Super Stock® Alternator Style Engine Case — 3.5" bore, fits up to 5" stroke, EFI-ready, black powder-coated

S&S CYCLE Super Stock® Alternator Style Engine Case — 3.5" bore, fits up to 5" stroke, EFI-ready, black powder-coated – 84-86 Big Twin, 84-91 Touring, 85-91 Softail, 91 Dyna, 85-91 FXR

S&S CYCLE
0920-0132
31-0052
Precision-machined alternator-style engine case; front oil-filter ready, EFI-capable, includes complete hardware kit and bearings; made in USA.
Hurry! only 6 items left in stock.
€1,704.63
€2,142.96
Save €438.33
local_shipping In stock, ships in 20-25 days
Quantity

  Delivery policy

In stock items will be shipped within 1-3 days.

  Return policy

You can return the products within 14 days for a full refund, check our returns policy.

The alternator-style engine case is a precision-machined cylinder case engineered for high-performance V-twin builds. It accepts a front-mounted oil filter assembly, is machined for EFI fitment, and features line-honed bearing races plus a precision-machined breather cavity to optimize breather timing for maximum oil scavenging.

  • Stock bore cylinder case compatible with most stock-length connecting rods and strokes up to five inches
  • Machined to accept an oil filter assembly that mounts on the front of stock motor cases
  • All races are line-honed and the breather cavity is precision-machined to improve oil scavenging
  • Kit includes crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, oil pressure switch, oil screen, spring and plug
  • Also included: sprocket shaft Timken® bearing assembly and oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump drive shaft bushing, and installation instructions
  • Machined for EFI fitment for simple modern fuel system integration

Built to be durable and serviceable for both rebuilds and performance applications. Made in the USA 🇺🇸

: 0920-0132
: 6 Items
In Stock

Data sheet

Type
Standard Bore
Units
Kit
Color/Finish
Black, Powder-Coated
Brand
S&S CYCLE
Bore Size
3,500"
Material
A356 T-6 Aluminum Alloy

Shipping Policy

Shipping Areas:

We ship to:

  • Spain (Peninsula and Balearic Islands)
  • European Union countries

We do not ship to the Canary Islands, Ceuta, or Melilla.

Shipping Times:

  • Spain (Peninsula): 2–4 business days
  • Balearic Islands: 3–5 business days
  • EU countries: 3–7 business days depending on destination

Shipping Costs:

Shipping costs are calculated automatically at checkout based on destination and weight.

Free shipping may be offered for qualifying orders, as specified on our website.

Order Processing:

Orders are processed within 1–2 business days after payment confirmation. Orders placed on weekends or public holidays are processed the next business day.

Delivery Issues:

If your order is delayed or arrives damaged, you must notify us within 14 calendar days. We will investigate the issue and offer a resolution in accordance with applicable consumer protection laws.

Return & Withdrawal Policy

Right of Withdrawal:

In accordance with Royal Legislative Decree 1/2007 (Ley de Defensa de los Consumidores y Usuarios), you have the right to withdraw from your purchase within 14 calendar days from the date of receipt, without giving any reason.

To exercise this right, contact us via email or through our website, providing your order number and contact details.

Return Conditions:

  • Products must be unused, in original condition and packaging.
  • Return shipping costs are the responsibility of the customer, unless the product is defective or sent in error.
  • Refunds will be issued within 14 days of receiving the returned goods.

Items Excluded from Return:

  • Custom or personalized products
  • Sealed items that were unsealed after delivery and are unsuitable for return due to hygiene (e.g. cosmetics, personal care)
  • Digital content delivered electronically once download or streaming has begun

If you want to return an item, please contact us first to give you detailed instructions.

