QUESTIONNAIRE

 

ON THE

 

 

NORTON, B.S.A. MATCHLESS

ARIEL AND ROYAL ENFIELD MOTOR CYCLES

 

______________________

PREPARED BY THE

ROYAL ARTILLERY MECHANICAL TRACTION SCHOOL

______________________

 

 

R.A.M.T.S. 14/4

OCTOBER. 1943.

 

 

     
  Particulars of D.M.E., Circulars  
  affecting Norton, B.S.A. Matchless, Ariel and Royal Enfield Motor-  
  cycles, available up to October, 1943.  
 

Engine Data Sheet

  
       
  Norton Motorcycle B.S.A. Motorcycle  
  Engine capacity. 490 c.c. Engine capacity. 496 c.c.  
  Single cylinder Single cylinder  
  Side valve engine Side valve engine  
  Tappet clearance - Tappet clearance -  
  Inlet         .004": adjusted when Inlet        .010": adjusted when  
  Exhaust   .006": cold Exhaust   .012": cold  
       
  Matchless Motorcycle Ariel Motorcycle  
  Engine capacity. 350 c.c. Engine capacity. 350.c.c.  
  Single cylinder Single cylinder  
  Overhead valve engine Overhead valve engine  
  Tappet clearance - Tappet clearance -  
  Inlet         Nil) adjusted when Inlet         Nil) adjusted when  
  Exhaust   Nil) cold Exhaust   Nil) cold  
       
    Royal Enfield Motorcycle  
    Engine capacity. 350 c.c.  
    Single cylinder  
    Overhead valve engine  
    Tappet clearance -  
    Inlet        Nil  
    Exhaust   -   Just perceptible ) adjusted when  
                       up and down play ) cold  
     
  2335-(1)  
     

   

  Particulars of D.M.E., Circulars
  affecting Norton, B.S.A. Matchless, Ariel and Royal Enfield Motor-
  cycles, available up to October, 1943.
         
 

Circular No.

Date

Purport  

IMMEDIATE ACTION

Motorcycle
  B.40 28-10-40 Fitting of Security Bolts to prevent damage to valves Norton
  B.80 03-12-40 Substitution of separate horn push for combined horn push and dipper switch. B.S.A.
  B.147

08-01-41

 Bolt, rear stand. Lock-nut for bolt, rear stand. B.S.A.
  B.71 03-02-41 Fitting of security bolts to prevent damage to valves. B.S.A, Matchless Ariel, R.Enfield
  B.54 05-04-41 Throttle handle bar control Matchless
  B.116 29-04-41 Fitting Compression plate Matchless
  B.141 12-05-41 Fitting of new headlamp mask and removal of dipper switch. All M/C’s
  B.71/1 31-05-41 Amendment to 71. Delete ”B.S.A.” and insert “Indian Machines”. B.S.A.
  B.140 09-06-41 Lamp instrument panel and inspection. Matchless
  B.133 14-06-41 Modification to oil scavenging pump. R.Enfield
  B.158 06-07-41

1. Saddle front mounting. 2. Battery fixing bolt.

 B.S.A.
  B.125 21-07-41 Provision for immobilizing. All M/C’s
  B.195 10-09-41 Fork springs – Shock absorber adjustment hand control. B.S.A.
  B.118 30-10-41 Washer, rear brake drum flange bolts B.S.A.
  B.147 08-11-41 Bolt, rear stand. Lock-nut for bolt, rear stand. B.S.A.
  B.259 31-01-42 Engine lubrication. Dipstick. R.Enfield
  B.272 23-02-42 Fitting of pannier bags and pillion seat conversion sets. R.Enfield
  B.155  06-03-42 Fitting pannir bags and pillion seat conversion sets. Norton
  B.173 08-04-42 Carburetter – adjustment for petrol economy. B.S.A. Norton
  B.274 10-05-42 Fitting pannier bags and pillion seat conversion sets. B.S.A.
  B.278 17-05-42 Modification to clutch gearbox and back stand. New lock washer and alteration to pinch bolt. Ariel
  B.301 21-05-42 Spanner for dynamo securing strap nut. All M/C’s
  B.273 12-06-42 Fitting of pannier bags and pillion seat conversion sets. Ariel
  B.195 16-07-42 Locking plate for valve rocker box caps. Ariel
  B.289 29-07-42 Kickstarter - Safety spring clip. Ariel
  B,305 21-11-42 Carburetter jets and chokes R.Enfield
  B.365 12-01-43 Electrical cables - risk of fire. R.Enfield
  B.305/1 21-01-43 Amendment to B.305. for Fulham Read Feltham. R.Enfield
  B.417 31-03-43 Dynamo bracket screw at driving pinion end of Lucas Magdyno. Norton, B.S.A.,   Ariel, R.Enfield

 

  Particulars of D.M.E., Circulars
  affecting Norton, B.S.A. Matchless, Ariel and Royal Enfield Motor-
  cycles, available up to October, 1943.
         
