HARLEY-DAVIDSON FLHR ROAD KING Engines & Components

KB Performance V-Twin Piston and Ring Kits KB305.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.020

Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-020

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB916C.005

Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-005

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB910C.020

Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB910C-020

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB915C.030

Piston and Ring Kit, Forged, 4.030 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.030

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.030

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB906C.030

Piston and Ring Kit, Forged, 3.910 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB906C-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

S&S Cycle Hydraulic Tappets 33-5353

TAPPET SET W/HL2T

Part Number: SSY-33-5353

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle Roller Rocker Arm Complete Rebuild Kits 900-1087

VALVE TRAIN, ROLLER ROCKER ARM REBUILD KIT

Part Number: SSY-900-1087

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

S&S Cycle M8 124 in. Big Bore Kits 910-0625

Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Moroso PCV Air/Oil Separators 85717

Oil Catch Can, Harley-Davidson®, Twin Cam, Black, Vance and Hines V02 Air Cleaner, Kit

Part Number: MOR-85717

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Moroso PCV Air/Oil Separators 85711

Oil Catch Can, Harley-Davidson®, Evolution, Black, Kit

Part Number: MOR-85711

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 10000XY

Piston Rings, Chrome, 3.937 in. Bore, Harley-Davidson®, Set

Part Number: WIS-10000XY

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Powersports Piston Kits K2719

Wiseco Powersports Piston Kits K2719

Pistons and Rings, Forged, 3.875 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-K2719

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Powersports Piston Kits 4661PS

Piston and Rings, Forged, 3.740 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4661PS

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins S594

Piston Pin, Steel, Chrome, Straight, 23.55mm x 57.15mm, Harley-Davidson®, Each

Part Number: WIS-S594

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Powersports Piston Kits K2769

Pistons and Rings, Forged, 4.250 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-K2769

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Powersports Piston Kits 4725P05

Piston and Ring Kit, Forged Aluminum, 3.503 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4725P05

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Tracker Series Pistons 40215P1

Engine Piston, Tracker Series1340 EVO Flat Top 8.5:1 CR

Part Number: WIS-40215P1

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Wiseco Tracker Series Pistons K0207P2

Engine Piston Set, Tracker Series HD TC88 to 95cid 9.5:1 CR

Part Number: WIS-K0207P2

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

COMP Cams V-Thunder Performance Race Lifters 7391-4

Lifter, Performance Race, Hydraulic Roller, Harley-Davidson®, Set of 4

Part Number: CCA-7391-4

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

COMP Cams V-Thunder Performance Race Lifters 7391-1

Lifter, Performance Race, Hydraulic Roller, Harley-Davidson®, Each

Part Number: CCA-7391-1

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

COMP Cams Twin Cam Camshafts TC-3101

Camshafts, Hydraulic Roller Tappet, 226/234 Duration, 0.569/0.569 Lift, Harley-Davidson®, Chain Drive, Pair

Part Number: CCA-TC-3101

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M4941040

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

Part Number: HSN-2M4941040

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today