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What should the timing be set to on a 86 GMC pickup with a 305 ci. ?

 
GMwrench's Avatar
  • Answered by:GMwrench
  • GMC Technician
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Customer Question

What should the timing be set to on a 86' GMC pickup with a 305 ci. ?

 

Country: United States
Make: GMC
Model: 1500 High Sierra
Year: 1986
Engine: 305 ci.

Submitted: 862 days and 11 hours ago.
Category: GM
Value: $18
Status: CLOSED
Picture
Expert:  GMwrench replied 862 days and 11 hours ago.

4 degrees

Customer replied 862 days and 11 hours ago.

Which vacuum line do i plug?

Accepted Answer

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Expert:  GMwrench replied 862 days and 11 hours ago.

remove the vacuum line off the vacuum advance on the distributer and plug it off then set it to 4 degree's

Expert TypeGMC Technician
Category: GM
Pos. Feedback: 97.3 %
Accepts: 804
Answered: 12/24/2010

Experience: 15 years gm master tech/15 years ASE master tech

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