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Default Title · 1300-1115

You-All 18mm CVK PD18J Carburetor - 139QMB Ruckus

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You-All 18mm CVK PD18J Carburetor - 139QMB Ruckus

Name: You-All 18mm CVK PD18J Carburetor - 139QMB Ruckus
Brand: You-All
SKU: 1300-1115
Price: 55.00 USD
Availability: InStock

$55.00

Part number 1300-1115

Check dimensions and compatibility before ordering.

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Description

Restore consistent power and throttle response on a compatible 50cc scooter with the You-All 18mm CVK PD18J carburetor. Its mechanical accelerator pump helps reduce hesitation during throttle transitions, while the 18 mm venturi supports steady airflow for daily riding and performance builds.

Features

PD18J CVK-style carburetor
Mechanical accelerator pump for crisp throttle response
18 mm intake bore
Pre-installed #81 main jet and #33 idle jet
40 mm air-filter mount outside diameter
Direct replacement for compatible 139QMB/GY6 50cc engines

Specifications

Model: PD18J
Type: CVK carburetor
Intake bore: 18 mm
Air-filter mount outside diameter: 40 mm
Main jet: #81
Idle jet: #33
SKU: 1300-1115

Model Fitment

Brand or application	Compatible models or notes
Chicago Scooter Co.	go., go. Max, Bella 50, Nitro Sport
Wolf	RX-50, Islander, Rugby, Blaze, Lucky, Jet
Lance	Cali Classic 50, Cabo 50, PCH 50
Honda	Ruckus and Metropolitan, select 50cc carbureted models
Universal	139QMB/GY6 50cc scooters, ATVs, and quads using a compatible PD18J carburetor

Mechanic's note: After installation, leave a small amount of throttle-cable freeplay so the accelerator pump can fully reset between throttle inputs. Verify the carburetor model, intake dimensions, and cable/choke setup before ordering.

This product is intended for off-road use only. This product is not intended for use on public roads or land. This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.