CYLINDRKIT 129STCK BLT 4.84 4.

Big Bore Cylinder Kit

Original engine serial numbers are retained

MLS (Multi-Layered Steel) head gaskets

Retains stock engine height

Stock bolt pattern

Works with stock crankcase.

Not compatible with VVT models.

Includes: • 2x S&S 4.320" Bore Cylinders • 2x S&S 4.320" Forged Pistons • 2x Premium Ring Sets • 2x Heavy-Duty Wrist Pins • 4x Wrist Pin Wire Circlips • 2x Base Gaskets • 2x MLS (Multi-Layer Steel) Head Gaskets • 2x Cylinder-to-Head O-Rings • 4x Cylinder Dowel Pins • 1x S&S Special Edition 129 Cubic Inch Cam Cover Badge