Timing Chain Torque Specs

for 1958 Pontiac Bonneville 370ci V8 · RWD

Units

4 fasteners

Seq

Component

Torque

Angle

—

Camshaft sprocket bolts

Critical

20 lb-ft · 27 Nm

—

Harmonic balancer bolt

Critical

160 lb-ft · 215 Nm

—

Timing cover bolts

15 lb-ft · 20 Nm

—

Water pump to timing cover bolts

22 lb-ft · 30 Nm

—

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