HARLEY-DAVIDSON Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

KB Performance V-Twin Piston and Ring Kits KB348.020

Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-020

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB409C.020

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

Part Number: UEM-KB409C-020

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB410.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.80:1 Compression Ratio, Kit

Part Number: UEM-KB410-030

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB904C.010

Piston and Ring Kit, Forged, 3.885 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit

Part Number: UEM-KB904C-010

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB931C.030

Powersports Piston, Forged 4032 Alloy, Coated, 3.467 in. Bore, 1.450 in. Comp. Ht, Hemi Dome, -47.6cc, 0.030 in. Oversize, 0.791 in. Pin, Harley®, Set

Part Number: UEM-KB931C030

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB661C.005

Piston Set, KB Forged Piston - Twin Cam 96 Big Bore Dome -4.2cc (110ci) 2007 To Present Rod -7.667 w/Screamin' Eagle head

Part Number: UEM-KB661C005

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB927C.STD

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58cc 80ci FL, FLH, FX 1978-84 Rod-7.440

Part Number: UEM-KB927CSTD

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB266.STD

Powersports Piston and Ring Kits, V-Twin, 88.8mm Bore, Hypereutectic Aluminum, Piston, Ring Set, Pin, Clips, Harley-Davidson®, V-Twin, Kit

Part Number: UEM-KB266-STD

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB909C.STD

Piston and Ring Kit, Forged, 3.875 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB909C-STD

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Wiseco Powersports 4-Stroke Forged Series Piston Kits 4727P2

Wiseco Powersports 4-Stroke Forged Series Piston Kits 4727P2

HD 1340 EVO 11:1 CR REAR 3517X

Part Number: WIS-4727P2

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Kibblewhite High Performance Ovate Wire Valve Spring Kits 20-21500

Powersports Valvetrain Kit, Valve Spring Kit, Beehive, H. T. Steel Retainers, 660" Lift

Part Number: KPM-20-21500

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Kibblewhite Lightweight Racing Valve Spring Kits 20-20360

Valve Springs, Retainers, Locks, Dual, Titanium Retainers, 0.600 in. Maximum Lift, Buell, Harley-Davidson®,Kit

Part Number: KPM-20-20360

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Kibblewhite OEM Replacement Valve Spring Kits 20-20430

Valve Springs, OEM Replacement, Dual, Steel Retainers, Harley-Davidson®, Kit

Part Number: KPM-20-20430

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Kibblewhite OEM Replacement Valve Spring Kits 20-20440

Valve Springs, OEM Replacement, Dual, Steel Retainers, Steel Locks, Harley-Davidson®, Kit

Part Number: KPM-20-20440

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB930C.020

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB930C020

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Wiseco Powersports Piston Kits 4724P05

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

Part Number: WIS-4724P05

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

HardDrive Cam Covers 820-51581

Cam Cover, One-piece, Aluminum, Chrome, Harley-Davidson®, Each

Part Number: HDD-820-51581

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

S&S Cycle Crankpins 34-2103