JayCee Main Jet 125 | Weber IDA/IDF/HPMX Carburetors | VW Air-Cooled (JC-4404-0)

JayCee Main Jet, Weber IDA/IDF/HPMX — Size 125 (JC-4404-0)

The JayCee Main Jet is a precision-machined carburetor main jet in size 125 for Weber IDA, IDF, and HPMX applications. Dial in your air-cooled VW fuel curve with correctly sized main jets.

Vehicle Fitment

• VW Beetle (Type 1): Air-cooled, Weber IDA / IDF / HPMX carburetors
• VW Bus: Air-cooled, Weber IDA / IDF / HPMX carburetors
• VW Karmann Ghia: Air-cooled, Weber IDA / IDF / HPMX carburetors

Why Choose JayCee?

JayCee main jets are precision-machined for consistent sizing, so you can tune your Weber IDA, IDF, or HPMX carburetors with confidence.

Key Features & Benefits

• Precision Sized: Consistent size 125 for repeatable carburetor tuning.
• Wide Compatibility: Fits Weber IDA, IDF, and HPMX carburetors.

Technical Specifications

• Brand: JayCee
• Jet Size: 125
• Application: Weber IDA / IDF / HPMX Carburetors
• Category: Carburetor Jets
• Part Number: JC-4404-0

Frequently Asked Questions

• What jet size is this? Size 125.
• Which carburetors does it fit? Weber IDA, IDF, and HPMX carburetors.

Explore Related Categories

Explore more air-cooled VW fuel and carburetor parts: Fuel & Intake, JayCee, and All VW Air-Cooled.

⚠ Prop 65 WARNING: For more information go to www.P65Warnings.ca.gov.