Genuine Bosch 009 Ignition Rotor - 04-004 / 98-9821-B | Air-Cooled VW & Porsche

Genuine Bosch 009 Ignition Rotor - 04-004 / 98-9821-B | Air-Cooled VW & PorscheOptimized Product Description Ensure precise timing and a strong spark with this Genuine Bosch 04 004 Ignition Rotor. Designed specifically for the iconic Bosch 009 Centrifugal Advance Distributor, this rotor is the gold standard for air cooled Volkswagen and early Porsche ignition systems. Key Features: Perfect Fitment: Specifically engineered for Bosch 009 and 050 distributors. High Quality Construction: Built with high dielectric materials to

Optimized Product Description

Ensure precise timing and a strong spark with this Genuine Bosch 04-004 Ignition Rotor. Designed specifically for the iconic Bosch 009 Centrifugal Advance Distributor, this rotor is the gold standard for air-cooled Volkswagen and early Porsche ignition systems.

Key Features:

• Perfect Fitment: Specifically engineered for Bosch 009 and 050 distributors.

• High-Quality Construction: Built with high-dielectric materials to prevent voltage leaks and carbon tracking.

• Reliable Performance: Resistor-style design (5k Ohm) to match factory ignition requirements and reduce RFI interference.

Fitment Applications: Commonly used in 12V conversions and performance builds for:

• VW Beetle & Super Beetle (equipped with 009)

• VW Bus / Transporter

• VW Karmann Ghia & Type 3

• Porsche 356 & 912

Technical Specifications:

• Brand: Bosch

• Bosch Ref: 04-004 (also fits 04 033 applications)

• Part Number: 98-9821-B

• Compatibility: Bosch 009 Distributors

Installation Tip: Always check for shaft play in your distributor when replacing the rotor to ensure even wear and consistent timing.