YCF Size 32 Slow Jet for Nibbi Carburetors on Start & Lite 88 Dirt Bikes (2024-2025)

Fine-tune your dirt bike’s performance with this YCF Size 32 Slow Jet made for Nibbi Carburetors. This slow-jet is designed for riders who demand smooth throttle response and reliable low-speed fueling, this precision-machined brass jet fits Start and Lite 88 dirt bikes equipped with Nibbi carburetors (2024-2025).

This size 32 slow jet, also known as a pilot jet, controls the fuel mixture at idle and low-throttle openings, ensuring crisp response and stable engine performance. Manufactured to Nibbi specifications, it delivers consistent flow characteristics that help prevent bogging, hesitation, or stalling in off-idle conditions.

This jet is compatible with Nibbi carburetors that use PZ main jets, allowing versatile fitment on your YCF. Whether you’re replacing a worn jet or dialing in your fuel system after altitude or exhaust changes, this slow jet provides the accuracy and quality your bike deserves.

Features & Benefits

• Size 32 jet for stable idle and smooth low-throttle control
• Compatible with the PZ main jet for versatile tuning options
• Precision-machined brass ensures consistent fuel flow
• Designed to improve throttle response and prevent lean hesitation
• Reliable for performance for track, trail, and everyday riding
• Durable finish provides corrosion resistance from fuel exposure

What's Included

• YCF Size 32 Slow Jet for Nibbi Carburetors on Start & Lite 88 Dirt Bikes (2024-2025)

Fitment

• START 88SE (2024-2025)
• LITE 88S (2024-2025)

Specifications

• Material: Brass
• Function: Controls fuel & air mixture while engine is idling 
• Application: MX, enduro, track, trial, pit bike

FAQ - Common Buyer Questions

Q: What does a "slow jet" do in a carburetor?

A: The slow (pilot) jet controls fuel delivery at idle and low throttle openings, crucial for maintaining smooth idle, clean starts, and steady low-speed response.

Q: Do I need to re-tune my carburetor after installation?

A: Minor fuel-screw or idle-speed adjustments may be needed to optimize your bike's performance, depending o conditions such as temperature, altitude, and exhaust setup. 

Q: Can I use this jet for racing or recreational riding?

A: Absolutely. The precise metering supports consistent throttle response for both competition and everyday use.