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S&S Cycle 107 in. Big Bore Kits
Not Yet Reviewed
S&S Cycle 107 in. big bore kits are easy to install and require no machining or re-balancing. These are the largest bores that can be fit in your stock engine case.
S&S Cycle 107 in. big bore kits are easy to install and require no machining or re-balancing. These are the largest bores that can be fit in your stock engine case. This is the largest bore that can be fit in a stock engine case. Stock engine height is maintained so there are no manifold or frame fitment issues. Using an 11-fin design, the pre-finished cylinders closely resemble the OEM shape and are ready to install. Take your stock engine case as big as it'll go with S&S Cycle 107 in. big bore kits!
Product features include:
* CP pistons feature a 3cc pop-up dome for slightly higher compression
* Cylinders f
Product features include:
* CP pistons feature a 3cc pop-up dome for slightly higher compression
* Cylinders f
S&S Cycle 107 in. big bore kits are easy to install and require no machining or re-balancing. These are the largest bores that can be fit in your stock engine case. This is the largest bore that can be fit in a stock engine case. Stock engine height is maintained so there are no manifold or frame fitment issues. Using an 11-fin design, the pre-finished cylinders closely resemble the OEM shape and are ready to install. Take your stock engine case as big as it'll go with S&S Cycle 107 in. big bore kits!
Product features include:
* CP pistons feature a 3cc pop-up dome for slightly higher compression
* Cylinders feature an increased fin area for better heat dissipation
* Centrifugal cast gray liner features 40,000 psi tensile strength for superior wear and performance
Product features include:
* CP pistons feature a 3cc pop-up dome for slightly higher compression
* Cylinders feature an increased fin area for better heat dissipation
* Centrifugal cast gray liner features 40,000 psi tensile strength for superior wear and performance
Showing In Stock Items. Show All 2 Items.
Big Bore Kit, 107 in., Drop-In, 3.937 in. Bore, Wrinkle Black Cylinders with Highlighted Fins, Harley-Davidson®, Kit
Part Number: SSY-910-0500
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
