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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

 

Triumph Piston TR6,T120,T110 Pre Unit +060
with piston rings, circlips and gudgeon pin
71mm +060= 72.5mm
comp. rat.: 7:1

for Alloy Head
if you wish to lower the compression of an iron head engine, these pistons can be used. Giving approx. 6.76:1
Piston Clearance 0.12mm or 45thou

Made in EnglandPrice per pairPlease look at all pictures

AJS/Matchless Piston 350cc +030
f. Alloy Cylinder Head
7,5:1
D: 69.75mm
f.e.: 16MS 1952
JP Piston Made in Australia347 cc OHV 16M  1948-55347 cc OHV 16MS 1956-58including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou 

AJS/Matchless Piston 350cc +040
f. Alloy Cylinder Head
7,5:1
D: 70mmGudgeon Pin 7/8" - 22 mmf. alloy cylinder head 1949-1962Iron cyl head 1948-1950including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouTotal hight 85 mmJP Piston Made in Australia347 cc OHV 16M  1948-55347 cc OHV 16MS 1956-58

AJS/Matchless Piston 350cc STD.
for Alloy Cylinder Headgudgeon pin = 22 mm  7/8"
7,5:1
D: 69mmtotal hight 85 mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou347 cc OHV 16M  1948-55347 cc OHV 16MS 1956-58JP Piston Made in AustraliaMeasurement see pict.

Triumph Piston Set T150/T160 750cc cast alloy
STD. compression ratio 9:1
Three Pistons with Piston Rings,
Gudgeon Pins and Circlips

Piston Clearance 0.12mm or 45thouPrice per setPlease look at ALL pictures

Triumph Piston.with Gudgeon Pin, no Piston Rings. 11:1cr. Nos.  

BSA CB/DB Goldstar 350cc Piston 060 with Piston Rings, Gudgeon Pin and Circlips
72.5 mm
Piston Clearance 0.12mm or 45thoumiddle Gudgeon to top of piston: 40 mmMiddle Gudgeon pin to first step: 33 mmGudgeon Pin 19 mmsee last pict.compression 9:1 GPM - Made in Italy

BSA B44 Piston Ring Set / Piston Rings +040. Gandini.Top rings   are 1/16” thick and 1/8” wide Oil ring 1/8” wide and 1/8” thick
fit also Norton 16H,ES2 and Model 18 Original Piston
Thickness: 1,55mm/3,15mm
+040 =80.00 mm
check thickness of piston rings

Gandini

Norton 16H Piston +030 1931-48 500cc SV, 16H, WD Gudgeon Pin Diameter: 7/8" = 22.22 mmCompression hight 1 3/4" = 44.45 mmLength: 3 5/16" = 84,1375 mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouJP Piston Made in AustraliaPlease look at all pictures

BSA Piston A65 Assembly +020
9:1Made in Far East - good qualityPiston rings are HepolitePrice per Pairincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou

BSA A65 19233 Piston Pair +060 19729:1 CompressionWeight 1 piston incl. Rings and Clips and gudgeon pin  470 gincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPrice per PairPlease look at ALL pictures 

Norton 16H Piston Std 1931-48 500cc SV, 16H, WD 79mmGudgeon Pin Diameter: 7/8" = 22.22 mmCompression hight 1 3/4" = 44.45 mmLength: 3 5/16" = 84,1375 mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all picturesJP Piston Made in Australia

JAP Single Cylinder SV Piston STD. JP
STD= 85.725mm including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou 500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm Price per Pair

JAP Single Cylinder SV Piston +020 JP
STD= 85.725mm + 0.5 mm = 86.225 mm including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou
500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

Brough Superior. SS80. J.A.P. JAP Single Cylinder SV Piston +030 JP
STD= 85.725mm + 0.75 mm = 86.475 mm including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou 500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

JAP Single Cylinder SV Piston +040 JP
STD= 85.725mm + 1 mm = 86.725 mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

JAP Single Cylinder SV Piston +060 JP
STD= 85.725mm including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou 500cc= Model K
85.7mm x 85

550cc = Model L
85.7mm x 95

600cc= Model U
85.7mm x 104

Gudgeon Pin: 13/16" - 20.7mm
Compression Height: 1 5/8" - 41.3mm
Piston Length: 3 1/4" - 82.5mm

Velocette MSS Piston STD = 86 mmincl. Piston Rings Gudgeon Pin and Circlips+Aerco piston ringsca. 410 gPiston Clearence 0.12mm or 45thouPlease look at all pictures 

Velocette MSS Piston +20 = 86,5 mmincl. Piston Rings Gudgeon Pin and Circlips+Aerco piston ringsca. 410 gPiston Clearence 0.12mm or 45thouPlease look at all pictures 

Velocette MSS Piston +40 = 87 mmincl. Piston Rings Gudgeon Pin and Circlips+Aerco piston ringsca. 410 gPiston Clearence 0.12mm or 45thouPlease look at all pictures 

Velocette MSS Piston +060 = 87,5 mmincl. Piston Rings Gudgeon Pin and Circlips+Aerco piston ringsca. 410 gPiston Clearence 0.12mm or 45thouPlease look at all pictures  

Norton Piston 19S +020 +020 = 82,5 mmGudgeon pin size 7/8"concaveComp. 1 11/32"Length: 2 7/8"

OHV
Model: 19R, 19S
C.R: 6.4 to 1
 JP Piston Made in Australia

Piston Clearance 0.12mm or 45thouincluding gudgeon Pin, piston rings and circlipsPlease look at all pictures