Question about 1986 Chevrolet Chevy
I need the ignition timing specs for a 1986 Chevy Suburban 454
Automatic I presume. 8 degrees BTDC @ warm & 700 RPM.
distributor vacuum off & plugged. In drive, & accessories off.
Don't forget parking brake on.
Posted on Sep 06, 2009
4 deg, vacuum advance plugged 700 RPM idle...this is from the Haynes Manual for 67'-87' Chevrolet
Posted on Sep 24, 2010
About 10 degrees
Posted on Aug 26, 2009
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Posted on Jan 02, 2017
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