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521 n/a

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Post  6jeff6 October 10th 2015, 9:57 am

What gap should I run on 10-1 scj headed 521 pump gas with atleast half turbo blue spark plugs? It had .050 gap but I went to .045 really didn't notice anything. Ideas? It's a ford motor AGSF32C plug.
6jeff6
6jeff6

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Join date : 2015-09-03

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