

Specifications
- Brand
- TwinPower
- Part #
- 492670
- UPC
- 887337165721

Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570
$3.06
Twin Power ignition advance unit screw replaces H-D 3570T for Harley-Davidson FL, FX, and XL models.
Key Features
- Fits Harley-Davidson FX Super Glide 1971-1978, FXE Super Glide 1974-1979, FXEF Fat Bob 1979, FXS Low Rider 1977-1979, XLCH 1971-1979, XLCR Cafe Racer 1977-1978, XLS Roadster 1978-1979, and XLT 1977-1978.
- Replaces Harley-Davidson part number 3570T.
- Designed as a direct replacement for the stock timer screw in the distributor advance unit.
- Well-built for reliable performance in your ignition system.
Product Details
When you're tuning up your classic Harley-Davidson, getting the ignition timing just right is key to how your engine runs. This advance unit screw from Twin Power is a direct replacement for the stock screw used in the distributor on many FL, FX, and XL models from the 70s.
This screw is designed to fit right into your existing advance unit, making it a straightforward part to swap out during a tune-up or when you're rebuilding the ignition system. It's a well-built piece that does the job of holding your advance mechanism securely, ensuring consistent timing adjustments.
If you're working on a 1971-1979 Harley-Davidson FL, FX, or XL model, this screw is a practical choice to get your bike running smoothly.
Specifications
- Brand
- TwinPower
- Manufacturer Part #
- 492670
- UPC
- 887337165721
Frequently Asked Questions
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Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570




