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Triumph Thunderbird Pistons +60 /Pair

STD= 71mm +060" = 72.5 mm
Gudgeon Pin. 17.4mm
Compression Height: 33.3mm
for Cast Iron Head - please do not fit to alloy head

complete with gudgeon pin, piston rings and circlips

Piston Clearance 0.12mm or 45thoumeasuremetns see techn. dataPrice per Pair

Piston BSA C15 STD.
GPM

STD= 67mm
Piston Clearance 0.12mm or 45thou
Compression Height: 36.3mm
Compression 7.5:1 with Piston Rings, Circlips and Gudgeon Pin Please look at all pictures

Hepolite
STD
dm: 69.8mm

with rusty Gudgeon Pin 19 mm Compr. Hight ca. 36 mm no piston rings   Grooves Compr. Rings 1/16“ Bottom Ring. 4 mm 5/32“

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

Piston Clearance 0.12mm or 45thou

Supplied by Velocette Company EnglandPlease look at all pictures

Velocette MAC Piston STD = 68 mm compl. incl. rings, gudgeon pin, circlips

Piston Clearance 0.12mm or 45thou

Supplied by Velocette Company Englandsee measurements last pict.

Velocette OHC Piston STD complete with Piston Rings, Circlips and Gudgeon PinBore: 74mm7.5:1Piston Clearence 0.13mm or 45thouGudgeon Pin Diameter: 15.95mmCompression Height: 51mmJPPleas look at ALL pictures

Velocette OHC Piston +020 complete with Piston Rings, Circlips and Gudgeon PinBore: 74.5mmPiston Clearence 0.13mm or 45thouGudgeon Pin Diameter: 15.95mmCompression Height: 51mmJPPlease look at all pictures

Velocette OHC Piston +030 KSS. MKII Piston STD 1936-1948 74 mm complete with Piston Rings, Circlips and Gudgeon Pin 7.5:1 Bore: 74.75mm Piston Clearence 0.13mm or 45thou Gudgeon Pin Diameter: 15.95mm Compression Height: 51mm JP

Velocette OHC Piston +040 KSS. MKII Piston STD 1936-1948 75 mm7.5:1complete with Piston Rings, Circlips and Gudgeon PinBore: 75mmPiston Clearence 0.13mm or 45thouGudgeon Pin Diameter: 15.95mmCompression Height: 51mmJP

Velocette OHC Piston +060. KSS. MKII 1936-1948 74.5 mm7.5:1 complete with Piston Rings, Circlips and Gudgeon PinBore: 75.5mmPiston Clearence 0.13mm or 45thouGudgeon Pin Diameter: 15.95mmCompression Height: 51mmJP

BSA A50 500cc Piston Pair STD 1963-70 = 65.5 mm Compression ratio 9:1 Please see measurements in techn. data and last picture Complete incl. Gudgeon pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Price per Pair  

BSA A50 500cc Piston Pair +020 1963-70 = 66 mmCompression ratio 9:1Please see measurements in techn. data and last pictureComplete incl. Gudgeon pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouprice per pair

BSA A50 500cc Piston Pair +040 1963-70 = 66,5 mm Compression ratio 9:1 Please see measurements in techn. data and last picture Complete incl. Gudgeon pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair

BSA A50 PHC Piston Pair +1,5mm = +060 = 67 mm Piston Clearance 0.12mm or 45thou Peter Hepworth Made in England Compression ratio 9:1 Please see measurements in techn. data and last picture Complete incl. Gudgeon pin, piston rings and circlips price per pair

AJS/Matchless Piston 350cc +040 Iron Head 1933-46 Iron Head
Compression 6.3:1
complete incl. piston rings
f. G3LS
JP Piston
D3.G3.G3L.G4JP Piston Made in Australiawith Piston Rings, Gudgeon Pin and Circlips

