S&S Cycle 70-84 BT 4-1/4in Stroke Flywheel Assembly
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to S&S Cycle, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with S&S Cycle, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
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This 4-1/4" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels in S&S® 80" SH80 engines with alternator style crankcases for 1970-'84 HD® big twins.
- Flywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style steel flywheels
- Dynamically balanced and fully assembled with premium quaility S&S® mainshafts and heavy duty 7.440" connecting rods
- May also be used in 88" engines with 3-5/8" bore cylinders
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1980-1984 | Harley-Davidson | FLHS Electra Glide Sport | Base |
| 1980-1983 | Harley-Davidson | FLT Tour Glide | Base |
| 1982-1984 | Harley-Davidson | FXRS Low Glide | Base |
| 1983-1984 | Harley-Davidson | FXRT Sport Glide | Base |
| 1977-1982 | Harley-Davidson | FXS Low Rider | Base |
| 1983-1984 | Harley-Davidson | FXSB Low Rider - Belt | Base |
| 1984 | Harley-Davidson | FXST Softail Standard | Base |
| 1980-1984 | Harley-Davidson | FXWG Wide Glide | Base |
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