Nissan/Datsun U20 Engine Installation Specifications (According to Nissan Service Manual)
Torque Specifications (According to Nissan Service Manual)
Cylinder Head Bolt 6.0→8.7→9.0（kg-m)
Camshaft Bolt (M8 size) 1.4～2.8（kg-m)
Camshaft Bolt (M6 size) 0.5 (kg-m)
Connecting Rod Bolt 9.0（kg-m)
Main Bearing Cap Bolt 9.0（kg-m)
Oil Filter Bracket Bolt 2.1～2.7（kg-m)
OIl Pan Bolt 0.5（kg-m)
Flywheel Bolt 8.0（kg-m)
Clutch Pressure Plat 2.8（kg-m)
Crank Pulley Bolt 20.0（kg-m)
Engine Valve Lifter Adjustments (According to Nissan Service Manual)
Intake（While cold）0.15mm （When primed warm）0.25mm
Exhaust（While cold）0.20mm （When primed warm）0.30mm
Engine Data (According to Nissan Service Manual)
Crankshaft Standard Diameters
Journal 62.94～62.95mm
Pin 51.94～51.95mm
End Play 0.05～0.18mm