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GM 6.5L V8 EFI – Engine Management – Stepper Motor/Advance Piston Components

The mechanical advance/retard components of the stepper motor and piston assembly include (figure 5-20):
• Lever Spring
• Pivot Shaft
• Control Lever
• Servo Valve
• Cam Pin
• Advance Piston
• Servo Valve Return Spring

 

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