Solenberg Performance

Parts, Service, Repair, & Performance For Harleys 1903 & UP

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Black 117 Cylinder and Piston Kit D3145

$1,237.31

Delkron’s Big Bore kit features cylinders that are designed for optimal thermal conductivity. At its widest point, Delkron’s cast in sleeve measures 4.45 inches, creating a stronger cylinder that runs quieter for peak performance. These big bore stroke cylinders are offered with RT Forged Aluminum pistons, Rings, and Cometic Gaskets.


QS-9000 Certified A356-T6 aluminum castings

Centrifugally spun cast iron liners integrally cast to aluminum to provide excellent thermal conductivity

Includes Piston Kit and Gaskets

4.125 Bore

Made in the USA!

Fits TC Modles with 4.375 Stroke


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