686 Stealth Big Bore

Please call to order 608-842-0680

Availability: In stock.



Quick Overview

Raptor/Rhino/Grizzly 686 STEALTH Specifications:
Fits All Raptor / Rhino /Grizzly 660 models


Choose Option:

We modify your cylinder

Exchange cylinder: $ 75.00

“Bolt on” – Includes cylinder: $ 326.00

Installed and Blueprinted: $ 300.00


Product Description

Bore: Yes

Stroke: No

Actual Displacement = 686.39cc


Engine Modifications Included:

Cylinder: OEM Cylinder bored and diamond honed to match piston

Fuel Required: 91 octane – Options Available

Piston: Wiseco or CP Piston

Gaskets: Top end gaskets included.

Crankcase/Head: No modification required


Notes: Can later be stroked to 720cc with same cylinder.


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