WHAT CAUSES BACKFIRING IN 72 BUG?
20

Asked by Wurm1950 Jul 24, 2014 at 02:04 PM about the 1972 Volkswagen Beetle

Question type: Maintenance & Repair

I have just had my EARLY 72 bug brought back to life. hasn't run since 2005. It's awesome! But it just started backfiring! What causes that? HELP! Thanks much for
any feedback you can give me.....Sarah Wurm

2 Answers
4,025

Anthony answered 10 years ago

Back fire could be caused by the engine timing being off a bit, or a lack of enough fuel when accelerating.

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20

Wurm1950 answered 10 years ago

Thanks Tony. You gave me a good place to start. The idle has changed and slowed down.....runs a little rough when I first start it in the morning. Appreciate the input....Sarah Wurm

2 people found this helpful.
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