 

Circular No.

Date

Purport

WHEN NECESSARY

 Motorcycle
  B.18 10-09-40 Modification. Front forks, Rear tank bracket and Rear brake cover plates. R.Enfield
  B.18/1 22-09-40 Front forks - welded type. R.Enfield
  B.19 01-10-40 Petrol tank lugs. (Fracturing). Norton
  B.46 19-11-40 Rear stand and mudguard. Norton
  B.41 24-02-41 Fitting flexible petrol and oil pipes. Norton
  B.81/1 24-04-41 Amendment No.1 B.S.A.
  B.101 19-05-41 Fitting of W.D. panel air cleaner for Mid. East. B.S.A.
  B.212 16-11-41 Modification to horn bracket. Norton
  B.173 08-04-42 Carburetter – adjustment for petrol economy. B.S.A. Norton
  B.257 12-05-42 Fitting panel air cleaner in Mid. East.  Norton
  B.210 15-05-42 Rear stand method of repair. Norton
  B.101/1 07-06-42 Amendment to B.101 B.S.A.
  B.212/1 16--7-42 Amendment No.1. Cancels B.212 Norton
  B.323 31-07-42 Dynamo and regulator wiring. All M/C’s
  B.304 07-09-42 Change speed mechanism - Bushes fitted to cam plate and spring cover plate. Norton
  B.357 22-09-42 Gearbox lubrication - correction. Ariel
  B.324 16-10-42 Clutch controle cable and chain wheel centre Ariel
  B.343 24-11-42 Gearbox camshaft bearing - Kickstarter end. Ariel Matchless
  B.343/1 31-12-42 Gearbox camshaft bearing - Kickstarter end. Ariel Matchless
  B.390 20-01-43 Horn – Revised design and location. B.S.A.
  B.413 17-02-43 Petrol pipes. Norton
  B.433 01-07-43 Road Wheel Hubs and Spokes. R.Enfield

 

  Particulars of D.M.E., Circulars
  affecting Norton, B.S.A. Matchless, Ariel and Royal Enfield Motor-
  cycles, available up to October, 1943.
         
 

Circular No.

Date

Purport  

GENERAL INSTRUCTIONS

Motorcycle
  B.81 03-12-40 Revision of spares lists consequent when modification to handlebar controls and cables. B.S.A.
  B.81/1 24-04-41 Amendment No.1 B.S.A.
  B.106 26-04-41 Dublchek Schrader valve caps. All M/C’s
  B.174 08-08-41 Ignition timing. All M/C’s
  B.211 14-10-41 Procedure for reporting faults on A.F.G.889. All M/C’s
  B.118 30-10-41 Washer, rear brake drum flange bolts B.S.A.
  B.217 31-10-41 Maintenance of Spark Plugs All M/C’s
  B.260 31-10-41 Kickstarter ratchet gears. All M/C’s
  B.407 04-02-42 “Target” fuel consumption figures, (M.P.G.) All M/C’s
  B.200 20-03-42 Tyre Pressure. All M/C’s
  B.127 16-05-42 Method of fitting chevron tyres. All M/C’s
  B.310 10-06-42 Clutch adjustment and controls. B.S.A.
  B.268 12-06-42 Replacement of Tecalemit grease nipples. All M/C’s
  B.313 08-07-42 Initial Inspection. All M/C’s
  B.325 08-08-42 Limit of wear outer covers. All M/C’s
  B.357 22-09-42 Gearbox lubrication - correction. Ariel
  B.402 21-11-42 Handlebar grips – rubber substitute, method of fixing to handlebars, and twist grip rotors. All M/C’s
  B.400 21-01-43 List of tyre pressures. (Cancels B.200). All M/C’s
  B.456 25-02-43 New range of lubricants W.D. “B” Vehicles. All M/C’s
  B.345 11-05-43 Security bolt (front wheel). All M/C’s
  B.400/1 12-05-43 Amendment to B.400. All M/C’s
  B.517 16-07-43 Defects, rendition of A.F.G.889 in accordance with A.C.I.2240 of 1942 (Cancels B.211) . All M/C’s