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Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T

TwinPower Part number: 215533 In stock
Picture of Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T Click image to zoom
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$37.99
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Availability: In stock
Part number: 215533
Manufacturer: TwinPower
Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T
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In stock — usually ships within 1 business day

Twin Power™ advance unit precisely replaces H-D 32517-70T, restoring accurate ignition timing for 1970-1979 Big Twins and 1971-1979 XL Sportsters during critical distributor service.

Direct OEM replacement ensures smooth power delivery and prevents detonation issues

Includes timer screw, advance cam and mounting hardware for complete installation

Perfect for Shovelhead rebuilds and points-to-EVO ignition conversions

Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T

Advance Unit

43 vehicle listings Source data lists this part for the vehicles shown below. Confirm engine, drivetrain, position, and other options before ordering.
1970 1 listings
Harley-Davidson XLCH Base
1971 3 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson XLCH Base
1972 3 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson XLCH Base
1973 3 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson XLCH Base
1974 4 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson XLCH Base
1975 4 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson XLCH Base
1976 4 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson XLCH Base
1977 7 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson FXS Low Rider Base
Harley-Davidson XLCH Base
Harley-Davidson XLCR Cafe Racer Base
Harley-Davidson XLT Base
1978 8 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FX Super Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson FXS Low Rider Base
Harley-Davidson XLCH Base
Harley-Davidson XLCR Cafe Racer Base
Harley-Davidson XLS Roadster Base
Harley-Davidson XLT Base
1979 6 listings
Harley-Davidson FLH Electra Glide Base
Harley-Davidson FXE Super Glide Base
Harley-Davidson FXEF Fat Bob Base
Harley-Davidson FXS Low Rider Base
Harley-Davidson XLCH Base
Harley-Davidson XLS Roadster Base
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