Twin Power Advance Unit & Point Plate Assembly — Fits 1970-1978 Harley-Davidson FL FX XL

SKU: TWP490010
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power Advance Unit and Point Plate Assembly

Revitalize the ignition system of your classic Harley-Davidson motorcycle with this comprehensive Advance Unit and Point Plate Assembly from Twin Power. This high-quality kit serves as a direct replacement for Harley-Davidson part number 32525-85T, ensuring reliable spark delivery for optimal engine performance. It's also an excellent option for converting troublesome electronic ignition systems on later models.

Key Features and Benefits:

  • Complete Ignition Solution: Includes both the advance unit and point plate for a full ignition system overhaul.
  • Restores Timing Accuracy: Ensures precise ignition timing across the RPM range, leading to smoother running and better power delivery.
  • Durable Construction: Built with quality components to withstand the demands of classic motorcycle operation.
  • Direct Replacement: Designed to fit seamlessly onto 1970-1978 Harley-Davidson FL, FX, and XL models.
  • Conversion Potential: Can be used to convert 1979-1995 XL and Late 1978-1995 Big Twin models from electronic ignition to a points-based system.

Vehicle Fitment:

This Twin Power Advance Unit and Point Plate Assembly is designed for:

  • FL Models: Electra Glide (1970-1978)
  • FX Models: Super Glide (1971-1978)
  • FXE Models: Super Glide (1974-1978)
  • FXS Models: Low Rider (1977-1978)
  • XL Models: XLCH (1971-1978), XLCR Cafe Racer (1977-1978), XLT (1977-1978)

Maintain the authentic performance of your vintage Harley-Davidson or upgrade its ignition system with confidence. Trust Twin Power for reliable parts.

Find this essential ignition component at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1971-1978 Harley-Davidson FX Super Glide Base
1974-1978 Harley-Davidson FXE Super Glide Base
1977-1978 Harley-Davidson FXS Low Rider Base
1971-1978 Harley-Davidson XLCH Base
1977-1978 Harley-Davidson XLCR Cafe Racer Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power Advance Unit and Point Plate Assembly

Revitalize the ignition system of your classic Harley-Davidson motorcycle with this comprehensive Advance Unit and Point Plate Assembly from Twin Power. This high-quality kit serves as a direct replacement for Harley-Davidson part number 32525-85T, ensuring reliable spark delivery for optimal engine performance. It's also an excellent option for converting troublesome electronic ignition systems on later models.

Key Features and Benefits:

  • Complete Ignition Solution: Includes both the advance unit and point plate for a full ignition system overhaul.
  • Restores Timing Accuracy: Ensures precise ignition timing across the RPM range, leading to smoother running and better power delivery.
  • Durable Construction: Built with quality components to withstand the demands of classic motorcycle operation.
  • Direct Replacement: Designed to fit seamlessly onto 1970-1978 Harley-Davidson FL, FX, and XL models.
  • Conversion Potential: Can be used to convert 1979-1995 XL and Late 1978-1995 Big Twin models from electronic ignition to a points-based system.

Vehicle Fitment:

This Twin Power Advance Unit and Point Plate Assembly is designed for:

  • FL Models: Electra Glide (1970-1978)
  • FX Models: Super Glide (1971-1978)
  • FXE Models: Super Glide (1974-1978)
  • FXS Models: Low Rider (1977-1978)
  • XL Models: XLCH (1971-1978), XLCR Cafe Racer (1977-1978), XLT (1977-1978)

Maintain the authentic performance of your vintage Harley-Davidson or upgrade its ignition system with confidence. Trust Twin Power for reliable parts.

Find this essential ignition component at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1971-1978 Harley-Davidson FX Super Glide Base
1974-1978 Harley-Davidson FXE Super Glide Base
1977-1978 Harley-Davidson FXS Low Rider Base
1971-1978 Harley-Davidson XLCH Base
1977-1978 Harley-Davidson XLCR Cafe Racer Base

Product Details

Product Description

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power Advance Unit and Point Plate Assembly

Revitalize the ignition system of your classic Harley-Davidson motorcycle with this comprehensive Advance Unit and Point Plate Assembly from Twin Power. This high-quality kit serves as a direct replacement for Harley-Davidson part number 32525-85T, ensuring reliable spark delivery for optimal engine performance. It's also an excellent option for converting troublesome electronic ignition systems on later models.

Key Features and Benefits:

  • Complete Ignition Solution: Includes both the advance unit and point plate for a full ignition system overhaul.
  • Restores Timing Accuracy: Ensures precise ignition timing across the RPM range, leading to smoother running and better power delivery.
  • Durable Construction: Built with quality components to withstand the demands of classic motorcycle operation.
  • Direct Replacement: Designed to fit seamlessly onto 1970-1978 Harley-Davidson FL, FX, and XL models.
  • Conversion Potential: Can be used to convert 1979-1995 XL and Late 1978-1995 Big Twin models from electronic ignition to a points-based system.

Vehicle Fitment:

This Twin Power Advance Unit and Point Plate Assembly is designed for:

  • FL Models: Electra Glide (1970-1978)
  • FX Models: Super Glide (1971-1978)
  • FXE Models: Super Glide (1974-1978)
  • FXS Models: Low Rider (1977-1978)
  • XL Models: XLCH (1971-1978), XLCR Cafe Racer (1977-1978), XLT (1977-1978)

Maintain the authentic performance of your vintage Harley-Davidson or upgrade its ignition system with confidence. Trust Twin Power for reliable parts.

Find this essential ignition component at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1971-1978 Harley-Davidson FX Super Glide Base
1974-1978 Harley-Davidson FXE Super Glide Base
1977-1978 Harley-Davidson FXS Low Rider Base
1971-1978 Harley-Davidson XLCH Base
1977-1978 Harley-Davidson XLCR Cafe Racer Base

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