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What measuring instruments are used to measure the fit between a rocker arm shaft and its bushing?

A. Micrometer
B. Bore Gauge
C. Feeler Gauge
D. Dial Indicator

Answer :

Final answer:

To measure the fit between a rocker arm shaft and its bushing, micrometer, bore gauge, and dial indicator are used.

Explanation:

To measure the fit between a rocker arm shaft and its bushing, the following measuring instruments are commonly used:

  1. Micrometer: A micrometer is a precise measuring tool that can be used to measure the diameter of the rocker arm shaft and the bushing.
  2. Bore Gauge: A bore gauge is used to measure the inside diameter of the bushing.
  3. Dial Indicator: A dial indicator can be used to measure the amount of play or clearance between the rocker arm shaft and the bushing.

Each instrument serves a specific purpose in determining the fit between the rocker arm shaft and its bushing.

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