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Acuity - 100 PSI Fuel Pressure Gauge in Polished Stainless Finish

Acuity - 100 PSI Fuel Pressure Gauge in Polished Stainless Finish


Category: Digital Gauges
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Regular price $39.00
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Acuity - 100 PSI Fuel Pressure Gauge in Polished Stainless Finish

  • Produced by Marshall Instruments to ACUiTY's specifications
  • Liquid-filled to reduce needle bounce from engine vibration
  • Stainless steel case for durability
  • 1/8 NPT male thread for use on most fuel rails and fuel pressure regulators
  • 0-100 PSI safe operating range
  • Gasoline and E85 Compatible

These fuel pressure gauges are designed to pair perfectly with both ACUiTY's fuel rails, as well as most other aftermarket fuel rails with 1/8 NPT gauge ports. To guarantee a quality product, ACUiTY has industry leader, Marshall Instruments, produce these gauges to ACUiTY's specifications. These fuel pressure gauges feature rugged construction and are liquid filled for vibration dampening. This model features a 1/8 NPT thread (compatible with our K-Series Fuel rails and many automotive fuel system applications). The gauge features a silver bezel, red pointer, and polished stainless steel case. The max bezel diameter is 1.75" and is the perfect size to pair with an ACUiTY fuel rail. These gauges are safe for use with gasoline and ethanol, so they will work in a variety of applications. If your fuel rail features -8 ORB ports but no 1/8 NPT ports, consider using ACUiTY's 1913-F05 adapter to allow placement of this gauge on a -8 ORB port on your rail.

Fits fuel rails and pressure regulators designed to accept a 1/8 NPT fuel pressure gauge. Compatible with ACUiTY and many other fuel rails.


We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations. For international orders, please Contact Us. If you select US shipping rates and are shipping internationally, please be advised you will be contacted to compensate the difference in shipping fees.

Processing takes about 3 to 5 business days before your order ships. We do not process or ship orders on weekends. If you order an item that's on backorder, we will reach out with an estimated arrival time. If you have any questions about shipping make sure to email us at or call our reps today at 732-638-5268.

If by any chance, your package that has been delivered by the carrier is lost/stolen, YOU (THE BUYER) are responsible for working with the carrier and us, Tri-State Motorsports to recover your package. You must contact us and the shipping company within 48 hours of delivery for lost/damage claims. You are covered by the basic insurance amount APPROVED by the shipping center. We DO NOT refund or reship product for claims that are denied by the shipping company.


When will my product ship out?

Processing takes about 3 to 5 days before your order ships. Some orders may take longer than usual to process and ship. If you order an item that's on backorder, we will reach out with an estimated arrival time. Refunds are subject to a 20% restocking fee. Cancellations are subject to 10% cancellation/processing fee under no exceptions.

What's the Warranty on our products?

Unless the product is manufactured by Tri-State Motorsports or TSM Race, ALL Warranties go through the Manufacturer directly. Please visit their official website and get in contact with them in regards to your warranty. We will supply you with any invoice or tracking information the manufacturer asks you for.

Do you offer any promotions?

One of our major promotions is the TSM Bucks Loyalty Program. You will earn 1 TSM point for every dollar you spend with us. These points can be redeemed for rewards when you reach certain thresholds. 

TSM Bucks Info

If you subscribe to marketing emails, you will be given a discount code for 5% off your order that you can use at any time. Our Instagram page also has a variety of weekly promotions in our stories and posts. Some restrictions may apply depending on MAP policies.

What payment methods are accepted?

Tri-State Motorsports accepts American Express, Discover, Mastercard, and Visa. You can also pay over time with Affirm and Klarna. Express checkout methods include:

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  • PayPal
  • Shop Pay
  • Venmo

How can I finance my purchase with Affirm?

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How can I finance my purchase with Klarna?

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