Piston Clearence 0.12mm or 45thou

69 mm = STD 
+040= 70 mm
Pin Diameter 22mm 7/8"
 Please look at all pictures

Triumph Cylinder Kit  TR6. T120. T110 f. Alloy Head. Pre Unit. 8-StudT110 only to be used when fitted with Alloy head The pistons are 71 mm. compr. ratio 7:1 - low compressionSuitable for Alloy head Pre Unit It might be necessary to hone to 0,12 mm piston clearancePistons incl. rings, gudgeon pin and circlipsPlease look at all pictures 

AJS/Matchless Piston 350cc +080 Iron Head 1933-46
Compression 6.3:1
complete incl. piston rings, Gudgeon Pin and Circlips
f. G3LS
JP Piston Made in Australia

Piston Clearence 0.12mm or 45thou

69 mm = STD = 71mm
Pin Diameter 22mm 7/8"
Please look at all pictures

Norton CS1 490cc O.H.V. 18. Piston STD. 1929-30complete incl. Piston Rings, Gudgeon Pin and Circlips, small pin. earley modlesJP Piston Made in EnglandCylinder Bore: 79mmComp.: 1 27/32"Length: 3 1/16"Piston Clearence 0.12mm or 45thouPin: 5/8" x 2 19/32"Please look at all pictures 

Norton CS1 490cc O.H.V. 18. Piston +020. 1929-30complete incl. Piston Rings, Gudgeon Pin and CirclipsJP Piston Made in AustraliaCylinder Bore: 79mm. +020 = 79.50mmComp.: 1 27/32"Length: 3 1/16"Piston Clearence 0.12mm or 45thouPin: 5/8" x 2 19/32"Please look at all pictures 

Price a pair
Triumph
T120,TR6, 9:1Gudgeon pin diameter  11/16 = 17,46 mmCompression height: ca. 26 mmTotal hight ca. 73 mm650 cc
+020 = 71.5mm
Piston Clearance 0.12mm or 45thou
650 unit enginecomplete with Piston Rings, Circlips and Gudgeon PinLFHPiston made in far eastPiston rings in England

Brough Superior SS80. Matchless Mod. X. AJS Mod. 2 Pistons 990 cc SV/Pair STDJP Piston Made in Australia5.6;1 compression ratio offset bossesSTD = 85.725 mm bore Compression hight 1 13/16”Gudgeon pin diameter 7/8”Piston Clearance 0.12mm or 45thou
incl. Gudgeon Pin, Piston Rings and CirclipsPlease look at all pictures

  

Brough Superior SS80. Matchless Mod. X. AJS Mod. 2 Pistons 990 cc SV/Pair +0205.6;1 compression ratio offset bossesSTD = 85.725 mm bore   +020 = 86,225 mmCompression hight 1 13/16”Gudgeon pin diameter 7/8”Piston Clearance 0.12mm or 45thou
incl. Gudgeon Pin, Piston Rings and CirclipsPlease look at all picturesJP Piston Made in Australia

Brough Superior SS80. Matchless Mod. X. AJS Mod. 2 Pistons 990 cc SV/Pair +0405.6;1 compression ratio offset bossesSTD = 85.725 mm bore  +040 = 86.725 mmCompression hight 1 13/16”Gudgeon pin diameter 7/8”Piston Clearance 0.12mm or 45thou
incl. Gudgeon Pin, Piston Rings and CirclipsPlease look at all picturesJP Piston Made in Australia

Brough Superior SS80. Matchless Mod. X. AJS Mod. 2 Pistons 990 cc SV/Pair STDJP Piston Made in Australia5.6;1 compression ratio offset bossesSTD = 85.725 mm bore Compression hight 1 13/16”Gudgeon pin diameter 7/8”Piston Clearance 0.12mm or 45thou
incl. Gudgeon Pin, Piston Rings and CirclipsPlease look at all pictures 

Norton Twin 600/650cc Piston Ring Set / Piston Rings +060
69.5 mm
Norton Dominator
Mod. 99
GPMcomp rings. Thick. 0.062" = 1.59mm = 1/16".Comp Ring. Deep. 0.111" = 2.83mm.Oil Ring. Thick. 0.157" = 3.98" = 5/32.Oil Ring. Deep. 0.110" = 2.81mm.