Flyers & Advertising
Norton & related advertising
Norton brochures
Singles
Norton Singles Lubrication
by John Basham
Twins
Norton All Models Manual from 1968
by Norton Villiers Ltd. (pdf)
Engine
Norton heavy twins cylinder heads
by Dyno Dave Comeau
Automatic timing chain adjuster-twin chain motors
by Dyno Dave Comeau
Norton heavy twins cam profile survey
by Dyno Dave Comeau
Norton Heavy Twin Cam Hardness/Softness
by Dyno Dave Comeau
Norton heavy twin - crank case evolution
by Dyno Dave Comeau
Gearbox
Primary/Clutch
Easy Pull, No Drag, No Slip Commando Clutch
by Dyno Dave Comeau
Commando clutch packs
by Dyno Dave Comeau
Atlas belt drive
No mod usually goes without a hitch, this one was no exception. by Dyno Dave Comeau
Dommi/Atlas Clutch Rod Seal
by Dyno Dave Comeau
Oil/Lube
Commando oil filter cross reference
by Dyno Dave Comeau
Oils and Temperature Testing
(pdf) by Alan Goldwater
Oil Seal Testing
(pdf) by Alan Goldwater
Norton oil pump & wet sumping
Drawing of the Nortech mod (now out of business?) that was done to Frank D. oil pump and cover, worth doing if your pump is not up to snuff. AMR may be doing this mod now. by Dyno Dave Comeau
Breather Valve Fixes Oil Leaks
(pdf) by Alan Goldwater
Oil filter bracket for a slimline frame.
By Dyno Dave Comeau
Frame&Fittings
frame#s
by Dyno Dave Comeau
Ross Elliot has supplied
plans for a P11 skid plate
and
clamps
for those unable to find one in usable condition.
Mountings/Isolastics
Measurements of front ISO compression rates.
Front ISO rates
by Dyno Dave Comeau
Front Suspension
Atlas/Commando Forks
by Dyno Dave Comeau
Roadholder modifications the whole story
by Peter Crespin
Wheels-Brakes-Tires
Installing a Bicycle Speedometer
(pdf) by Jeffrey Potter
Brake Pad Tests
(pdf) by Alan Goldwater
Mounting a Brembo caliper and 12" rotor on Norton fork
(pdf) by Alan Goldwater
Template for Mounting a Brembo caliper
(pdf) by Alan Goldwater
Rear Suspension
Swing Arm Repair
(pdf) by Alan Goldwater
Bodywork-tanks-seats-sidecovers-fairings
Lining Fiberglass Tanks
(pdf) by Mike Taglieri
Norton Fiberglass Bodywork
by Dyno Dave Comeau
Applying Decals to your Norton
(pdf) by Alan Goldwater
Carburetor/Manifolds/Air Cleaners
Amal Concentric Carburetor
(pdf) by Alan Goldwater
Ignitions
Boyer Exposed
Detailed analysis of the Boyer MK III for Norton by Dyno Dave Comeau
Boyer Evolved
- analysis updated Dec 2003 by Dyno Dave Comeau
Electrical - General
Lucas RM24 3 phase power output curve
(130k.jpg) by Dyno Dave Comeau
RM 15 specs & testing
by Dyno Dave Comeau
zener regulation curve
by Dyno Dave Comeau
E-Start cable upgrade
by Dyno Dave Comeau
A collection of Lucas Service Manuals
History and Reviews
Norton F1 Article
(pdf)
Unified Twin
(pdf)
Gus Kuhn Nortons