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9:1
Triumph T100,
64.5 mm
Pre unit
Pistons

Piston Clearance 0.12mm or 45thou complete with piston rings, circlips and gudgeon pin Price per pair

Piston Gudgeon Pin Triumph TR25/T100
650 cc
500 cc
short type

OD: 17.5mm
Length: 55mm
Made in England

BSA Piston M20 +020
82mm +020 (=82.5mm)
Pin diameter 19 mm
including gudgeon pin, circlips and piston rings
Piston Clearance 0.12mm or 45thou
Compression Height: 40.5mm

These pistons now come with 4 piston rings.
You can also use them only with 3 piston rings. measurements last picture or techn. data

BSA Piston M20 +60 . 83.5 mm including gudgeon pin, circlips and piston rings 82mm +060 (=83.5mm)
Piston Clearance 0.12mm or 45thou

These pistons now come with 4 piston rings.
You can also use them only with 3 piston rings. measurements last pict. or techn. data

BSA Piston M20 Std.
including gudgeon pin, circlips and piston rings
82mm
Piston Clearance 0.12mm or 45thou

These pistons now come with 4 piston rings.
You can also use them only with 3 piston rings. measurements see last pict. or techn. data

Velocette MAC Piston +020 = 68,5 mm compl. incl. rings, gudgeon pin, circlips

Piston Clearance 0.12mm or 45thou

Supplied by Velocette Company England

Kickstart Ratchet Pinion BSA
B25,B44,lateB40,lateC15

OD: 34 mm
ID: 19 mm
W: 13,5 mm

BSA A10 Piston. Pair 1950 - 63.  also Ariel FH Fieldmaster 1952- Piston 9:1 Compression
Please look at all pictures including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair

BSA A10 Piston. Pair 1950 - 63.  also Ariel FH Fieldmaster 1952- Piston 9:1 Compression
Please look at all pictures including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair

BSA A10 Piston. Pair 1950 - 63.  also Ariel FH Fieldmaster 1952- Piston 9:1 Compression
Please look at all pictures including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair

Velocette MAC Piston +060 = 69.5mm compl. incl. rings, gudgeon pin, circlips

Piston Clearance 0.12mm or 45thou

Supplied by Velocette Company England

Oil Pump Driving Spindle C.Mod. 1937

AJS/Matchless Fork Slider Extension 2" / Pair
Brass - Chromed
D: 51mm
OD at the thread: 46mm
L: 140.5mm
 

AJS/Matchless Washer
fork inner top bolt(40-G12m-FF190)
for 1 1/8" Fork Stanchion AMCMade in England

Bolt, Small head. 5/16 x 1/2" long. 22Tpi. BSF.
Mudguard Stay to Slider Ajs/Matchless.
Made in England.

Velocette MAC Piston 350cc JP. +080 including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou

Velocette MAC Piston 350cc JP. +040 including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou

Velocette MAC Piston 350cc JP. +020 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

AJS/Matchless Screw, 
pinch for fork stem 1 1/4"uh
 

Bolt, Small head. 5/16 x 3/4" long. 22Tpi. BSF.
Made in England

Norton Dominator Piston/Pair GPM 600/650cc +060= 69.5mm
middle gudgeon pin-top: 40 mm
Gudgeon pin diameter: 17. 5 mm - 11/16"


at 600 ccm: 7,4:1 compression ratio at 650 ccm 8,25:1
Mod. 77 v- 1956-58
Mod. 99 1956-62
Nomad 1968
650 1960-63
Mod. 99SS 1961-62
650 SS 1961-70
Piston Clearance 0.12mm or 45thouincluding gudgeon Pin, piston rings and circlipsPrice per pairPlease look at all pictures 

Norton 600/650cc Piston/Pair GPM +20
68,5 mm Diameter, new
at 600 cc Compr. Ratio: 7.4:1
at 650 cc 8.25:1
middle gudgeon pin-top: 40 mm
Gudgeon pin diameter: 17. 5 mm - 11/16"

Piston Clearance 0.12mm or 45thou
297 g weight
Mod. 77 v- 1956-58
Mod. 99 1956-62
Nomad 1968
650 1960-63
Mod. 99SS 1961-62
650 SS 1961-70
including gudgeon Pin, piston rings and circlipsprice per pairPlease look at all pictures
 

Gearbox Sprocket 18T. Velocette Venom

MSS
Venom
Clubman 500cc (MKI and MKII)
Endurance
Venom, Thruxton, MSS
chain size 5 /8 x 3/8" 110-056 -.. 530

Made in England by Velocette Ltd.

Amal Jet Holder used with Racing Jets 300-390, 420, 450 for restoration - no warranty Please look at all pictures

Matchless/AJS 350 cc Cylinder G3LS 70 mm +040  usedneeds reboring013701for alloy cylinder headfor restoration - no guarantee - broken ribsplease look at all pictures