Fantastic quality USA made cast-iron piston ring set for Triumph 650 twins up to 1972 including T120 TR6 TR6C TR6SS Bonneville Tiger Trophy etc. Sold in complete sets of 4 compression rings & 2 oil control rings, enough for 1 engine. Available in STD, +.010, +.020, +.040, +.060 oversize.
Please use drop down menu to select size.
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