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S&S Twin Cam 88 Crankcase Assembly

Item: 342407

$1925.96 – $2141.96

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S&S Twin Cam 88 Crankcase Assembly


Crankcase replace the crankcases in Harley-Davidson Twin Cam 88 engines in existing Harley-Davidson chassis only. S&S stock style crankcases have a rear motor mount that bolts directly to the stock transmission.

These crankcases are compatible with the stock primary, charging system, and other stock components. Stock bore cases are perfect for replacement applications.

  • Much stronger than stock crankcases in every aspect, extra large front motor mount for increased strength
  • Large cam chest allows cam lift up to .675" without clearancing
  • Timken style sprocket shaft bearings withstand the most demanding applications
  • Includes S&S crankcase breather reed valve to eliminate oil carry-over and oil scavenging problems -Clearanced for strokes up to 5"
  • All passages between the crankcase and the cam support plate are O-ring sealed
  • Includes pinion and Timken bearing

Product Note: Does not fit Twin Cam 88B, 96A or 96B engines. Replaces OEM 24596-99A or 24597-99A

Specification Details
Bore Varies (make selection above)
Color Black
Country of Origin USA
Engine Type Twin Cam 88A
Finish Powder Coated
Material Varies (make selection above)
OEM Reference Varies (make selection above)

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Harley Davidson
  • FLHR Road King 2000-2006
  • FLHRCI Road King Classic 2000-2006
  • FLHRI Road King 2000-2006
  • FLHRS Road King Custom 2004-2006
  • FLHRSI Road King Custom 2004-2006
  • FLHT Electra Glide Standard 2000-2006
  • FLHTC Electra Glide Classic 2000-2005
  • FLHTCI Electra Glide Classic 2000-2006
  • FLHTCU Ultra Classic Electra Glide 2000-2006
  • FLHTCUI Ultra Classic Electra Glide 2000-2006
  • FLHTI Electra Glide Standard 2003-2006
  • FLHX Street Glide 2006
  • FLHXI Street Glide 2006
  • FLTR Road Glide 2000-2004
  • FLTRI Road Glide 2000-2006
  • FXD Dyna Super Glide 2000-2005
  • FXDC Dyna Super Glide Custom 2005
  • FXDCI Dyna Super Glide Custom 2005
  • FXDI Dyna Super Glide 2004-2005
  • FXDL Dyna Low Rider 2000-2005
  • FXDLI Dyna Low Rider 2004-2005
  • FXDS-CONV Dyna Convertible 2000
  • FXDWG Dyna Wide Glide 2000-2005
  • FXDWGI Dyna Wide Glide 2004-2005
  • FXDX Dyna Super Glide Sport 2000-2005
  • FXDXI Dyna Super Glide Sport 2004-2005
  • FXDXT Dyna Super Glide T-Sport 2001-2003

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