HARLEY-DAVIDSON FLSTF FAT BOY Pistons & Piston Rings

Piston Rings, Piston Ring Sets, Standard Size, 3.498 in. Bore, Phosphate Coated, 1/16 in., 1/16 in., 5/32 in. Ring Thickness, L2, V2, Pair

Part Number: HSN-6164

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Estimated Ship Date: May 8, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5080

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 7, 2026 if ordered today

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Piston Rings, Gas Nitrided, 3.875 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3875VM

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Estimated Ship Date: Today

Piston Rings, Moly, 3.537 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3537X

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, Moly, 3.518 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3517X

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Pin, Steel, Chrome, Straight, 20.12mm x 55.90mm, Harley-Davidson®, Each

Part Number: WIS-S534

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, 3.875 in. Bore, Plasma-Moly, Chrome Plated Carbon Steel, Iron, For Harley-Davidson®, Set

Part Number: JEP-XK3875

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Estimated Ship Date: May 11, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4805005

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4941S010

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164040

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Estimated Ship Date: May 7, 2026 if ordered today

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Piston Rings, Moly, 3.528 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3527X

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Estimated Ship Date: May 18, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4805

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164005

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164S005

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4942S005

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Phosphate

Part Number: HSN-6164020

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164S010

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Estimated Ship Date: May 8, 2026 if ordered today

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Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164010

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Estimated Ship Date: May 8, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4941S

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164S020

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Estimated Ship Date: May 7, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-6164S020

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Estimated Ship Date: May 7, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.125 in. Bore, Harley-Davidson®, Set

Part Number: WIS-4125VM

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, Moly, 3.503 in. Bore, Harely Davidson®, Set

Part Number: WIS-3504X

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Pin, Steel, Chrome, Straight, 15.00mm x 44.50mm, Buell, Harley-Davidson®, Each

Part Number: WIS-S572

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, X, Moly, 3.498 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3497X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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