Easy — 1–2 hours
Description
It features a 14.5-inch length, 2.70-inch outside diameter, and a 2.65-inch tank seal outside diameter. The unit includes a black, female, oval connector and a fuel pump. It is compatible with 55 and 70-gallon rectangular step tanks for Mack DM models from 1981 to 2006.
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Dorman |
| Part Number | D00I 285-5514 |
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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