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2003 HARLEY-DAVIDSON
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2003 HARLEY-DAVIDSON Pistons & Piston Rings

Individual Parts

Part Groups

Results 26 - 50 of 163

Wiseco Powersports Piston Kits 4993P2

Made in the USA

Wiseco Powersports Piston Kits 4993P2

Wiseco Powersports Piston Kits 4993P2

Piston and Ring Kit, Forged Aluminum, 3.895 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4993P2

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 4999P1

Made in the USA

Wiseco Powersports Piston Kits 4999P1

Wiseco Powersports Piston Kits 4999P1

Piston and Ring Kit, Forged Aluminum, 3.885 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4999P1

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

JE Pistons Pro Seal Piston Rings XK3875

Made in the USA

JE Pistons Pro Seal Piston Rings XK3875

JE Pistons Pro Seal Piston Rings XK3875

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

Part Number: JEP-XK3875

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M4941S010

Hastings Premium Ductile Ring Sets 2M4941S010

Hastings Premium Ductile Ring Sets 2M4941S010

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

Part Number: HSN-2M4941S010

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

KB Performance V-Twin Piston and Ring Kits KB905C.020

KB Performance V-Twin Piston and Ring Kits KB905C.020

KB Performance V-Twin Piston and Ring Kits KB905C.020

Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-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 for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.030

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.030

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit

Part Number: UEM-KB295-030

5.0 out of 5 stars ( 2 )

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 KB912C.030

KB Performance V-Twin Piston and Ring Kits KB912C.030

KB Performance V-Twin Piston and Ring Kits KB912C.030

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

Part Number: UEM-KB912C-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 KB905C.040

KB Performance V-Twin Piston and Ring Kits KB905C.040

KB Performance V-Twin Piston and Ring Kits KB905C.040

Piston and Ring Kit, Forged, 3.915 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-040

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 KB408C.040

KB Performance V-Twin Piston and Ring Kits KB408C.040

KB Performance V-Twin Piston and Ring Kits KB408C.040

Piston and Ring Kit, Hypereutectic, 3.040 in. Bore, Harley-Davidson®, 9.10:1 Compression Ratio, Kit

Part Number: UEM-KB408C-040

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.010

KB Performance V-Twin Piston and Ring Kits KB906C.010

KB Performance V-Twin Piston and Ring Kits KB906C.010

Piston and Ring Kit, Forged, Dome, 3.885 in. Bore, Harley-Davidson®, V2, Kit

Part Number: UEM-KB906C-010

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 KB924C.030

KB Performance V-Twin Piston and Ring Kits KB924C.030

KB Performance V-Twin Piston and Ring Kits KB924C.030

Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB924C-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 KB662C.030

KB Performance V-Twin Piston and Ring Kits KB662C.030

KB Performance V-Twin Piston and Ring Kits KB662C.030

KB Pistons, Forged, V-Twin, Pair

Part Number: UEM-KB662C-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 KB923C.020

KB Performance V-Twin Piston and Ring Kits KB923C.020

KB Performance V-Twin Piston and Ring Kits KB923C.020

Piston and Ring Kit, Forged, 3.518 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-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 KB925C.010

KB Performance V-Twin Piston and Ring Kits KB925C.010

KB Performance V-Twin Piston and Ring Kits KB925C.010

Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-010

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 KB925C.005

KB Performance V-Twin Piston and Ring Kits KB925C.005

KB Performance V-Twin Piston and Ring Kits KB925C.005

Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-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 KB923C.005

KB Performance V-Twin Piston and Ring Kits KB923C.005

KB Performance V-Twin Piston and Ring Kits KB923C.005

Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB923C-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 KB272.020

KB Performance V-Twin Piston and Ring Kits KB272.020

KB Performance V-Twin Piston and Ring Kits KB272.020

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-020

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 KB904C.040

KB Performance V-Twin Piston and Ring Kits KB904C.040

KB Performance V-Twin Piston and Ring Kits KB904C.040

Piston and Ring Kit, Forged, 3.915 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-040

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 for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1988-2003 XLH1200 - KB264.040

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1988-2003 XLH1200 - KB264.040

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1988-2003 XLH1200 - KB264.040

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-040

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 KB272.005

KB Performance V-Twin Piston and Ring Kits KB272.005

KB Performance V-Twin Piston and Ring Kits KB272.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-005

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.005

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.005

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit

Part Number: UEM-KB295-005

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.010

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.010

KB Performance V-Twin Piston and Ring Kits for 1996-2003 XL1200C SPORTSTER 1200 CUSTOM, XL1200S SPORTSTER 1200 SPORT, 1986-1987 XLH1100 - KB295.010

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit

Part Number: UEM-KB295-010

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 KB348.030

KB Performance V-Twin Piston and Ring Kits KB348.030

KB Performance V-Twin Piston and Ring Kits KB348.030

Piston and Ring Kit, Hypereutectic, 3.905 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-030

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

Wiseco Black Edition V-Twin Piston Kits K2788

Made in the USA

Wiseco Black Edition V-Twin Piston Kits K2788

Wiseco Black Edition V-Twin Piston Kits K2788

Engine Piston Set, HD 2007-17 TC96 2vp Dish 9:1 103cid (X)

Part Number: WIS-K2788

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 3537X

Wiseco 4-Stroke Piston Rings 3537X

Wiseco 4-Stroke Piston Rings 3537X

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

Part Number: WIS-3537X

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

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