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BSA Piston Assembly +020 A7 with Piston Rings, Circlips and Gudgeon Pin
Price per Pair
+20 = 66.5 mm
Compression Ratio 6.5:1
Piston Clearence 0.12mm or 45thou

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 

Matchless Piston +030 246cc 
1935-40 O.H.V
+030 = 63,5 mm
Hepolite Heplex
compl. incl. gudgeon pin and piston rings and circlips

OHV
Model: 12, 12M, 22, 22SS, 22T, Silver Streak, Single and 2 Port
C.R.: 6.85:1

new, old stockPlease look at all pictures

BSA Cylinder Head A10 -1953 used
with Valve, without Spring
Rockerbox complete

no warranty

BSA Piston 85.5 mm B50 Goldstar +60 500cc Unit Construction. BSA DBD Gold Star Pre Unit +20
85.5mm

Piston Clearance 0.12mm or 45thou
compr. hight: approx. 32.6 mm
Gudgeon Pin: 19mm

BSA Cylinder B31 used
Bore: 71.5 mm

no warranty- for restoration BSA B31 Piston Complete +04071 mm Diameter = STD+040 = 72 mm 

BSA Cylinder B40 used  incl. Piston +060
Bore: ´+060

no warranty Piston: 8:1 Compression
BSA B40 Piston +60 = 80.5mm
Pin diameter: 19.00 mm
Middle Gudgeon Pin to top of piston: 41.25 mm
Length Gudgeon Pin: 66 mm
Piston Clearence 0.12mm or 45thou wit Piston Rings, Circlips and Gudgeon Pin Please look at all pictures

BSA/Triumph Piston B25 & TR25 Std.

Bore: 67mm
Piston Clearance 0.12mm or 45thou

Compr. Ratio 9.25:1 including gudgeon Pin, piston rings and circlips

BSA/Triumph Piston B25 & TR25 Std.

Bore: 67mm
Piston Clearance 0.12mm or 45thou

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

AJS/Matchless Pistons/Pair 498 cc OHV Twin. Mod. 20. G9  +060 -1955/Pair
Spring Twin. Super clubman
+060 =  67.5 mmCompression Ratio 7:1Price per Pairincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouJP Piston Made in AustraliaPlease look at all pictures

AJS/Matchless Pistons/Pair 498 cc OHV Twin. Mod. 20. G9 STD. -1955/Pair
Spring Twin. Super clubman
STD =  66mmCompression Ratio 7:1Price per Pairincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouJP Piston Made in AustraliaPlease look at all pictures
 

AJS/Matchless Pistons/Pair 498 cc OHV Twin. Mod. 20. G9  +020 -1955/Pair
Spring Twin. Super club man
+020 =  66.5 mmCompression Ratio 7:1Price per PairJP Piston made in Australiaincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures
 

AJS/Matchless Pistons/Pair 498 cc OHV Twin. Mod. 20. G9  +040 -1955/Pair
Spring Twin. Super clubman
+040 =  67 mmCompression Ratio 7:1Price per Pairincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouJP Piston Made in AustraliaPlease look at all pictures

 

Lever
used
not complete
slight accident damages

for restoration - no warranty

BSA A50 Piston Ring Set / Piston Rings +040
STD = 65.5 mm
+040= 66,5 mm

not Made in Englandcompression rings (top and middle): width 1/16"   Depth 3/32"Oil Ring: Width 1/8" Depth 3/32"  

Kickstart Pinion Bush BSA B31/A10
B31,B32,B33,B34
Rigid and Sw. ArmAD: ca. 23.90mm - 15/16"ID: 19.10mm - 3/4"L: 20.5mm - 13/16"Please note, sometimes these bushes come oversize, to make them fit in the Kickstart Pinion.Tolerance 0,05 mm

Triumph Main Harness 3TA 5TA 1959-1962
1152A
6V with combined Light & Ingnition Switch
in Nacelle
Coil & Distributor
no wiring diagram available
Made in England

BSA A10 650cc Piston Ring Set / Piston Rings 1950-63 /+20
STD= 70mm +20= 70.5mm
Compression Rings Width: 2.85mm, Thickness: 1.65mm
Oil Ring Width: 2.85mm, Thickness: 3.15mm

Gandini

BSA A7 Piston Ring Set / Piston Rings 1950-62 /STD.
Diameter 66mm
Compression Rings 1/16"
Oil Ring. Thickness 1/8" Gandini GPM

BSA B34 500cc Gold Star Piston Ring Set / Piston Rings +60

Scraper thickness 4 mm
Compression ring: 1,6 mm

BSA B34 500cc Gold Star Piston Ring Set / Piston Rings+40
= 86 mm

Scraper thickness 4 mm
Compression ring: 1,6 mm

BSA Piston 41/245 +020. Late B40.
46/4768
new, old stock
without Gudgeon Pin, Piston Rings and Circlips
Diameter: 79 mm
Compression Height: 36 mm

BSA Piston 15544 +020. B40. 350cc. 1961-1962.
used
without Gudegeon Pin, Piston Rings and Circlips
Diameter: 79 mm
Compression Height: 36 mm. =7:1 cr.

no warrenty

BSA Piston Heplex 11151 +020
new, old stock
with Gudgeon Pin, without Circlips
Piston Rings are damaged
Diameter: 62 mm
Compression Height: 29 mm. = 6.6:1.  

BSA. Piston. 65-385.
new, old stock
without Gudgeon Pin, Circlips,
Piston Rings
Diameter: 63,5 mm
Compression Height: 25 mm