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AJS/Matchless Piston 350cc +060 = 70.5 mm Gudgeon Pin: 22 mm - 7/8" f. Alloy cylinder head 1949-1962 Iron cyl head 1948-1950 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Total Height: 85 mm
Middle gudgeon pin to top: 53 mm
Middle gudgeon pin to 1st ring 26 mm
Middlge gudgeon pin to top, before it domes: 42 mm
Diameter: 70.5mm
f.e.: 16MS 1952
JP

Velocette Piston STD, MSS, 495cc, STD, OHV Single Port, Iron Head, 1935-48
STD = 81 mm
Gudgeon Pin = 13/16" including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

Velocette Piston +060 MSS 495cc, OHV Single Port, Iron Head, 1935-48
81 mm +060 = 82.5 mm
Gudgeon Pin = 13/16" including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

Velocette Piston +020 MSS 495cc, OHV Single Port, Iron Head, 1935-48
81 mm +020 = 81,5 mm
Gudgeon Pin = 13/16" including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

Velocette Piston +040 MSS 495cc, OHV Single Port, Iron Head, 1935-48
81 mm +040 = 82 mm
Gudgeon Pin = 13/16" including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

JAP Twin SV Piston Brough Superior/Zenith/Coventry Eagle +040 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou JP / Price per Pair
STD= 85.725mm
1924-39 Piston
1000cc K Type 1923-29= 85.7 x85
1150cc LT, LTZ,L Type = 85.7 x95

500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

JAP Twin SV Piston Brough Superior/Zenith/Coventry Eagle +060 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou JP / Price per pair
STD= 85.725mm
1924-39 Piston
1000cc K Type 1923-29= 85.7 x85
1150cc LT, LTZ,L Type = 85.7 x95

500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

JAP Twin SV Piston Brough Superior/Zenith/Coventry Eagle +030 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou JP / Price per Pair
STD= 85.725mm
1924-39 Piston
1000cc K Type 1923-29= 85.7 x85
1150cc LT, LTZ,L Type = 85.7 x95

500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

Ariel/BSA/Norton Ball Race
OD: 2 1/4" - 57.2mm
ID: 1" -25.4mm
W: 5/8" -16mm
LJ1JC3 RHP

i.e. BSA A7/A10 7" Rear Full width hub,
bearing that goes in the rear sprocket 1956
B31,B33, A7, A10 1956 - front Wheel full width hub, Ariel type
B31,B33, A7, A10 1956 - rear Wheel for hub and sprocket

Ariel 1956-57 all Mod. all wheels
 

Ariel 250/350/500cc OHV after 1937
Mainbearing Set

70-1592.70-2827.E2827.02-1872.021872.MJ1J.C3.
17702.01-7702.

19) *2
OD: 2 1/4" - 57.2mm
ID: 1" -25.4mm
W: 5/8" -16mm
LRJA1-C3


38)*1
OD: 2 1/2"
ID: 1"
W: 3/4"
MJ1JC3 RHP

BSA Roller Bearing 1 Lip MRJA 7/8 B31. B32. B33. B34.
Gold Star.
RR5
OD: 2 1/4"
ID: 7/8"
W: 11/16"
MRJA7/8J
BSA M20. M21. M33. Main Bearing.

BSA Bearing
BSA S/A Gearbox swinging arm
OD: 62mm
ID: 30mm
W: 16mm

Gearbox High Gear Bearing 500cc   Please look at all pictures

BSA/Triumph Wheel Bearing
RLS7-2RS
closed
OD: 2" - 50,8mm
ID: 7/8" - 22mm
B: 9/16" - 14,25mm
37-1041-2rs

BSA/Triumph Wheel Bearing/Ball Bearing
open
OD: 2" - 51mm
ID: 7/8" - 22.2mm
W: 9/16" - 14,5mm
LJ7/8
BSA B31/B32 early BSA A7, M20, M21, M33 from 1946- 7" half width hub
BSA B34, Gold Star, late M33, A10 Half Width 8"
- 2 pieces needed

Gold Star Full width Hub 8"
BSA Rear Crinkly Hub and Rear Sprocket BSA B31, B32, B33, B34, M33, Gold Star, A7, A10 - 3 pieces needed
 

BSA/Triumph Ball Bearing
LJ 3/4" RLS6 LS8
OD: 1 7/8" - 47.6mm
ID: 3/4" - 19mm
W: 9/16" - 14.3mm
LJ3
Made in Japan

Ball Bearing MS8 / MJ3/4 / RMS6

OD: 2" - 51mm
ID: 3/4" - 19mm
H: 11/16" - 17.5mm
New, old stock

Bearing closed 3/4"

OD: 1 7/8"-47.6mm
ID: 3/4"-19mm
W: 9/16"-14.3mm

Velocette Piston Ring Set 1932-58 350 cc +060. 75.5 mm. OHV. OHCSTD = 74 mm. +060 = 75,5 mm2 x Compression Ring Thickness 1/16". Depth. 3.8mm1 x Oil Ring Thickness 5/32". Depth 3.95mm  

Return Spring f. Pawl Carrier Norton.
Dolls Head.
For Dolls head Gearbox Mod. 18, 16H, Big four, ES2. Mod. 50. Mod. 20. Mod. 30. Mod. 40Please look at all pictures.

Fibre Washer Set of 10* 1/4" BSPOD: 1 5/16" = 14,3mmID: 1/2" = 12,5mmThick: 1mm

Fibre Washer 1/4" BSPOD: 1 5/16" = 14,3mmID: 1/2" = 12,5mmthick: 1mm

BSA M24 Gold Star Transfer / Sticker Set 1938 on 2x 6096LC BSA Gold Star (Tank Sides)1x 8116LC Crossed Rifles (Oil Tank) 1x 6072 Piled Arms (Headstock)1x 6060 Piles Arms (rear Mudguard)1x 6783 Drain / Flush oil (Oil Tank) Instructions WaterslideInstructions Sticker 

BSA M24 Empire Star Transfer  / Sticker Set 19382x 6653 Tank1x 6072 rear Mudguard1x 6783 Oiltank from 1938+1x 6060 Headstock1x 8116LC OiltankInstructions VinylInstructions Waterslide

Amal Slide.Throttle.No 4 Cutout. Monobloc

Made in England Dm: 1 7/16" - ca.  36,5 mm

Throttle Slide Amal 389 Cutout 3. Monobloc

Made in England   Dm: 1 7/16" - ca.  36,5 mm