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OD: 70mm
see measurements pict.
Racing Piston

+20
91.3mm

with Gudgeon Pin and Piston Rings

41-571
78.9mm

with Gudgeon Pin

+030
56.7mm

with Gudgeon Pin and Piston Rings

1 Pair of pistons, incl. pinion, circlips and piston rings
Made in Italy
Compression ratio: 8.25:1
+060=71.5 mm
Gandini

for Iron and Alloy Head 1950-62
Piston Clearence 0.12mm or 45thou

10551
+030
55.7mm
9:1

+ gudgeon pin 70-1750
+2 circlips 70-1767

69mm

no Gudgeon Pin or Piston Rings

67.7mm

no Gudgeon Pin
no Piston Rings

19162
76.9mm

with Gudgeon Pin
no Piston Rings

Triumph Piston used 71.2mm

no Gudgeon Pin
no Piston Rings
no circlips

for restoration - no warranty

Triumph pistons
E4041 FRONT
Pair
58.2mm

AMC Piston used +20
38.5mm

Rear Number Plate used

9:1 Compr., Top Qualit.
price per pair
Pre Unit
63mm
Piston Clearance 0.12mm or 45thoucomplete with piston rings, circlips and gudgeon pin

Rear Number Plate used

62.6mm

13229
STD
9855
51.4mm

with Gudgeon Pin

BSA
7110
898
+040
69.7mm

OHV
Model: De Luxe, M19
STD = 68.8 mm

with Gudgeon Pin and Piston Rings
new, old stock

3098
+020
64.7mm

3099
3462
STD
64mm

with rusty Gudgeon Pin

61.1mm

with rusty Gudgeon Pin and Piston Rings

BSA DBD Gold Star Piuston Pre Unit 500cc Piston +020. BSA Unit Gold Star 50085.5 mm
9.5:1
Piston Clearance 0.12mm or 45thouwith Piston Rings, Gudgeon Pin and Circlips

4489
STD
60.9mm

OHV
Model: Red Hunter, LG, LH, De luxe, OG, OH
C.R: 7 to 1
STD=61mm

with Gudgeon Pin (rusty)
no Circlips
no Piston Rings
new, old stock

Royal Enfield
5377
+030
49.8mm

with Gudgeon Pin

BSA
350cc
7110
89.8
+060
70.2mm

OHV
Model: De Luxe, M19
STD = 68.8 mm

with Gudgeon Pin and Piston Rings