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Norton Piston NOS 1931/48 490cc +20
Norton Piston NOS 1931/48 490cc +20
Norton Piston NOS 1931/48 490cc +20
Norton Piston NOS 1931/48 490cc +20

Norton Piston NOS 1931/48 490cc +20

DBP6/5/2.8617+20.9177
Heplex
Norton
8617
1747
+20
79.4mm

S.V., 16H, W.D.
STD = 79 mm

with rusty Gudgeon Pin

new, old stock

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