Twin Power 4.25" Big Bore Cylinders Heads Pair Set Harley Softail Touring 17-21

Designer: Twin Power

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SKU 88186

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Free delivery to the Lower 48 States
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Fitmet Questions? Call us at 610-754-8500
PART# 88186

For 17-21 Touring and 18-21 Softail models
High-quality cast Big Bore Cylinders from Twin Power. Factory style black textured powdercoat finish with highlighted fins. Cast in iron liners for strength and durability and finish honed and ready to run.
Includes cylinder head dowels
Increases 107" engines to 124" and 114" engines to 128"
Direct bolt-on, requires no machine work to crankcases or cylinder heads.
Piston Kit and Gasket Kit sold separately.