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Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570
Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570
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$19.67
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$19.67
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Twin Power™ advance unit screw precisely replaces H-D 3570, securing the timer assembly for accurate ignition timing on 1970-early 1979 FL/FX Big Twins and 1971-1979 XL Sportsters.
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1971-1979 | Harley-Davidson | FLH Electra Glide | Base |
| 1971-1978 | Harley-Davidson | FX Super Glide | Base |
| 1974-1979 | Harley-Davidson | FXE Super Glide | Base |
| 1979 | Harley-Davidson | FXEF Fat Bob | Base |
| 1977-1979 | Harley-Davidson | FXS Low Rider | Base |
| 1971-1979 | Harley-Davidson | XLCH | Base |
| 1977-1978 | Harley-Davidson | XLCR Cafe Racer | Base |
| 1978-1979 | Harley-Davidson | XLS Roadster | Base |
| 1977-1978 | Harley-Davidson | XLT | Base |
Fitment
Fitment
