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Velocette Bolt
3/8" 20TPI BSF x 3"UH
Spanner Size 5/16"WW
Thin Head - 3/16"

Made in England by Velocette Ltd.

Velocette Big End Roller Cage - MOV

Made in England by Velocette Ltd.suitable rollers 18 x 3/16" x 9/16"   K191

Norton 850 MK III - 1975 Crankshaft Nut
3/16" high - 9.6mm
OD: 9/16" - 14.2mm
ID: 3/8" UNF 24 TPI

Made in England

Brough Superior/Norton Bearing
Mainshaft Bearing
Gear change side
Brough Superior/Norton
OD: 1 9/16"
ID: 5/8"
W: 7/16"-11.2mm

AJS 16 350/500cc Single 1954-59
AJS 500cc 18 1946-59
AJS 650cc 31 Twin 1957-59
AJS 500cc 20 Twin 1951-61
AJS 600cc 30 Twin 1958-59
AJS 600cc 31 Twin 1954-56
MATCHLESS 650cc G.12 Majestic 1958-59
MATCHLESS 350cc G.3 Single 1956-58
MATCHLESS 500cc G.80 Single 1946-59
MATCHLESS 500cc G.9 Twin 1951-61
MATCHLESS 600cc G.11 Twin 1955-59 Total length Nippel-Nippel: 92 cm Free length: 16,5 cm

Bush Brass   OD: 18.2mm - 19/32" ID: 16mm - 5/8" L: 23.7mm - 15/16"

BSA Ball Bearing
R&M MJ25
OD: 62mm - 2 7/16"
ID: 25mm - 31/32"
W: 17mm - 11/16"
C3
Hoffman 325

suitable for BSA B25SS
ie. Main Bearing lhs
also fits B44 Victor, C15, B40, B50

Burman Spacer. Ajs. Matchless. 1.13/32" Long = 35.8mm. O/d 5/8" = 16mm. I/d 7/16" + Clearance = 11.2mm.

AJS Mod. 31CS 1958/59 Transfer Set 350 cc 16CS, 16MS 500 cc 18MS, 18CS 500 Twin Mod. 20 600 Twin Mod. 30 Mod. 30CS 650 Twin Mod. 31, M31CS
6000*2
6011

6029
6031
6034 6053/Pair 7027 6025 6027
 

Burman Kickstart Stop
Diam. 7/16"
L: 1 3/16"
 

Fork Oil Seal 1941-55 AJS/Matchless /Pair

OD: 1 3/4" - 44.5mm
ID: 1 1/8" not stretched - 28mm
ID: 1 1/4" stretched
H: 7/16" - 11.2mm

i.e.
G3L,G3LS.G3LC,G3LCS
G80,G80S,G80C.G80CS
1950

Triumph Stud Gearbox Outer Cover to Crankcase 5/16" x 4 13/16" 7,9mm x 122mm UNF    UNC 24TPI   18TPI Made in England

Triumph Pivot Screw for Pillion Footrest. 5/16" X 26Tpi X 15/16"UH

Valve NOS not perfect no warranty Head DM: 1 11/16" 43mm Stem DM: 3/16" 9,5mm Length: 4 1/32" 102,3mm AJS? Type Tulip

BSA Valve 31.100 G2 NOS Head DM: 1 11/16" 34mm Stem DM: 11 /32" 9m Length: 3 11/16" 93,5mm  

Valve 3914 NOS Head DM: 1 7/16" 36,5mm Stem DM: 5/16" 7,9mm Length: 3 7/8" 98,5mm New, old stock

Lucas Collar Shaft OD: 9/16" ID: 7/16" T: 5/42" 40466A/B 15D1 Anti-clock 8° - 10°

Renold Rear Chain 5/8"x3/8"
100 Links
chain 530
with chain link
BSA A10/A7
Scott
AJS 18S, 18CS, 16MS, 16MCS
can be 98 or 100 Linksincl. connecting link

Foam Washer for Headlight Holder 1955 onwardsoversizeID: 1 1/4" ~ 32mmOD: 2 3/16" ~ 56mmThickness: 5/16" ~ 8mm

BSA Handlebars Clamp Bolt 
Stainless Steel
1 1/16"UH x 5/16"BSC/26TPIsmall headpolished head top

BSA Handlebar Clamp Bolt Set Stainless Steel
A10/A65/B31/M21

1 1/16"UH x 5/16"BSC/26TPIsmall headpolished head top

Norton Big End Bearing 350/500/600/630cc - measurements see pictures/techn. data
Alloy cage
Made in England
350cc O.H.V Models:
1933-63: 50
Con-Rod Casting Number: E8852

500cc SV-Models:
1933-55: 16H, WD
1948-52: 16H
Con-Rod Casting Number: E4101

600cc SV und O.H.V.Models:
1947-52: Big4, 1   Big Four
1933-58: Mod.19
Con-Rod Casting Number: E4099

500 cc OHV Mod.
1934-63: ES2 Mod.18, Mod.2

630cc SV-Models:
1933-54: Big4, 1, 14
Made in England

Triumph Roller Bearing C3
MRJA1.1/8JC3
RRS 5

OD: 2 13/16" - 71.4mm
ID: 1 1/8" - 28.6mm
Width: 13/16" - 20.6mmDrive side engine roller bearing Triumph T120

Made in England

Champion. 18mm x 1,5  diameter at thread. =Sports engines = Bosh M7AC and M5AC.
Height without Thread: 60mm.
Early H,J,K,WM20/21 Bsa.
16H Norton. Big 4
All Norton SV Mod.
Ariel OHV Mod. which use 18 mm spark plugs

Please Note:
mid war changing to 14 mm
M20 and 16H owners, please check the size of your spark plug, as it can be 14 mm or 18 mm.
If 14 mm order spark plug L86CCompareable spark plugsBosch alt M 240 T1Bosch neu M4ACNGK A-7AJS OHV Models 18mmAriel OHV Models 18mmMatchless OHV Models 18mmNorton All SV 18mmRudge 18mmSunbeam All 18mmTriumph OHV Models 18mmVilliers Engines 98cc 35PD, 197cc MK 5EVincent 18mm

Champion Spark Plug. STD OHV Engines = Bosh M8AC
Diameter at thread: 18mm x 1,5
Height without thread: 57mm
H,J,K,WM20/21 Bsa. 16H, Big4 Norton.
Mid war Bsa/Norton change to 14mm
Spark Plug Champion L86C
Please Note:
M20 and 16H owners, please check the size of your spark plug, as it can be 14 mm or 18 mm.Comparable spark plugsBosch old M145 T 1Bosch new M8ANGK A-6