Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570Experience enhanced ignition performance with the Twin Power 70 E79 FL FX 71 79 XL Advance Unit Screw. This premium advance kit replaces the standard H D 3570 component, ensuring reliable and precise timing adjustments for your vintage Harley Davidson XL models from 1971 to 1979. Engineered by TwinPower, a trusted name in ignition parts, this advance unit screw offers a perfect fit and dependable operation. It's designed specifically for enthusiasts
Experience enhanced ignition performance with the Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw. This premium advance kit replaces the standard H-D 3570 component, ensuring reliable and precise timing adjustments for your vintage Harley Davidson XL models from 1971 to 1979.Engineered by TwinPower, a trusted name in ignition parts, this advance unit screw offers a perfect fit and dependable operation. It's designed specifically for enthusiasts aiming to maintain or improve the performance of their classic bikes without compromise.
Whether restoring a project bike or upgrading for smoother rides, this advance kit provides consistent advance characteristics that help optimize your engine's power delivery. Installation is straightforward, making it accessible for both seasoned mechanics and hobbyists.
Trust Tuningsupply for genuine, high-quality ignition components that ship quickly across Europe without unexpected costs. Stay ahead in your restoration or custom build with this essential distributor upgrade from TwinPower.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
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Product Reviews
★★★★★ 5
Just as attractive and beautiful as in the photo!
Color: 6689: Green strap & Green dial
Charming!
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Reviewed in the United States on July 19, 2025
★★★★★ 4
Good product
Color: 6689: Green strap & Green dial
Loved the watch my father loved it....
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Reviewed in the United States on May 18, 2026
★★★★★ 5
Buena calidad
Color: Blue
Muy lindo
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Reviewed in the United States on December 18, 2025
★★★★★ 5
Superb seller
Color: Blue
Item as exprcted and fast shipping
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Reviewed in the United States on November 11, 2025
★★★★★ 5
Excelente
Color: Blue
Bien
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Reviewed in the United States on October 5, 2025