Thread: Spark Plugs for HEI Fired 351
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Old March 25th, 2025, 12:02 PM
lizziemeister'sV6 lizziemeister'sV6 is offline
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Location: Strawberry Point, Iowa
Truck: 1965 Suburban Series 1000 - 351M with mechancal tachometer - PS & PB & 2 speed Pow-R-Flow automatic
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Default Re: Spark Plugs for HEI Fired 351
Quote:
Originally Posted by bigblockv6 View Post
The AC R44XLS6 is specifically an HEI plug which accepts .060 gap and is a long reach plug compatible with the GMC V6. Pete
Good to hear from you again Pete!
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