AJS/Heplex Piston NOS 1949/55 498cc +20
DBP5/4/9.12475+20
Heplex
12475
+020
OHV
Model 20, Spring Twin
C.R. 7 to 1
STD = 66 mm
with Gudgeon Pin
no Piston Rings
new, old stock
12475
+020
OHV
Model 20, Spring Twin
C.R. 7 to 1
STD = 66 mm
with Gudgeon Pin
no Piston Rings
new, old stock
