OKO Honda Ruckus Idle Jet - M5 Choose your size

Wake up your Honda Ruckus at idle and off the line with an OKO idle jet. This brass jet meters fuel through the carburetor's idle circuit, helping you dial in crisp low-speed response and a smoother takeoff. Pick your size and make the first twist of throttle feel right.

Key Features

• Sharper low-speed tuning: The idle circuit influences idle quality, takeoff, and the first part of throttle opening.
• Eight size options: #35, #36, #37, #38, #39, #40, #41 and #44.
• Machined brass construction: Slotted head, threaded body, and fuel passages for the carburetor's idle circuit.

Technical Specifications

• Brand: OKO
• Part family: 114-59
• Material: Brass
• Thread: M5 × 0.80
• Overall length: 28mm
• Size options: #35, #36, #37, #38, #39, #40, #41 and #44
• Made in: Taiwan

Compatibility

• Precision-machined brass idle jet — controls fuel delivery at 0–25% throttle
• M5x0.80 thread and 28mm length — direct fit for Honda Ruckus NPS50 carburetor
• Elongated stepped body with calibrated emulsion holes for consistent low-RPM fuel delivery
• Selectable sizes #35, #36, #37, #38, #39, #40, #41 and #44 for compatible carburetor tuning
• Made in Taiwan; brass OKO idle jet

OKO brass idle jet; M5x0.80 thread; 28mm overall length; selectable sizes #35, #36, #37, #38, #39, #40, #41, #44; made in Taiwan; part family 114-59.

Honda Ruckus 50 NPS50 (all years). Verify carburetor type and select correct jet size before ordering.