1975 Datsun 280z FSM - Spooled up Racing

Engine Tune-up
Condition
Decreased oil pressure
Excessive wear on the
sliding parts
Scuffing of sliding
parts
Probable cause
Increased clearance in various sliding parts.
Blocked oil strainer.
Troubles in oil gauge pressure switch.
Oil pressure decreases.
Damaged quality or contamination of oil.
Air leakage from air intake duct.
Damaged air cleaner.
Overheat or overcool.
Improper fuel mixture.
Decrease of oil pressure.
Insufficient clearances.
Overheat.
Improper fuel mixture.
Corrective action
Disassemble and replace the worn parts with
new ones.
Clean it.
Replace it with a new one.
Previously mentioned.
Exchange the oil with proper one and
change element.
Repair or replace.
Change element.
Previously mentioned.
Check the fuel system.
Previously mentioned.
Readjust to the designated clearances.
Previously mentioned.
Check the fuel system.
ET-38