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Electra Glide Belt Drive Big Twin 1984
Harley Davidson Electra Glide Sport Touring 1987
Harley Davidson Electra Glide Sport Touring 1988
Harley Davidson Electra Glide Sport Touring 1989
Harley Davidson Electra Glide Sport Touring 1990
Harley Davidson Electra Glide Sport Touring 1991
Harley Davidson Electra Glide Touring 1984
Harley Davidson Electra Glide Touring 1986
Harley Davidson Electra Glide Touring 1987
Harley Davidson Electra Glide Touring 1988
Harley Davidson Electra Glide Classic Touring 1984
Harley Davidson Electra Glide Classic Touring 1985
Harley Davidson Electra Glide Classic Touring 1986
Harley Davidson Electra Glide Classic Touring 1987
Harley Davidson Electra Glide Classic Touring 1988
Harley Davidson Electra Glide Classic Touring 1989
Harley Davidson Electra Glide Classic Touring 1990
Harley Davidson Electra Glide Classic Touring 1991
Harley Davidson Electra Glide Ultra Classic Touring 1989
Harley Davidson Electra Glide Ultra Classic Touring 1990
Harley Davidson Electra Glide Ultra Classic Touring 1991
Harley Davidson Electra Glide Classic Touring 1984
Harley Davidson Heritage Softail Softail 1987
Harley Davidson Heritage Softail Softail 1988
Harley Davidson Heritage Softail Softail 1989
Harley Davidson Heritage Softail Softail 1990
Harley Davidson Heritage Softail Classic Softail 1988
Harley Davidson Heritage Softail Classic Softail 1989
Harley Davidson Heritage Softail Classic Softail 1990
Harley Davidson Heritage Softail Classic Softail 1991
Harley Davidson Fat Boy Softail 1990
Harley Davidson Fat Boy Softail 1991
Harley Davidson Tour Glide Touring 1984
Harley Davidson Tour Glide Classic Touring 1984
Harley Davidson Tour Glide Classic Touring 1985
Harley Davidson Tour Glide Classic Touring 1986
Harley Davidson Tour Glide Classic Touring 1987
Harley Davidson Tour Glide Classic Touring 1988
Harley Davidson Tour Glide Classic Touring 1989
Harley Davidson Tour Glide Classic Touring 1990
Harley Davidson Tour Glide Classic Touring 1991
Harley Davidson Tour Glide Ultra Classic Touring 1989
Harley Davidson Tour Glide Ultra Classic Touring 1990
Harley Davidson Tour Glide Ultra Classic Touring 1991
Harley Davidson Dyna Glide Sturgis Dyna 1991
Harley Davidson Fat Bob Big Twin 1985
Harley Davidson Fat Bob Big Twin 1986
Harley Davidson Low Rider Custom FXR 1987
Harley Davidson Low Rider Custom FXR 1988
Harley Davidson Low Rider Custom FXR 1989
Harley Davidson Low Rider Custom FXR 1990
Harley Davidson Low Rider Custom FXR 1991
Harley Davidson Super Glide FXR 1986
Harley Davidson Super Glide FXR 1987
Harley Davidson Super Glide FXR 1988
Harley Davidson Super Glide FXR 1989
Harley Davidson Super Glide FXR 1990
Harley Davidson Super Glide FXR 1991
Harley Davidson Low Glide Custom FXR 1985
Harley Davidson Low Glide Custom FXR 1986
Harley Davidson Low Glide Custom FXR 1987
Harley Davidson Disc Glide FXR 1986
Harley Davidson Disc Glide Big Twin 1985
Harley Davidson Low Glide FXR 1985
Harley Davidson Low Rider FXR 1986
Harley Davidson Low Rider FXR 1987
Harley Davidson Low Rider FXR 1988
Harley Davidson Low Rider FXR 1989
Harley Davidson Low Rider FXR 1990
Harley Davidson Low Rider FXR 1991
Harley Davidson Low Rider Convertible FXR 1989
Harley Davidson Low Rider Convertible FXR 1990
Harley Davidson Low Rider Convertible FXR 1991
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1986
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1987
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1988
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1989
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1990
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1991
Harley Davidson Sport Glide FXR 1985
Harley Davidson Sport Glide FXR 1986
Harley Davidson Sport Glide FXR 1987
Harley Davidson Sport Glide FXR 1988
Harley Davidson Sport Glide FXR 1989
Harley Davidson Sport Glide FXR 1990
Harley Davidson Sport Glide FXR 1991
Harley Davidson Low Rider Big Twin 1985
Harley Davidson Softail Softail 1985
Harley Davidson Softail Softail 1986
Harley Davidson Softail Softail 1987
Harley Davidson Softail Softail 1988
Harley Davidson Softail Softail 1989
Harley Davidson Softail Softail 1990
Harley Davidson Softail Custom Softail 1986
Harley Davidson Softail Custom Softail 1987
Harley Davidson Softail Custom Softail 1988
Harley Davidson Softail Custom Softail 1989
Harley Davidson Softail Custom Softail 1990
Harley Davidson Softail Custom Softail 1991
Harley Davidson Softail Springer Softail 1988
Harley Davidson Softail Springer Softail 1989
Harley Davidson Softail Springer Softail 1990
Harley Davidson Softail Springer Softail 1991
Harley Davidson Wide Glide Big Twin 1985
Harley Davidson Wide Glide Big Twin 1986