8483.40 | 010 | - Marine reduction gears, other than those with a shaft driven by the motor, capable of revolving not less than 10,000 r.p.m., and reversing gears; infinitely variable speed changers |
8483.90 | 031 | -- Of infinitely variable speed changers, crank shafts, flywheels or pulleys (including pulley blocks) |
90.29 | | Revolution counters, production counters, taximeters, mileometers, pedometers and the like; speed indicators and tachometers, other than those of heading 90.14 or 90.15; stroboscopes |
9029.20 | | Speed indicators and tachometers; stroboscopes |