.S. funds.
Canadian Subscribers - Click Here
Non US and Canadian Subscribers - Click Here
 

Motorcycle Classics is America's premier magazine for collectors and enthusiasts, dreamers and restorers, newcomers and life long motorheads who love the sound and the beauty of classic bikes. Every issue  delivers exciting and evocative articles and photographs of the most brilliant, unusual and popular motorcycles ever made!

Save Even More Money with our RALLY-RATE plan!

Pay now with a credit card and take advantage of our RALLY-RATE automatic renewal savings plan. You save an additional $4.95 and get 6 issues of Motorcycle Classics for only $24.95 (USA only).

Or, Bill Me Later and I'll pay just $29.95 for a one year subscription!