Product Details
Features & Benefits:-
* Wrinkle Black.
* Perfect for stock replacement & high performance applications.
* These crankcases offer some unique features.
* Besides being machined for a crank position sensor, they are also compatible with stock flywheel assemblies, primary covers, gearcovers and are clearanced for 38 amp alternator stators.
* Relocated cam chest oil pick-up increases gear case scavenging & virtually eliminates oil carry-over at sustained high speeds.
* Machined to accept the stock oil filter assembly used on Big Twin 1992–1999.
* A ported breather passageway & a machined breather window allows the air/oil mist to flow from the flywheel cavity to the cam chest of the engine with the least possible restriction.
* Crankcase venting can be achieved via two crankcase breathers, the cylinder heads, or both.
* We recommend using both crankcase breathers in engines larger than 95ci.
* Clearanced for strokes as long as 5 in..
* Compatible with stock 1984–1999 flywheel assemblies, primary covers, gearcovers, and clearanced for 38 amp alternator stators, making them perfect for stock replacement or high performance applications.
* Machined for installation of a crank position sensor.
* This allows the cases to be used in stock EFI applications
* Allows easy installation of S&S IST Ignition and VFI Fuel Injection.
* A plug kit is included for applications that do not use a crank position sensor.
Tech Tips:-
* Use 1992-1999 style oil pump.
* Machined for 1984-1999 alloy primary.
* Machined for stock or S&S EFI crank position sensor. Stock diameter only.
Proudly Made in the USA by S&S Cycle !
MFR PART No: 31-0055
ROLLIES PART No: SS31-0055
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