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AJS/Matchless Mod. 18. G80. G5. G90 Piston +040 = 83,55 mm Iron Head 1938-1946G80C 498 ccOHV 1 cyl. G5 G90Gudgeon pin diameter  7/8"Compression Ratio 7.2:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures

AJS/Matchless Mod. 18. G80. G5. G90 Piston +060 = 84,05 mm Iron Head 1938-1946G80C 498 ccOHV 1 cyl. G5 G90Gudgeon pin diameter  7/8"Compression Ratio 7.2:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures

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 

AJS/Matchless Mod. 18. G80. G5. G90 Piston +080 = 84,55 mm Iron Head 1938-1946G80C 498 ccOHV 1 cyl. G5 G90Gudgeon pin diameter  7/8"Compression Ratio 7.2:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures

AJS/Matchless 500cc M18 G80 Piston +040 1947-55Compression: 8.5:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all picturesJP Piston Made in Australia

AJS/Matchless 500cc M18 G80 Piston STD=82,5mm 1947-55Compression: 8.5:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all picturesJP Piston Made in Australia

AJS/Matchless 500cc M18 G80 Piston +060=84mm 1947-55Compression: 8.5:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all picturesJP Piston Made in Australia

AJS/Matchless Piston 350cc +030 Iron Headd 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, Circlips and Gudgeon Pin

Piston Clearence 0.12mm or 45thou

69 mm = STD. = 69.75mm

Pin Diameter 22mm 7/8"
Compression Height: 29mmPlease look at all pictures

AJS/Matchless M18 G80 Piston STD = 82,55 mmG80C 498 ccOHV 1 cyl. G5 G90Gudgeon pin diameter  7/8"Compression Ratio 7.2:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures

AJS/Matchless Mod. 18. G80. G5. G90 Piston +030 = 83,3 mm Iron Head 1938-1946G80C 498 ccOHV 1 cyl. G5 G90Gudgeon pin diameter  7/8"Compression Ratio 7.2:1including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures

AJS/Matchless Timing Pinion
Flywheel Axle
20T.

OD: 28mm
OD2: 22.4mm
ID: 12.2mm
ID2: 14mm
H: 15.9mm

AJS/Matchless. Layshaft End Bush. Kickstart EndBurman CP
ID: 12.5 mm
OD: 17.5 mm
L: 17.5 mm

AJS/Matchless Piston 350 cc +060 Alloy Head 1948-55 G3L 
Compression 6.3:1
complete incl. Rings, Circlips and Gudgeon Pin
Piston Clearence 0.12mm or 45thou
69 mm = STD
+60 = 70,5 mm
JPtotal hight 82 mmplease look at all pictures

AJS/Matchless Piston 350 cc +020 Alloy Head with Gudgeon Pin, Circlips and Piston Rings
Compression 6.3:1
Gudgeon Pin Diameter: 7/8" - 22.3mm
complete incl. Rings
1948-55 G3L 
Piston Clearence 0.12mm or 45thou
69mm=STD
+20=69,5mm
JP Piston Made in Australiatotal hight 82 mmplease look at all pictures

AJS/Matchless Piston 350 cc +030 Alloy Head 1948-55 G3L with Piston Rings, Circlips and Gudgeon Pin
Compression 6.3:1
complete incl. Rings

Piston Clearence 0.12mm bzw. 45thou
69 mm = STD
+30 = 69,75 mm
Gudgeon Pin 22 mm
JP Piston Made in Australiatotal hight 82 mmplease look at all pictures

AJS/Matchless Piston 350cc +040 Alloy Head 1948-55
Compression 6.3:1
complete incl. Rings
G3L
Piston Clearance 0.12mm or 45thou
69 mm = STD
+40 = 70 mm
Gudeon Pin Diameter: 22 mm
JPtotal hight 82 mmplease look at all pictures

AJS/Matchless Piston 350cc +080
Alloy Head 1948-55 G3L gudgeon pin 22 mm - 7/8"

Compression 6.3:1
Std: 69mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thoucomplete incl. Rings
f. G3LS
JP Piston Made in Australiatotal hight 82 mmplease look at all pictures

AJS/Matchless Piston 350cc STD.
Alloy Head 1948-55 G3L gudgeon pin 22 mm - 7/8"

Compression 6.3:1
Std: 69mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thoucomplete incl. Rings

JP Piston Made in Australiatotal hight 82 mmplease look at all pictures

AJS Piston 497 cc. 1956- OHV. 18CS/G80CS +020
STD= 86 mm
+20 = 86,5 mm
CR 8.7:1
Measurements see last picture please
JPincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease view ALL Pictures

AJS/Matchless Pistons Twin 1956-   Mod. 20. G9.Clubman STD /Pair
STD = 66 mm
Piston Clearence 0.12mm or 45thou
incl. Gudgeon Pin, Piston Rings and Circlips
JP Piston Made in AustraliaCompr. Ratio 7,8 : 1Price per PairCompression Rings:Thickness 1/8”Depth: 3 mmOil Ring Thickness: 4 mmDepth: 3 mmRing Gap 0,25 mmPlease look at all pictures

 

 AJS/Matchless Piston 497 cc. 1956- OHV. 18CS/G80CS STD
STD= 86 mm

CR 8.7:1Measurements see last picture pleaseJPincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease view ALL Pictures

AJS Piston 497 cc. 1956- OHV. 18CS/G80CS +040 = 87 mm

+40 = 87 mm
CR 8.7:1

JP Piston Made in Australiaincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures