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Hepolite Ariel Piston 61mm +020 NOS
Compression High: 36mm
Gudgeon Pin DM: 20mm
OHV
Model: Red Hunter, LG, LH, De luxe, OG, OH
C.R: 7 to 1
STD=61mm
new, old stock. nos.

Triumph Piston used
Gudgeon Pin: 17.4mm
Compression Height: 35.4mm

BSA
7149
1834-2
63mm
+020
250 sport
1917

OHV
Model: B21, Sports
STD = 63 mm
new, old stockcompression hight 1"Gudgeon pin 5/8"Please look at all pictures

Douglas Piston 3959+030 / Pair
600cc SV 70.8 mm Diameter 12.5  mm gudgeon pin Compr. hight-middle gudgeon pin to top: 22 mm

BSA Piston 5451+040. OHV 82mm.
82 mm +040 = 83mm
688AM
Compressions Height 20.5mmPlease view all pictures  

Royal Enfield Piston 250cc 1939/40 Std
64mm
Compression Hight: 30,5mm
Gudgeon Pin DM:19mm

Heplex Piston Ariel Type C +060 Reg N° 537556
STD=61mm +060

OHV
Model: Red Hunter, LG, LH, De luxe, OG, OH
C.R: 6 to 1

62,5mm
Compression High: 37mm
Gudgeon Pin DM: 20,5mm

with Gudgeon Pin and Piston Rings

Hepolite Royal Enfield Piston 8645 +030
STD = 69.874 mm
2.3/4"
Compression High: 41mm
Gudgeon Pin DM: 19mm
1636-2

Heplex Piston Ariel Type C +060 Reg N° 537556
STD=61mm +060

OHV
Model: Red Hunter, LG, LH, De luxe, OG, OH
C.R: 6 to 1

62,5mm
Compression High: 37mm
Gudgeon Pin DM: 20,5mm

with Gudgeon Pin and Piston Rings

Piston NOS
with Piston Rings, Gudgeon Pin and Circlips
new, old stock
Diameter: 69mm
Total Height: 64.9mm
Gudgeon Pin: 17.4mm
Compression height: 29.2mm

Villiers Piston 13899 +040 NOS
1.9700" + .040
50.038 mm + 1.016 mm
with Piston Rings, Gudgeon Pin and Circlips
new, old stock
Height: 75.5mm
Pin: 12.5mm
Compression Height: 31.9mm

No. 26-1450
not complete
Maybe Mod. J or JD

BSA A75 Piston Set STD. Cast Alloy Compression 9:1
Gudgeon Pin 7/16" - 17 mm

3 Cylinder

incl. Gudgeon Pin, Piston Rings, Circlips

Piston Clearance 0.12mm or 45thou price per set

Champion Spark Plug Cap red. PR05U.with resistor
5Ω resistance.
Water resistant, Heat resistant, Silicon.To be used with boyer ignitions. compatable.Not for use with magneto.Spark plug caps.

Compression Ratio 8.5:1 Velocette Viper Piston 350 cc  STD=72 mm  1956- incl. piston rings, gudgeon pin and circlips piston clearance 0,12 mm

Velocette Viper Piston 350 cc  +020 =72.5 mm  1956- Compression Ratio 8.5:1 incl. piston rings, gudgeon pin and circlips piston clearance 0,12 mm

Velocette Viper Piston 350 cc  +040 =73 mm  1956- Compression Ratio 8.5:1 incl. piston rings, gudgeon pin and circlips piston clearance 0,12 mm

Velocette Viper Piston 350 cc  +060=73.5 mm  1956- Compression Ratio 8.5:1 incl. piston rings, gudgeon pin and circlips piston clearance 0,12 mm

Brough Superior SS80 / AJS Mod.2 / Matchless Model X Piston STD. Pair990cc  SV   STD. 85.725fittet with Matchless Type Engineincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouCompression Height:  1.13/16"Length: 3 1/2"Gudgeon Pin 7/8"JP Piston Made in Australia

Brough Superior SS80 / Matchless Model X /AJS Mod.2 Piston +020. Pair990ccfittet with Matchless Type Engineincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouCompression Height:  1.13/16"Length: 3 1/2"Gudgeon Pin 7/8"JP Piston Made in Australia 

Brough Superior SS80 / AJS Mod.2 / Matchless Model X Piston +060. Pair990cc  SVfittet with Matchless Type Engineincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouCompression Height:  1.13/16"Length: 3 1/2"Gudgeon Pin 7/8"JP Piston Made in Australia

Triumph Cylinder 6T. 8-Stud Cast iron head. T110 only when fitted with iron head The pistons are 71 mm. compr. ratio 7:1Suitable for cast iron head Pre unitIt might be necessary to hone to 0,12 mm piston clearancePistons incl. rings, gudgeon pin and circlipsPlease look at all pictures 

Lucas Magneto 1924 used not complete for restoration - no warranty no return Please look at all pictures

Norton 16H Piston +040. 1931-48. 500cc SV, 16H, WD 80 mm Gudgeon Pin Diameter: 7/8" = 22.22 mm Compression hight 1 3/4" = 44.45 mm Length: 3 5/16" = 84,1375 mm including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Please look at all pictures

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