Help to set tappets on Nissan 1400 engine
With a special tool called a feeler gauge remove the valve covers and one by one bring the cylinders up to top dead center (both valves are fully closed at this point) adjust to factory spec. All adjustments are done cold. If engine is very high miles reduce the clearances in specs by slight amount (.002") to the tight side to account for wear in the valve train parts.
SOURCE: How do I set the timming on a 1400 Nissan sentra 1998 model
This is for a 1998 nissan sentra 1.4 engine, start engine and allow to reach operating temp.then turn engine off and disconnect throtle postion sensor connector.
With tps sensor disconnected start engine and increase idle to 2000 rpm three times then release and allow it to idle.
now check timing, timing should be at 6-10 degrees BTDC. adjust as needed then turn key off and reconnect tps .
Good day.
SOURCE: how to set tappet clearance gauge for Nissan fd42 engine
The FD42 has hydraulic lifters, no setting required. If it does not have hydraulic lifters, 0.40mm inl & exh hot
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