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1974 Models

  1. With carburetor set at correct idle speed, clearance between crimped stop and outer cable collar should be 0.063" (1.5 mm). Remove line pressure take-off plug. Install Combination Tachometer and Pressure Gauge (18G677Z).
  2. With engine at idle, parking brakes set and transmission in Drive, transmission line pressure should be 50-60 psi (3.5-4.2 kg/cm2 ). Increase engine speed to 1000 RPM. Pressure should increase to 70-80 psi (4.9-5.6 kg/cm2 ).
  3. If pressure increase is less than 20 psi (1.4 kg/cm2 ), reset cable adjuster to increase length of outer cable. If pressure increase is greater than 20 psi (1.4 kg/cm2 ), reset adjuster to shorten length of outer cable.
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