Thread: 305E Intake mod.
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Old June 4th, 2016, 03:27 PM
bigblockv6 bigblockv6 is offline
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Default Re: 305E Intake mod.
I've never had a detonation problem with the HEI. Also I always wanted to find spark plugs for my 478 that's in my 68 now that would have the .060 gap so I found AC 44XLS6 were compatible.
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