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This kit converts 1200cc HD Sportster models to 1250cc displacement. No machining or rebalancing is required. Forged pistons have larger than stock valve pockets and accept up to 2.00" valves. Kit contains forged flat topped 3 9/16" bore pistons with coated piston skirts, S&S 3-9/16" bore cylinders, MLS head gaskets, base gaskets, exhaust gaskets, assembly lube, and instructions.
|Product Style||RevZilla Item #||Manufacturer Product #||Availability|
|10.3:1 Compression Ratio / Black||1181564||910-0443||Available: Requires 1-3 business days lead time prior to shipment|
|10.3:1 Compression Ratio / Silver||1181565||910-0433||Only 3 Left: Ships within 24 hours|
|11.2:1 Compression Ratio / Black||1181566||910-0446||In Stock: Ships within 24 hours|
|11.2:1 Compression Ratio / Silver||1181567||910-0436||Only 1 Left: Ships within 24 hours|
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