What does 'Generator Style' mean for this crankcase?

The 'Generator Style' designation indicates that this crankcase is configured to accept the specific mounting points and electrical connections required for a generator-style charging system on Big Twin motorcycles. This is important for ensuring proper fitment of your charging components.

What is the bore size this crankcase is designed for?

This S&S Cycle crankcase assembly is specifically designed to fit Big Twin engines that have a 3 5/8 inch bore. It's important to confirm your engine's bore size before purchasing to ensure proper fitment.

Are gaskets and seals included with this crankcase assembly?

Typically, crankcase assemblies are sold as the main housing. It is recommended to check the manufacturer's product details or contact S&S Cycle directly to confirm if any gaskets or seals are included, and to plan for purchasing any necessary installation components separately.

S&S Cycle Super Stock Generator Crankcase 106-4057A

Name: S&S Cycle 99-06 BT Crankcase Assembly
Brand: S&S Cycle
SKU: s-s-cycle-s-s-cycle-99-06-bt-crankcase-assembly-t14-663805
Price: 2178.64 USD
Availability: BackOrder

S&S Cycle 99-06 BT Crankcase Assembly

$2178.64

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

S&S Cycle Super Stock Generator Crankcase Assembly for Big Twins. Part# 106-4057A. Not CARB approved.

Key Features

Fits 1936-' Big Twins with a 3 5/8" bore.
Super Stock® Generator Style Crankcase Assembly.
Not CARB approved; cannot ship to California.
Built by S&S Cycle, a popular name in performance motorcycle engines.

This crankcase assembly is designed for Big Twin motorcycles with a 3 5/8" bore, specifically for models from 1936 onwards. Please verify your specific model's compatibility.

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Product Details

Built for Big Twins with a 3 5/8" bore, this Super Stock® Generator Style Crankcase Assembly from S&S Cycle is a solid foundation for your engine rebuild. It's designed to handle the demands of performance builds, offering a robust platform for your crankshaft and other internal engine components. The generator style means it's set up to accommodate the specific mounting and electrical connections for that type of setup, a detail that matters when you're piecing together a custom engine.

S&S Cycle is well-known for its commitment to well-built engine parts, and this crankcase is no exception. It’s constructed to be a durable housing for your engine's rotating assembly. When you're rebuilding the heart of your motorcycle, having a crankcase that fits right and is made from strong materials is crucial for long-term reliability and performance. This assembly is intended for those looking to build or significantly upgrade their Big Twin engine, providing the necessary structure for a high-performance setup.

Keep in mind that this crankcase assembly is not CARB approved and cannot be shipped to California due to emissions regulations. Always refer to the manufacturer's installation instructions for proper assembly and any specific hardware or gaskets that may be required, as these are not always included with the crankcase itself.