Engines & Engine Parts at Summit Racing

Top Street Performance Gilmer Style Pulley Kits 10091BK

Pulley Kit, Gilmer Drive, Standard Ratio, Aluminum, Black, 1.5 in. Belt, Chevy, Small Block, Long Water Pump, Kit

Part Number: TSN-10091BK

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

Scorpion Race Series Rocker Arms SCP1102-1

Scorpion Race Series Rocker Arms SCP1102-1

Rocker Arms, Race Series, Stud Mount, Full Roller, Fits 7/16 in. Stud. Aluminum, 1.7 Ratio, AMC, Each

Part Number: SCC-SCP1102-1

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

March Performance Style Track Serpentine Systems 21185-06

Pulleys, Style Track, Serpentine, Performance Ratio, Billet Aluminum, Chrome and Pulleys, Alternator, Chevy, SBC, Kit

Part Number: MCH-21185-06

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

Top Street Performance Rocker Arms 72970

PRO SERIES 2024 ALUMINUM ROLLER ROCKER ARMS - LS3/L92, 1.7 RATIO, NEEDLE BEARING TIP

Part Number: TSN-72970

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

Top Street Performance Rocker Arms 61081

PRO SERIES CAST STEEL ROCKER ARMS - GM GEN V LT, 1.8 RATIO, NEEDLE BEARING TRUNNION

Part Number: TSN-61081

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

March Performance Chevy V-Belt Pulley Kits 6170-08

Pulleys, V-Belt, High Water Flow Ratio, Billet Aluminum, Black Powdercoated, Chevy, Small Block, Long, Set of 3

Part Number: MCH-6170-08

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

COMP Cams LS1 Gen III Aluminum Shaft Rockers 1500

Rocker Arms, Shaft Mount, 1.7 Ratio, Aluminum, Roller Rockers, Chevy, Small Block, LS1, Kit

Part Number: CCA-1500

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

March Performance Style Track Serpentine Systems for 1969-1982 CORVETTE - 21135

Pulleys, Serpentine, Performance Ratio, Billet Aluminum, Clear Powdercoated, Chevy, 305, 350, Kit

Part Number: MCH-21135

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

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: 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 NA-20075-CK

Repair Kit, Top End, 84.98mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20075-CK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Engine Works Stainless Steel Rocker Arms 35033

Rocker Arms, Full Roller, 3/8 in. Stud Mounting Style, 1.5 Ratio, Stainless Steel, Natural, Chevrolet, Small Block, Set of 16

Part Number: EW1-35033

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Namura Technologies Top-End Repair Kits NA-50003-2K

Repair Kit, Top End, 74.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-2K

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

KB Performance V-Twin Piston and Ring Kits KB909C.020

Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB909C-020

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 KB915C.005

Piston and Ring Kit, Forged, 4.005 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-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 KB414.005

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

Part Number: UEM-KB414-005

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 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: 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 KB924C.020

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

Part Number: UEM-KB924C-020

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 KB297.010

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-010

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB409C.010

Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-010

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Scorpion Endurance Series Rocker Arms SCP3100

Rocker Arms, Endurance Series, Stud Mount, Full Roller, Fits 3/8 in. Stud. Aluminum, 1.7 Ratio, Olds, Set of 16

Part Number: SCC-SCP3100

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

Scorpion Endurance Series Rocker Arms SCP3102

Rocker Arms, Endurance Series, Stud Mount, Full Roller, Fits 7/16 in. Stud. Aluminum, 1.7 Ratio, AMC, Set of 16

Part Number: SCC-SCP3102

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

Namura Technologies Top-End Repair Kits for 2004-2007 RM125 - NX-30002K

Repair Kit, Top End, 53.95mm Bore, 8.30 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30002K

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 1995-2013 KX100, 2003 RM100 - NX-20010-BK

Repair Kit, Top End, 52.510mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20010-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

Allstar Performance Pulley Kits ALL31093

SB Chevy 1:1 Ratio Reduction Pulley Kit, For No Power Steering

Part Number: AAF-ALL31093

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 KB258.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-005

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