The Pertronix 91849 Ignitor II kit converts Bosch 4-cylinder distributors from points to electronic ignition on aircooled Volkswagen engines. Ignitor II adds adaptive dwell control for stronger, more consistent spark. It installs inside the original Bosch distributor for a stock look and needs no external box.
- Type: Ignitor II points-to-electronic conversion kit
- Trigger: Magnetic with adaptive dwell
- Voltage: 12 Volt
- Ground: Negative
- Cylinders: 4
- Fits: Bosch aircooled VW 4-cylinder distributors
- Sold as: Complete kit
- Part number: 91849
Vehicle Applications
- 1965-1967 Volkswagen Beetle (1.2L-1.5L H4)
- 1965-1967 Volkswagen Karmann Ghia (1.2L-1.5L H4)
- 1966-1967 Volkswagen Fastback (1.6L H4)
- 1966-1967 Volkswagen Squareback (1.6L H4)
- 1964-1967 Volkswagen Transporter (1.2L-1.5L H4)
FAQ
Which vehicles does the 91849 fit?
It fits Bosch 4-cylinder distributors on aircooled Volkswagen Beetle, Karmann Ghia, Fastback, Squareback, and Transporter models. See the vehicle list for years and engines.
What does Ignitor II add over the standard Ignitor?
Ignitor II adds adaptive dwell control that adjusts spark energy with rpm and current for stronger, more consistent output.
Does this kit need an external ignition box?
No. The module installs inside the original Bosch distributor and keeps the stock appearance.
How do I confirm fitment?
Match your Bosch distributor number to the Pertronix application list, or use the Pertronix Distributor Lookup, before ordering.

