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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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#45708 06/02/2005 1:05 AM | Joined: Jan 2001 Posts: 142 Wrench Fetcher | | Wrench Fetcher Joined: Jan 2001 Posts: 142 | I am going to adjust the valves again in my GMC 228 tomorow. The info I have says the engine should pur like a sewing machine. Some have suggested that I am not getting the engine hot enough. Also I was wondering if a higher octane make any difference?
Any and all advice is welcome as I am still quite a novice!! | | |
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