Engines & Engine Parts at Summit Racing

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: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB410.040

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.80:1 Compression Ratio, Kit

Part Number: UEM-KB410-040

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

March Performance Chevy Small Block Serpentine Drive Kits 20440-08

Pulley Kit, Serpentine, Performance Ratio, Aluminum, Black Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-20440-08

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

March Performance Ford Windsor Serpentine Kits 30182

Pulleys, Serpentine, Performance Ratio, Billet Aluminum, Clear Powdercoated, Ford, 302, Kit

Part Number: MCH-30182

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

March Performance Chevy Small Block Serpentine Drive Kits 20830

Pulley Kit, Performance Ratio, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-20830

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

EMPI Forged Rocker Arm Assemblies 21-2162-0

Rocker Arm Assemblies, Shaft Mount, Forged Chromoly, 1.25 Ratio, Volkswagen, Pair

Part Number: VWP-21-2162-0

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams High Energy Rocker Arms 1235-1

COMP Cams High Energy Rocker Arms 1235-1

Rocker Arms, High Energy, Stamped Steel, Pedestal Mount, 1.6 Ratio, Ford, Each

Part Number: CCA-1235-1

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Top Street Performance Rocker Arms 60167

CAST STEEL ROLLER ROCKER ARMS - CHEVY SB, 1.6 RATIO, 7/16"

Part Number: TSN-60167

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50004-6K

Repair Kit, Top End, 93.47mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-6K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Namura Technologies Top-End Repair Kits NA-50080-BK

Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50080-BK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Engine Works Stainless Steel Rocker Arms 30230

Rocker Arms, Full Roller, 3/8 in. Stud Mounting Style, 1.6 Ratio, Stainless Steel, Natural, Ford, Small Block Windsor, Set of 16

Part Number: EW1-30230

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Summit Racing™ Pro Series Stainless Rocker Arms SUM-G6993

Rocker Arms, Pro Series, Stud Mount, Full Roller, Stainless Steel, Natural, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: SUM-G6993

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10003-4K

Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-4K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2001-2005 YFM660R RAPTOR - NA-40004K

Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1998-2000 YZ125 - NX-40000-BK

Repair Kit, Top End, 53.950mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-BK

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2002-2022 YZ250, 2022 YZ250 MONSTER ENERGY YAMAHA RACING EDITION, 2017-2022 YZ250X - NX-40025-BKA

Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-BKA

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-10042K

Repair Kit, Top End, 86.48mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1988-2006 YFS200 BLASTER - NA-40002-4K

Repair Kit, Top End, 66.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002-4K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Scorpion Endurance Series Rocker Arms SCP3082-1

Rocker Arms, Endurance Series, Stud Mount, Full Roller, Fits 7/16 in. Stud. Aluminum, 1.5 Ratio, Ford, Each

Part Number: SCC-SCP3082-1

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 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 - KB264.010

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-010

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 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 - KB264.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-030

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB266.030

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB266-030

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 1990-1993 TRAIL BOSS 350L 4X4, TRAIL BOSS 350L 2X4, 1993 BIG BOSS 350L 6X6 - NA-50001-6K

Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2002-2004 YZ125 - NX-40001-BK

Repair Kit, Top End, 53.950mm Bore, 10.80 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40001-BK

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2005-2021 YZ125, 2020-2022 YZ125X - NX-40009K

Repair Kit, Top End, 53.950mm Bore, 10.70 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40009K

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today