Best Fuel Injector Gaskets in 2026

Seal Kit to service 8 Fuel Injectors; Includes O-rings and Filter Baskets;

All parts made in the USA!

Easy Installation

Seal Kit to service 6 Fuel Injectors; Includes O-rings and Filter Baskets;

All parts made in the USA!

Easy Installation

Seal Kit to service 4 Fuel Injectors; Includes O-rings, Filter Baskets, Pintle Caps and Upper/Lower Seals

All parts made in the USA!

Easy Installation

Matches OE form, fit, and function

Premium materials provide tight seal for injectors which prevents fuel leaks

High quality construction for durability

Brand New Holley Sniper EFI Self-Tuning Kit - Black Ceramic Finish, 4 Barrel Fuel Injection Conversion - Self Tuning Kit plus Handheld EFI Monitor. (Part #550-511)

Holley just brought EFI within range! Introducing Sniper EFI! It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today!

Specs: CFM: 800 | Coast Guard Approved: Yes | Finish: Black | Flange Style: Dual Bolt Pattern | Fuel Pressure: 58.5 PSI | Height: 3.28" | Injector Size: 100 lb./hr @58.5 PSI

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Engineered for the sealing repair environment

Meets or exceeds all original equipment specifications

Application specific, providing unsurpassed quality for a seal you can trust

Validated for fit, form, and function

Brand New Holley Sniper EFI BBD Master Kit, Shiny Finish, Holley Sniper 2 Barrel Fuel Injection Conversion (Part #550-858K)

Introducing the Sniper EFI BBD Master Kit, for Jeep CJ's! The Sniper EFI BBD will be right at home on any 258ci powered trail rig, or weekend cruiser. Not only does the Sniper EFI BBD offer superior throttle response and WOT power over the carburetor, but you can also gain timing control! Put an end to cold start issues, hesitations, vapor lock, and flooding.

Upgrade to Sniper EFI and get the tactical accuracy of EFI today! This master kit includes 20" of fuel hose, two filters, one high pressure EFI fuel pump, and all of the required fittings for a complete EFI fuel system conversion!

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Engineered for the sealing repair environment

[High Quality Material] The rubber washer assortment is made of high quality rubber material, which is easy to bite, waterproof and oil resistant, with good sealing performance, corrosion resistance, high temperature resistance and wear resistance.

[Various Sizes] You will receive a total of 300 pieces of 18 common sizes of rubber washers, which are very convenient and can meet almost all your needs.

[Storage]The o-ring assortment kit is equipped with a transparent plastic box, with a total of 18 separate small grid spaces. The O-ring is arranged according to the purpose, and is equipped with a size table, which is convenient to distinguish different sizes.

Brand New Holley Sniper EFI BBD Kit, Shiny Finish, Holley Sniper 2 Barrel Fuel Injection Conversion (Part #550-858)

Are you tired of struggling with the old BBD carburetor on your Jeep? Does your off road rig leave you hanging at extreme angles while on the trail? The EFI team at Holley has designed the perfect solution for your problems. The Sniper EFI BBD will be right at home on any 258ci powered trail rig, or weekend cruiser.

Not only does the Sniper EFI BBD offer superior throttle response and WOT power over the carburetor, but you can also gain timing control! Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today!

Brand New Holley Sniper EFI Self-Tuning Master Kit, Gold Ceramic Finish Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit plus Handheld EFI Monitor (Part #550-516K)

Holley just brought EFI within range, introducing Sniper EFI master kits! It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. The Sniper EFI master kit contains the most complete EFI fuel system on the market.

Everything is included to completely plumb your fuel system including; 20 feet of 3/8" EFI Hose, in-line fuel pump, post and pre fuel filters, return bulkhead, and all of the necessary fittings and hardware. Put an end to cold start issues, hesitations, vapor lock, and flooding. Upgrade to Sniper EFI and get the tactical accuracy of EFI today!

Injector Size: 100 lb/hr @ 58.5 PSI | Inlet/Outlet Size: 9/16-18 Female O-Ring (AN 6) | MAP Sensor: 2 Bar | Max Horsepower Rating: 350 Naturally Aspirated | Product Type: Sniper 2 BBL EFI Kits | Transmission: 700R4/200R4, F. C4/C6, TH350

NOTE: United States Coast Guard Approved Certified to ISO 8846, SAE J1171 Requirements | F. transmissions may require Part Number 20-60 F. Transmission Kickdown Spring & Bracket kit | A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13

All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available

MAHLE Original gaskets utilizes OE equivalent or better materials in all our gaskets

MAHLE Original gaskets is the leader in Domestic, Asian and European applications

✅【Package Includes】:2 x Gasket Included With Integrate Fuel Injector Fuel Injector Harnesses, 4 x External Pigtails,8 x Premium Glow Plugs.

✅【Compatible Vehicle】:This Valve Cover Gaskets Kit compatible with Ford F250 E350 Powerstroke Diesel Diesel Powerstroke 7.3L 1994 1995 1996 1997. OEM Number:F4TZ12A342BA F4TZ-9D930-K F4TZ-6584-A F81Z-12B533-AC.

✅【Customer Supports】:Our Powerstroke Glow Plug Connector Wire Harness with 8 Glow Plugs kit support 30 days return and exchange. Our company attaches great importance to the shopping experience of each customer.Risk-free shopping, if you have any quality problem during warranty period, please contact customer service in time.