What is the main benefit of installing this stroker kit?

This kit allows you to economically increase the displacement of your 74-inch or 80-inch Shovelhead engine to 84 inches. This generally results in improved torque and power output.

What compression ratios can I achieve with this kit?

The final compression ratio depends on the pistons you select. This kit is designed to work with pistons that will result in approximately 8.4:1 or 7.3:1 compression ratios.

Are pistons included with this stroker kit?

No, pistons are not included with this stroker kit. You will need to purchase special pistons separately to complete the installation and achieve your desired compression ratio.

Specifications

Brand: S&S Cycle
Part #: 32-2222
UPC: 32-2222

S&S Cycle 70-84 BT 84in Stock Bore Stroker Kit

Name: S&S Cycle 70-84 BT 84in Stock Bore Stroker Kit
Brand: S&S Cycle
SKU: s-s-cycle-s-s-cycle-70-84-bt-84in-stock-bore-stroker-kit-t14-662418
Price: 1612.75 USD
Availability: BackOrder

$1612.75

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 84in Stock Bore Stroker Kit for Big Twin engines. Increases displacement economically.

Key Features

Fits Big Twin Shovelhead engines, upgrading 74in & 80in to 84in displacement.
Includes a dynamically balanced 4-1/2 inch stroke flywheel assembly.
Comes complete with S&S heavy-duty connecting rods and mainshafts.
Offers compression ratios of approximately 8.4:1 or 7.3:1, depending on piston choice.
Requires special pistons, sold separately, to achieve desired compression.
Provides an economical way to increase engine displacement.

This stroker kit is designed for Big Twin Shovelhead engines, specifically upgrading 74-inch and 80-inch models to 84-inch displacement. Check manufacturer specifications for full compatibility details.

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About this part

Product Details

If you're looking to get more out of your Shovelhead engine, this S&S Cycle Stock Bore Stroker Kit is a solid way to increase its displacement. This kit is designed to upgrade 74-inch and 80-inch Shovelhead engines to a full 84 inches. It's an economical approach to getting more power and torque from your V-twin without needing to change the stock bore size.

What you get in this kit is a dynamically balanced 4-1/2 inch stroke flywheel assembly. It comes complete with S&S heavy-duty connecting rods and mainshafts, which are built to handle the increased stress. The compression ratio you end up with depends on the pistons you choose, with options for approximately 8.4:1 or 7.3:1. Keep in mind that this kit requires special pistons to work with the stroker setup.

This is a significant upgrade for your engine's performance. It's important to note that this kit is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for specific details on fitting and assembly.