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2006 Chevy Truck Valvesprings

12. To remove tension from the valvesprings, you can crank the engine over quickly until each intake valve is in the open position, then unbolt the corresponding exhaust rocker arm. Then, reverse the process to remove tension from the intake valve rocker arms. You'll need an 8mm socket to do the job.
2006 Chevy Silverado Performance Upgrades - More Ponies for the Chevy

 12. To remove tension from the valvesprings, you can crank the engine over quickly until each intake valve is in the open position, then unbolt the corresponding exhaust rocker arm. Then, reverse the process to remove tension from the intake valve rocker arms. You'll need an 8mm socket to do the job.  View Related Article

 

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