1975-79 Datsun
- With choke cover removed, place fast idle adjusting screw on 2nd step of fast idle cam and measure clearance between primary throttle plate and throttle bore.
- To adjust, turn fast idle adjusting screw until clearance is 0.039 - 0.045" (1 - 1.14 mm) for automatic transmission equipped vehicles or 0.029 - 0.034" (0.73 - 0.87 mm) for manual transmission equipped vehicles. See Figure.