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International Hx615 Fuel Line Inlet Kits

International Hx615 Fuel line inlet kits

Starting at low prices, AutoBuffy stocks multiple fuel line inlet kits from top OE-quality brands to fit your International Hx615. A fuel line inlet kit seals the connection where the fuel supply line meets the fuel rail or carburetor, delivering pressurized fuel without leaks. A failed inlet fitting causes fuel odors, hard starts, and fire risk — replacing it promptly is a safety-critical repair.

Signs your International Hx615 needs a new fuel line inlet kit

  • Strong gasoline smell inside the cabin or around the engine bay, especially after startup
  • Visible fuel weeping or dripping at the fuel rail inlet or carburetor fuel fitting
  • Hard starting or extended cranking because low line pressure starves the injectors or carburetor
  • Engine stalling or hesitation under load as a deteriorating inlet seal allows air into the fuel circuit
  • Fuel pressure gauge reads below spec or fluctuates when holding key-on engine-off
  • Visible cracking, swelling, or corrosion on the banjo bolt washer, O-ring, or compression fitting at the inlet connection

Which fuel line inlet kit should you buy for your International Hx615?

The right kit depends on your International Hx615's fuel delivery style — carbureted, port-injected, or direct-injected — because each system uses a different inlet fitting type and operating pressure rating. Match the kit to your line diameter and connection style (banjo, compression, or push-lock) to ensure a leak-free seal. OEM-spec materials matter here because fuel-grade compatibility and pressure rating directly affect safety.

OEM-equivalent kit
Best for
Owners who want a direct, no-modification fit and long service life
What you get
Pressure-rated fittings, pre-sized O-rings or crush washers matched to factory spec
Banjo bolt and sealing washer kit
Best for
EFI engines with banjo-style fuel rail inlets
What you get
Hollow banjo bolt, annealed aluminum or copper crush washers, sometimes an inline filter screen
Compression fitting kit
Best for
Carbureted engines or older low-pressure fuel systems
What you get
Reusable brass compression nut and ferrule, compatible with standard steel or nylon fuel line OD
Performance / braided-line inlet kit
Best for
Modified engines running higher fuel pressure or upgraded injectors
What you get
AN-style adapter, stainless-reinforced hose end, Viton O-rings rated for ethanol-blended fuels

Replacing a fuel line inlet kit on a International Hx615

Moderate⏱ 1–2 hoursFuel line disconnect tool setCombination wrench or crow-foot setShop rags and approved fuel catch containerTorque wrench (for banjo bolt applications)Safety glasses and nitrile gloves

Begin by depressurizing the fuel system — pull the fuel pump fuse or relay, crank the engine until it stalls, then disconnect the battery. Remove engine covers as needed to access the fuel rail inlet, disconnect the supply line using the appropriate disconnect tool, and remove the old fitting hardware, O-rings, or crush washers. Install the new kit components from the inlet kit, snug fittings to the manufacturer's recommended feel without over-torquing crush washers, reconnect the fuel line, restore power, and check for leaks with the engine running before returning the vehicle to service.

Frequently asked questions

How much does it cost to replace fuel line inlet kits on a International Hx615?
Parts start at low prices for a International Hx615 fuel line inlet kit at AutoBuffy. A shop will typically add one to two hours of labor on top of the part cost. Because the repair often requires depressurizing the fuel system and may involve removing engine covers, total out-of-pocket cost varies by trim and engine access.
Is a fuel line inlet kit the same as a fuel line repair kit?
No. A fuel line inlet kit specifically addresses the fitting and sealing hardware at the entry point of the fuel rail, carburetor, or fuel component — not mid-line repairs. A general fuel line repair kit typically patches or splices a damaged section of the line itself. Make sure you identify which connection is leaking before ordering.
Can I drive my International Hx615 with a leaking fuel line inlet fitting?
No — this is a fire and safety hazard. Even a small fuel leak at the inlet fitting exposes raw gasoline to hot engine surfaces and ignition sources. Pull over safely, do not restart the engine, and have the vehicle towed or repaired before driving. A leaking inlet fitting should be treated as an emergency repair.
How do I know what size fuel line inlet kit fits my International Hx615?
Match the kit to your fuel line's outer diameter, the thread pitch of the existing inlet fitting, and the connection style — banjo, compression, or push-lock. Your International Hx615's service manual or the AutoBuffy vehicle fitment filter will narrow the options. When in doubt, measure the line OD and the fitting thread with calipers before ordering.
How long does a fuel line inlet kit last on a International Hx615?
A quality inlet kit should last many years under normal conditions, but service life varies with fuel blend, heat cycling, and whether the original installation used correct torque on crush washers or banjo bolts. Ethanol-blended fuels can degrade rubber O-rings faster. Inspect the inlet connection during routine fuel system service or whenever fuel smell is noticed.
Do I need to depressurize the fuel system before replacing the inlet kit on my International Hx615?
Yes, always. Modern EFI systems hold residual pressure in the fuel rail even with the engine off. Loosen the Schrader valve or pull the fuel pump fuse and crank the engine briefly to bleed pressure before disconnecting any inlet fitting. Skipping this step risks a pressurized fuel spray, which is a serious fire and injury hazard.

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Fuel line inlet kits for other International models

International RH613International HX515International HV513International HV613International LT625