



Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do not require machining, rebalancing or engine removal, and include just about everything you’ll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining.
Note: Although not mandatory, S&S recommends adding an oil cooler to bikes ridden in warmer climates
Product Style | Item # | Store SKU | Manufacturer Product # | Availability |
---|---|---|---|---|
Product Style Black | Item # 10085928 | Store SKU | Manufacturer Product # 910-0651 | Availability In Stock: Ships within 24 hours |
Product Style Silver | Item # 10085927 | Store SKU 296950 | Manufacturer Product # 910-0650 | Availability In Stock: Ships within 24 hours |