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fftoddster · 11-10-2019, 11:39 PM

On thehamb someone suggested to try adjusting the vacuum brake by turning in ash bolt 1/2 turn at a time.

Thinking of trying that first as idles good. Can’t test drive till ties though.

11-10-2019, 11:39 PM	#5
fftoddster Senior Member Join Date: Apr 2015 Posts: 158	Re: spark knock under load On thehamb someone suggested to try adjusting the vacuum brake by turning in ash bolt 1/2 turn at a time. Thinking of trying that first as idles good. Can’t test drive till ties though.