Fuel Line Replacement on a 2023 CFMOTO CFORCE 600 Touring

Shop parts for a 2023 CFMOTO CFORCE 600 Touring ATV.

Utility quads that carry passengers spend more time working and less time coasting, and that steady load keeps the engine bay warm. Warm engine bays are hard on fuel hose. If the line on your 2023 CFORCE 600 Touring has started to look chalky, feel stiff, or smell like fuel where it should not, replacing it is a satisfying afternoon job with a clear payoff.

Understanding Why Hose Hardens and Cracks

Fuel line is soft because of plasticizers blended into the rubber, and those compounds do not stay put. Heat cycling drives them out gradually, so the hose stiffens with each season and eventually stops flexing at all. Once it reaches that point, ordinary chassis vibration opens fine cracks at the bends where the hose used to absorb movement. Owners in dry climates see this arrive sooner, since low humidity leaches moisture from the rubber and glazes the outer wall.

Ethanol-blended fuel is the second half of the story. E10 draws water into the fuel system and slowly attacks the hose liner, so the inside surface can be degrading and shedding material while the exterior still looks respectable. Fuel left standing over a long idle period also leaves gum and varnish at the barbs. Between the two mechanisms, hose age matters more than appearance when deciding whether to replace it.

Checking the Fuel Delivery Setup First

The 2023 CFORCE 600 Touring uses a 580cc liquid-cooled single with electronic fuel injection. There is no petcock beneath the tank and no gravity feed to interrupt. An in-tank electric pump pressurizes the supply hose to the throttle body, and that pressure persists after shutdown, which is why pressure relief leads the procedure. Line-clamping pliers replace the shutoff valve found on carbureted machines, and your replacement hose must be rated for injection pressure.

Because this is a selectable 2WD/4WD platform with two-up bodywork, the hose runs a slightly longer, better-protected path around front differential and driveshaft hardware than it would on a lighter two-wheel-drive quad. Record the routing and every clip with photos before you disassemble anything.

Signs the Line Is Failing

  • Fuel residue on the skid plate or a stain on the shop floor beneath the tank
  • A gasoline smell that hangs around the seats well after the engine cools
  • Surface cracks, a chalky texture, or a hardened section that will not bend
  • Bogging under throttle, a lean stumble at speed, or an engine acting starved despite fuel in the tank
  • Grit collected in a ring at a fitting, left behind by fuel seeping and evaporating

Pressurized fuel escaping through a pinhole often atomizes rather than dripping, so it can leave no mark at all. A persistent fuel odor is therefore reason enough to inspect the whole run by hand, feeling for damp spots and soft areas near each fitting.

Preparation, Parts, and Ventilation

  • Rubber or nitrile gloves
  • Injection-rated hose matched to the factory inside diameter
  • A sealable container approved for gasoline
  • New clamps in the style you remove, plus a quick-disconnect release tool if a locking coupler is present
  • Line-clamping pliers
  • Hand tools for the seats and side panels, a razor blade, and rags

Treat the ventilation note seriously. Gasoline vapor is heavier than air, so it settles across the floor and drifts toward water heaters, battery chargers, and power tools rather than rising away. Work outdoors when possible. In a garage, open the overhead door fully, shut off anything with a flame or a spark, and keep the drain container capped once fuel goes in.

Getting the Old Hose Off

Relieve pressure before touching a fitting. Pull the fuel pump fuse or relay, crank the engine briefly until it stalls, turn the key off, then disconnect the negative battery terminal. Take off both seats and the side plastics that block the tank outlet, then trace the hose toward the throttle body. Position a drain pan under the first fitting and cover it with a rag as you separate the joint, since fuel remains in the line even after pressure is gone.

Slide clamps well back along the hose before disturbing the connection. For a quick-connect coupler, depress both tabs evenly and pull straight off without any sideways leverage, because aged plastic splits easily. Where the hose has bonded itself to a barb, a light twist usually breaks the varnish seal. If it stays locked on, slit the hose lengthwise with a blade and peel it away instead of forcing the fitting.

Fitting, Clamping, and Testing

Trim the new hose to match the length of the old one so it neither chafes on the frame nor pulls at its fittings. Seat both ends fully on their barbs completely dry, with nothing on the sealing surfaces. Grease, oil, and silicone all create a path for pressurized fuel to creep out past a clamp, so they stay off the fittings entirely. Softening the hose end in hot water for a few seconds makes a tight fit cooperate.

Place new clamps just behind the raised bead on each fitting and tighten them evenly, firm without crushing the hose. A self-locking quick-connect requires no clamp; push it until you hear the click, then tug to confirm engagement. Route the hose back through the factory clips so it clears exhaust heat and front driveline hardware.

For the final check, reinstall the fuse, Reconnect the battery, and cycle the ignition on and off several times without cranking. Each cycle runs the pump and pressurizes the circuit while both joints are still dry, which is the easiest condition for finding a weep. Wipe each fitting with a clean rag, then idle the engine for several minutes and inspect once more before reinstalling bodywork. One last detail specific to this injected Touring: its fuel filter sits inside the tank as part of the pump assembly rather than inline on the visible hose, so continued delivery trouble after a dry, leak-free install points to that module.

Related Shopping Categories

Shop Fuel Lines for a 2023 CFMOTO CFORCE 600 Touring ATV.

Shop Fuel Line Clamps for a 2023 CFMOTO CFORCE 600 Touring ATV.

Shop Petcocks for a 2023 CFMOTO CFORCE 600 Touring ATV.

Shop Fuel Filters for a 2023 CFMOTO CFORCE 600 Touring ATV.

Shop Fuel Stabilizer for a 2023 CFMOTO CFORCE 600 Touring ATV.

Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your ATV's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.