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@ THIS PIC SHOWS THE DIFF BETWEEN A 3 SPEED AND A 4 SPEED POINTS TYPE CRANK <p> THE 4 SPEED IS LONGER ,, BOTH HAVE THE SAME TAPERED END (SMALLER THAN CDI TAPER)

THE 1980 AND 1981 PASSPORT HAD A BOLT TO HOLD THE FLYWHEEL ON THE LEFT SIDE OF THE CRANK AND NOT A NUT LIKE MOST MODELS HAD