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BSA A65 19233 Piston Pair STD. 75 mm 9:1 Compression including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Price per Pair Please look at All pictures

BSA A7 Piston Pair +040 7.5-1 Compression Ratio   7,5:1 Compression height    approx. 41 mm Piston length approx.. 68 mm Gudgeon pin Ø  11/16” – approx.. 18 mm Gandini including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Price per Pair Please view ALL Pictures

BSA Piston A65 Assembly +020
9:1 Made in Far East - good quality Piston rings are Hepolite Price per Pair including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

BSA A50 500cc Piston Pair +020 1963-70 = 66 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 B31 Piston Complete Std. 71 mm Diameter more measurements see last pict. including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

BSA B31 Piston complete +080 STD = 71 mm +080 = 73 mm more meas. see last pict. including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou

Ariel 550cc Piston +040  87,15 mm
JP Pistonincluding 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 

AJS/Matchless JP Pistons 500cc Twin
-1955 +040

Bore: 66mm +040(=67mm) including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou JP
Compression Ratio  7:1
Price per pair Pleae view ALL Pictures

AJS/Matchless JP Pistons 500cc Twin +020
-1955 including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Bore: 66mm +020
(66.5mm)
JP
Compression: 7:1
Price per Pair

Ajs/Matchless 605cc Pistons Pair Modle 31. G12.CS.G12CSR. Monarch. 060 1960 -66 models including gudgeon Pin, piston rings and circlips

STD = 72 mm+1.5mmm = 73.50mm.
8.5 to 1.
Bore  at 0.12mm or 0.0045".
Make JP. price per pair 2.03125” compression height

AJS/Matchless Piston 592cc OHV Mod. 30/G11 1956-58 +060 = 73,5 mm
CR 7.5:1

JP Piston including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair please see last pict.

AJS/Matchless Piston STD. 500ccm = 82,55 mmAJS 18S. Matchless G80SC.R. 7.3:1 Gudgeon Pin: 7/8" - 22mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease look at all pictures 

BSA A65 Piston 060 Pair 9:1 76,5
GPMLightning

Gudgeon Pin Diameter 19 mm - 3/4"
Compr. hight 37 mm

060 = 76.5 mmWeight one piston incl. rings, pin: 425 gincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPrice per PairPlease look at all pictures

BSA B31 Piston Complete +040 71 mm Diameter = STD +040 = 72 mm more measurements see last pict. including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou  

Norton ES2 Piston +060
complete
GPM/Gandini
M18
STD. 79.0mm +060 (80.5mm)
Gudgeon Pin 22 mm
Compression Height: 35.1 mm
Length gudgeon Pin is 66 mm

Piston Clearance 0.12mm or 45thou
including gudgeon Pin, piston rings and circlips