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454 TBI surging/loping

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06-10-2024, 10:38 AM	#4
sntrym95 Registered User Join Date: Jan 2006 Location: Big Pine Key, FL Posts: 758	Re: 454 TBI surging/loping What year truck? Some of the 454 TBI units need a lot more fuel pressure than 12psi __________________ Mike

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