1973 Pontiac Catalina torque specs

455ci V8

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Engine

  • Timing Chain5 specs
    • Camshaft Sprocket Bolts40 lb-ft54 Nm
    • Crankshaft Pulley Bolt160 lb-ft217 Nm
    • Oil pan bolt (front, if loosened)15 lb-ft20 Nm
    • Timing cover bolt (5/16")15 lb-ft20 Nm
    • Water pump bolt30 lb-ft41 Nm
  • Timing Chain Kit3 specs
    • Camshaft Sprocket Bolts40 lb-ft54 Nm
    • Crankshaft Pulley Bolt160 lb-ft217 Nm
    • Timing cover bolt (5/16")15 lb-ft20 Nm

Torque is shown in lb-ft with Nm below it. Where a step says to turn, tighten the listed angle after the torque step before it. Use new bolts where the note says so.

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