During cylinder head reassembly, what is the correct sequence for tightening cylinder head bolts?

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Multiple choice — select the best answer

ATighten from the outside edges inward
BTighten in a random pattern to equalize pressure
CStart at the center and work outward in a spiral pattern
DTighten from front to back in a linear pattern

✓ Correct answer: C. Start at the center and work outward in a spiral pattern Cylinder head bolts must be tightened in a spiral pattern from the center outward to ensure even clamping force and prevent warping of the cylinder head or improper gasket seating.

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During cylinder head reassembly, what is the correct sequence for tightening cylinder head bolts?

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