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BSA: A75
Norton Commando
Triumph: T150/T160
500/650cc

706869.706840.06-7834

BSA: A75
Norton Commando
Triumph: T150/T160
500/650cc
706869.706840.06-7834

A.J.S Spares List for 1956

350 Model 16 MS Spring Frame (Touring)
350 Model 16 MCT Spring Frame (Competition)
350 MOdel 16 MCS Spring Frame (Scrambles)

500 Model 18 S Spring Frame (Touring)
500 Model 18 CS Spring Frame ( Scrambles)

56 Pages, Copie

BSA Spares Book-A50 Cyclone Road Model Cyclone Competition, Thunderbolt Rocket, Lightning Rocket, Spitfire Hornet
85 Pages, copie

Norton Cylinder Base Nut 5/16" 26tpi
2 per cylinder Barral with 24250 6 off
Atlass and early Commando

Oiltank Filter Norton Commando
20TPI
1" outside of thread

Made in England

Piston Covmo +060. 79 mm piston79mm bore19mm pimCompresion hight 39mm

Matchless Exhaust Pipe 1951 - 1956
Swinging Arm 1 1/2" - 38 mm
Competition

Gearbox Sprocket Nut. Fits AJS/matchless after 1956 when fitted with an AMC Gearbox LH Thread
Norton all models.
Some Triumph Models
After 1954 AJS/Matchless
16H, M18, ES2, Manx, Dominator, 19R,19S, Atlas,Commando, Dolls Head, Lay Down, AMC
Spanner Art. No. P241
LHT Hard Nut 20TPI 1.1/4" 31.5mm
spaner 1.1/2 38mm

BSA Cylinder Head A7 1954-60 used
Swinging Arm

no warranty   Thread in spark plug holes are good Rocker stud threads 26 TPI  5/16 good useable condition Inlet Manifold – 2 threads 5/16 26 TPI – good condition Our only negative comment – one oft he front rockerbox holes is now 5/16 not ¼“

Triumph Piston 750cc T140/TR7V +60
compr. ratio 7,4:1,
76mm std / +60= 77.5mm
Price per Pair
low compression
gudgeon pin diameter: 19 mm

Piston Clearance 0.12mm or 45thoucomplete with piston rings, circlips and gudgeon pin

Starter Sprag Clutch Norton. nos 14 Rollers new, old stock

Norton Commando MKIII Electric Start

Oil Pipe Junction Block Norton
Norton Commando 750/850cc 1970 - 1973

Made in England

BSA/Triumph Piston B25 & TR25 +020

Bore: 67mm +020 (=67.5mm)
Piston Clearance 0.12mm or 45thou
comp. ratio 9.25:1 with piston rings, circlips and gudgeon pin

BSA/Triumph Piston B25 & TR25 +040Gugin pin 11/16" = 17.5mmCompression hight 29.75mm

Bore: 67mm +040 (=68mm)including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou

comp. ratio 9.25:1

BSA/Triumph Piston B25 & TR25 +060

Bore: 67mm +060 (=68.5mm)
Piston Clearance 0.12mm or 45thou

comp. ratio 9.25:1 with piston rings, circlips and gudgeon pin

Ariel 350 cc OHV 1933-1955 O.H.V. Std. = 72 mm
NG. NH. WNG. Red Hunter compr. ratio 6.2:1
incl. piston rings, gudgeon pin, circlips.
Piston Clearance 0.12 mmPlease look at all pictures

Ariel Piston 350cc O.H.V. +020 = 72.5 mm 1933-1955NG. NH. WNG Red Hunter 
compr. ratio 6.2:1
incl. piston rings, gudgeon pin, circlips.
Piston Clearance 0.12 mmPlease look at all pictures

Rear Suspension Units - exposed
Distance Hole middle-middle: 33 cm
Hole Diameter both 12 mm

zB. 750cc/850cc Norton Commando Please look at all pictures

Norton Folding Kickstart Lever Assembly
Dominator 500/600/650 cc
Atlas 750 ccmlate ES2 with AMC Gearbox
Pre Commando
AJS/Matchless 1957-67
350,500,650,600 cc
Triton

Ariel Piston 350cc O.H.V. +60 = 73,5 mmNG. NH. WNG. Red Hunter compr. ratio 6.2:1
incl. piston rings, gudgeon pin, circlips.
Piston Clearance 0.12 mmPlease check ALL Pictures 

25th edition
Completely revised
232 pages

BSA A65 Piston Ring Set / Piston Rings +60
650ccCompression Ring  thickness 1/16"       Deep 1/8Oil Ring thickness 1/8"     Deep 1/8"

BSA A65 650cc Piston Ring Set / Piston Rings +040
Std. 75mm
+040= +1mmCompression Ring  thickness 1/16"       Deep 1/8Oil Ring thickness 1/8"     Deep 1/8"

BSA B31 Piston Ring Set / Piston Rings +010
STD = 71 mm

Compresion ring 3/32" 2.4mm thick
deep 2.7mm

oil ring 1/8" thick deep 2.7mm