Holley
Replacement Diaphragm 12-803 Regulator
SKU: H00E 12-818
Description
Part #: 12-818
Replacement fuel pressure regulator diaphragm repair kit for Holley 12-803BP fuel pressure regulator.
Features:
- Replacement fuel pressure regulator diaphragm for Holley 12-803BP fuel pressure regulator
- Includes diaphragm only
Fits Holley 12-803BP Fuel Pressure Regulator
Fitment
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Available on iOS & Android
Specifications
| Brand | Holley |
| Part Number | H00E 12-818 |
| Weight | 0.07 lb |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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