Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Moderate — 2–4 hours
Overview
This mechanical sending unit gauge offers a full sweep and includes a chromed steel case and a 0.125 in. NPT brass hose fitting. It is illuminated for visibility and sold individually.
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Part #: 26-501
Vacuum Gauge 2 in. Dia. 0 - 30 High 0.125 in. NPT Brass Fitting
Features:
- 2 in. Diameter
- 0-30 in. Hg
- Chromed Steel Case
- 0.125 in. NPT Brass Fitting
- Hose Fitting Included
2" - 0-30 PSI - 1/8 NPT Brass Fitting
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Holley |
| Part Number | H00E 26-501 |
| Weight | 0.26 lb |
Videos
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Holley Carburetor Setup Done Right | Fuel, Vacuum & Throttle
Holley Carb: Ported vs Manifold Vacuum Advance (CARB BASICS PART 1.5)
Adjusting Idle Mixture Screws - Holley Four Corner Adjustment
Where to Hook Up Vacuum Lines On A Holley Carburetor
Holley Set-Up and Adjust Step By Step
Set & Tune Holley Carburetor Idle Mixture & Idle Speed
How to adjust Holley Idle Mixture Screws and Curb Idle
About MOTORMIA
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Returns & Fitment
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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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
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