| Management number | 254502774 | Release Date | 2026/11/07 | List Price | US$339.98 | Model Number | 254502774 | ||
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255 LPH Returnless Drop-In Retrofit EFI Fuel System w/Hydramat<br>Supports up to 550 EFI or 700 Carb HP (HP Rating @ 60 PSI at 13.5 Volts / 10.4 AMP Draw);<br><br>Are you interested in an EFI retrofit kit, but just can't get past the complication of the fuel system? Holley is proud to introduce their Universal In-Tank Retrofit Fuel Modules! Available in return and returnless versions, you can rest assured Holley has the solution you need for your EFI fuel pump woes.<br><br>Now you can convert your factory tank or fuel cell to an in-tank EFI fuel system quickly and easily! And- add the benefits of a Holley Hydramat in the process! The conversion is easily accomplished with basic tools and requires no welding or fabrication. The billet aluminum module design includes a billet pump hanger bracket to control pump vibration while also providing a low profile design to fit where space is at a premium. Holley's innovative clamping system and integrated fuel pump makes it easy. Once installed, hook up your fuel lines and your power source/ground and you're off and running! NO hassle!<br><br>Supports up to 550 EFI or 700 Carb HP (HP Rating @ 60 PSI at 13.5 Volts / 10.4 AMP Draw) Of course there are many variables, estimates are based on gasoline. Individual systems will vary based on fuel system design, regulator type, fuel cell location, etc...;
| Brand | Holley |
|---|---|
| Manufacturer Part Number | 12-131 |
| Volts | 13.5 V |
| Fuel Type | Gasoline |
| Vehicle Fitment Type | Specific |
| Has Written Warranty | No |
| Vehicle Type | Car |
| Total Count | 1 |
| Assembled Product Weight | 3.35 lb |
| Assembled Product Dimensions (L x W x H) | 19.30 x 6.50 x 6.50 Inches |
| Assembled Product Width | 6.5 in |
| Assembled Product Length | 19.3 in |
| Condition | New |
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