Piston Set, +.040 Over Standard Size, 66.962mm Bore (67mm), 9:1 Compression Ratio, BSA & Triumph Triples, with Clips and Pins, Made in Taiwan, EMGO # 18-89104
( Alt #'s CS-0167, 17911, 19916, 70-9741 )
*Note: No rings supplied with this set, must be ordered separately*