504005 Starter shaft housing, Hitachi
Fits: 73-E79 FX Shovelheads (excl. all FL…
incl. VAT
Chapter members save 15% · Sign in for member pricing
Estimated delivery: 3–15 working days
Authorised
Iron City Dealer
14-Day Returns
Easy & hassle-free
Secure Checkout
256-bit encryption
Free UK Delivery
On orders over £100
Specifications
- Brand
- MCS
- Part Number
- 504005
- OEM Reference
- 31572-73
- Pack Quantity
- Each
- Category
- Starter Shaft Housings
- VAT Rate
- 20%
About This Product
This replacement starter shaft housing is built for Hitachi-style starter motors used on 1973 to early 1979 FX Shovelhead models, excluding all FL variants. It provides an OEM-style housing for the starter shaft assembly, replacing OEM part 31572-73. The housing ensures proper alignment of the starter drive components for reliable engagement with the ring gear. Manufactured to match factory specifications, it delivers correct fitment and the structural integrity needed for dependable starting. An essential part when rebuilding or servicing your Hitachi starter motor, this housing restores the complete assembly to working order and maintains the secure mounting critical for consistent electric starting performance.
Manufacturer part number: 504005.
Fitment
18 models73-E79 FX Shovelheads (excl. all FL models). (Hitachi)
Low Rider 2 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1977–1979 | FX Super Glide FXS-1200 |
| Harley-Davidson | 1979–1980 | FX Super Glide FXS-80 |
Softail 7 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1983 | Dyna Glide Glide Custom FXDG |
| Harley-Davidson | 1983–1984 | FX Low Rider FXSB |
| Harley-Davidson | 1981 | FX Super Glide Fat Bob FXEF |
| Harley-Davidson | 1981–1984 | FX Super Glide FXE |
| Harley-Davidson | 1981–1982 | FX Super Glide FXS |
| Harley-Davidson | 1981–1984 | FX Wide Glide FXWG |
| Harley-Davidson | 1981–1982 | Super Glide B80 FXB |
Super Glide 6 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1979–1980 | FX Super Glide Fat Bob FXEF-1200 |
| Harley-Davidson | 1979–1980 | FX Super Glide Fat Bob FXEF-80 |
| Harley-Davidson | 1976–1980 | FX Super Glide FXE-1200 |
| Harley-Davidson | 1983–1984 | FX Super Glide FXS-80 |
| Harley-Davidson | 1976–1978 | Super Glide 1200 FX-1200 |
| Harley-Davidson | 1980 | Super Glide B80 FXB-80 |
Touring 2 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1973–1975 | Super Glide FX-1200 |
| Harley-Davidson | 1973–1975 | Super Glide FXE-1200 |
Wide Glide 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1980 | FX Wide Glide FXWG-80 |
Related Products
View all →
More from MCS
View all →
Who are we? Leeds Harley-Davidson - Iron City Motorcycles
This product is fulfilled by Iron City Motorcycles, Leeds' authorised Harley-Davidson® dealer, serving the UK with a full range of Genuine Motorclothes®, dealer merchandise, and official Harley-Davidson parts & accessories — available for UK and international delivery.
From OEM Parts to retro lifestyle wear to aftermarket stockits we have what you need to keep you riding all year round.
Use our official OEM parts finder to browse our full Genuine Harley-Davidson® Parts and our associated approved aftermarket catalogues.