Piston Assembly complete
BSA C10/C11/C12 Piston Std.
incl. rings, gudgeon pin, circlips
STD= 63mm
Piston Clearance 0.12mm or 45thou
C11 1939-55
C12 1955-58
can also be used for C10, even if they usually had a flat top
measurements see last pict. please and techn. data
Throttle Cable Assembly with Junction Box low handlebars T120 1963-70 fits monoblock and concentric Carbs 1963-70 no adjuster on carb. adjusters are on the cable can also be used for BSA A50. A65 fitted with 928 or 930 carburettors, with no adjusters on carburettorsMeasurement last picture
Headlight Lucas 8"
used for many bikes also for Brough Superior
3-Pos. switch -off-L-H-
Amperemeter -8+8
new, good quality, replica
Please look at all pictures
Bsa A10 Liners and STD pistons
Price per Pair complete 8.25:1 70 mm
Italian made-Gandini
for Iron and Alloy Head from 1950-62
Piston Clearence 0.12mm or 45thou
Cylinder Liner BSA A10/Pair
ID 68.5 mm OD 80 mm L: 160 mm
These liners are to be used when the cylinder has a broken skirt.
at STD 70mm you have a 5 mm skirt
+80 = 72mm pistons 3mm
BSA B44 Piston complete
+040 = 80 mm
compr. ratio 9.4:1
Made by GPM
Middle gudgeon pin to lowest point of piston: 29 mm
Middle gudgeon pin to highest point of piston: 41,5 mm
Gudgeon pin diam. 19 mm
Useable on JAP. JOS engine or JTOR. Jap engine clearance 0,13mm
can be used f. Norton at +40
Piston Clearance 0.12mm or 45thou
weight without rings 371 g
weight with rings 400 g
BSA C10L, C11G, C12 Clutch Spring Set of 3
Fitted to light 4-speed Gearbox with 3 springs on the clutch
These springs are not to be used with a 6-Spring Clutch
Made in England
OD: 16 mm
ID: 11.4 mm
L: 37 mm
complete
compr. ratio 9.4:1
Dm. 79 mm
Made by GPM
Middle gudgeon pin to lowest point of piston: 29 mm
Middle gudgeon pin to highest point of piston: 41,5 mm
Gudgeon pin diam. 19 mm
can be used f. Norton
Piston Clearence 0.12mm or 45thou
mit Kolbenbolzen, Kolbenringen und Sicherungsringen
BSA C11/C11G/C12 Piston +60 Assembly complete with Gudgeon Pin, Piston Rings and Circlips
250cc
Piston Clearance 0.12mm or 45thou
C11 1939-55
C12 1955-58
can also be used for C10, even if they usually had a flat top
measurements see last pict. and techn. data
BSA DBD Gold Star Pre Unit 500cc Kolben +060. 86. mm. BSA Unit Gold Star 500cc +100
GPM Slipper
86.5 mm
9.5:1
Piston Clearance 0.12mm or 45thou
Can be used on BSA B50 as a +80 Piston
with Piston Rings, Circlips and Gudgeon Pin
+20 = 79.5 mm GPM, cpl.
compr. ratio 9.4:1
Made by GPM
Middle gudgeon pin to lowest point of piston: 29 mm
Middle gudgeon pin to highest point of piston: 41,5 mm
Gudgeon pin diam. 19 mm
can be used f. Norton
Piston Clearance 0.12mm or 45thou
with Piston Rings, Gudgeon Pin and Circlips
AJS/Matchless Pistons Twin 1949-59 Mod. 20. G9.Clubman +040 /Pair
+40 = 67 mm
gudgeon pin diam. 19 mm
Compr. Ratio 7,8 : 1
Piston Clearence 0.12mm or 45thou
JP
incl. Gudgeon Pin, Piston Rings and Circlips
Price per Pair
These can be used for the later 500 cc Mod., they have a little lower compression as original, but these are not available.
Please view ALL pictures
Speedo Gearbox Triumph Norton Commando 75 C/W Decal 5330/171 ID: 17.5mmIf used for Norton, You must use spacers 06-7704 and 06-7629Please look at all pictures