# Twin Power 80-E93 Big Twin and XL Starter Relay Replaces H-D 31506-79B Twin Power™ starter relay replaces H-D 31506-79B, delivering consistent solenoid activation for 1980-E93 Big Twins and XL models - Plug-n-play replacement solves intermittent starting and relay failure on Shovelhead through early Evolution - High current contacts handle Big Twin starter draw without arcing or dropout - Universal fit covers 1980-1993 Big Twins and all XL Sportsters in that range This Part Fits: Year Make Model Submodel 1980 Harley-Davidson FLH Electra Glide Base 1980-1984,1987-1993 Harley-Davidson FLHS Electra Glide Sport Base 1986-1993 Harley-Davidson FLHT Electra Glide Standard Base 1983-1993 Harley-Davidson FLHTC Electra Glide Classic Base 1989-1993 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base 1986-1990 Harley-Davidson FLST Heritage Softail Base 1988-1993 Harley-Davidson FLSTC Heritage Softail Classic Base 1990-1993 Harley-Davidson FLSTF Fat Boy Base 1993 Harley-Davidson FLSTN Heritage Softail Nostalgia Base 1980-1982 Harley-Davidson FXB Sturgis Base 1983 Harley-Davidson FXDG Disc Glide Base 1993 Harley-Davidson FXDL Dyna Low Rider Base 1993 Harley-Davidson FXDWG Dyna Wide Glide Base 1980-1984 Harley-Davidson FXE Super Glide Base 1980-1985 Harley-Davidson FXEF Fat Bob Base 1987-1993 Harley-Davidson FXLR Low Rider Custom Base 1982-1993 Harley-Davidson FXR Super Glide II Base 1985-1987 Harley-Davidson FXRC Low Rider Chrome Base 1986 Harley-Davidson FXRD Sport Glide Grand Touring Base 1984 Harley-Davidson FXRDG Disc Glide Base 1985-1993 Harley-Davidson FXRPF Police Base 1982-1992 Harley-Davidson FXRS Low Glide Base 1990-1993 Harley-Davidson FXRS-Conv Low Rider Sport Convertible Base 1986-1993 Harley-Davidson FXRS-SP Low Rider Sport Base 1983-1992 Harley-Davidson FXRT Sport Glide Base 1980-1982 Harley-Davidson FXS Low Rider Base 1983-1985 Harley-Davidson FXSB Low Rider - Belt Base 1984-1993 Harley-Davidson FXST Softail Standard Base 1986-1993 Harley-Davidson FXSTC Softail Custom Base 1988-1993 Harley-Davidson FXSTS Springer Softail Base 1980-1986 Harley-Davidson FXWG Wide Glide Base 1986-1987 Harley-Davidson XLH1100 Base 1988-1993 Harley-Davidson XLH1200 Base 1986-1993 Harley-Davidson XLH883 Base 1986-1993 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base 1987-1993 Harley-Davidson XLH883HUG Sportster 883 Hugger Base 1980-1985 Harley-Davidson XLS Roadster Base 1983-1985 Harley-Davidson XR1000 Base ## Details - **Price:** 48.18 CAD - **Vendor:** TwinPower - **Type:** Starters ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 48.18 CAD | In stock | ## Images - Photo - Primary --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/twin-power-80-e93-big-twin-and-xl-starter-relay-replaces-h-d-31506-79b) > Updated: 2026-07-14