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This Holley fuel pressure regulator will allow for precise fuel pressure adjustments and fine tuning of your air/fuel ratio. The Holley regulator includes the internal regulator diaphram, spring and adjustable hat assembly. Adjustments are easy with a turn dial located on top of the hat.
Check out our fuel pressure gauge kit, #52603! See part #56503 for the proper socket to remove your factory fuel regulator.
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