S&S CRANKCASES

$1,896.00
In Stock — Ready to Ship
Ships in 48hrs
30-Day Returns
Secure Checkout

Weight: 30.00
For higher performance applications or just a replacement for a worn out engine. These cases are compatible with the stock primary, charging system and all other stock components.

  • Much stronger than stock crankcases in every aspect
  • Includes bearings and installation hardware
  • Clearanced for up to 5″ strokes

1970/1984 Cases

  • Clearanced for up to 38 amp stators

1984/1999 Cases

  • Relocated cam chest oil pick-up increases gear case scavenging and virtually eliminates oil carryover at sustained high speeds
  • A ported breather passageway and a machined breather window
  • Crankcase breathing through cases and heads

1999/2006 Cases

  • Extra large front motor mount for increased strength
  • Large cam chest allows for up to .675″ cam lift
  • Timken style sprocket shaft bearings
  • Includes S&S crankcase breather reed valve to eliminate oil carryover and scavenging problems

Not legal for sale or use in California, or on any pollution controlled vehicles

S&S®
Natural Finish Stock Bore Crankcase
Crankcase Style: 1984/1991
By: S&S CYCLE INC

Specifications coming soon.

Shipping Information

In-stock orders ship within 1–2 business days. Shipping time varies by location and carrier. Standard domestic shipping is available for most items. Expedited options may be available at checkout.

  • Free Standard Shipping on orders over $99
  • Most orders ship within 48 business hours
  • Tracking number provided upon shipment
  • Oversized items may require freight shipping

Return Policy

We accept returns on eligible new items within 30 days of delivery. Used parts are sold as-is and may not be eligible for return. Items must be in original, uninstalled condition with all original packaging.

View full Shipping & Returns policy

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Fitment information is listed in the product details above. If you have questions about compatibility for your specific model and year, please contact our team before ordering.
New parts carry the manufacturer warranty where applicable. Used parts are sold as-is and are typically tested or described in detail. See the product condition notes for specifics.
Once your order ships, you will receive an email with a tracking number. You can also log into your account at any time to view order status.
Used parts are generally sold as-is and are not eligible for return unless there was a significant misdescription. Contact us within 7 days of delivery if you have a concern.

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