Engines & Engine Parts at Summit Racing

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

Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-STD

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 SCP3303

Rocker Arms, Endurance Series, Stud Mount, 5/16 in., 1.7 Ratio, Full Roller, Aluminum, Blue, Dodge, Jeep, Set of 16

Part Number: SCC-3303

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 2003-2007 CR85R, CR85RB EXPERT - NX-10081K

Repair Kit, Top End, 47.44mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10081K

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2001-2013 KX85 - NX-20085K

Repair Kit, Top End, 48.450mm Bore, 9.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20085K

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

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1806-1

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1806-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.65 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1806-1

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

Scorpion Race Series Rocker Arms SCP1067

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.65 Ratio, 7/16 in. Stud, Ford, Small Block, Set of 16

Part Number: SCC-SCP1067

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

March Performance Ultra Style Serpentine Systems 16065-08

Pulley Kit, Serpentine, Performance Ratio, Aluminum, Black Powdercoated, Oldsmobile, 455, Kit

Part Number: MCH-16065-08

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

COMP Cams Ultra Gold ARC Series Aluminum Break-In Rocker Arms 19012-16

Rocker Arms, Ultra Gold Break-In, Full Roller, 1.3 Ratio, Aluminum, 7/16 in. Stud Size, Chevy, Set of 16

Part Number: CCA-19012-16

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

Howards Cams Billet Aluminum Rocker Arms 90073-1

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, 262-400, V8, Each

Part Number: HRS-90073-1

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

Proform Parts Rocker Arms 69461

Engine Rocker Arm Kit; Long-Slot Stamped Style; Small Block Chevy; 1.6 Ratio; Fits 3/8 Rocker Studs; One Set of 16 Pieces

Part Number: PRO-69461

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

March Performance Ford V-Belt Pulley Kits 1645

Pulleys, V-belt, Performance Ratio, Billet Aluminum, Clear Powdercoated, Ford, 302, 351W, Kit

Part Number: MCH-1645

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PRW Elite Series Stainless Steel Full Roller Rocker Arms 62454718

Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.8 Ratio, Fits 7/16 in. Stud, Chevy, Big Block, Set of 16

Part Number: PQX-62454718

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

Dove Rocker Arms 11170437

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.7 Ratio, 7/16 in. Stud, Chevy, Big Block, Set of 16

Part Number: DVM-11170437

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Ultra Gold ARC Series Aluminum Rocker Arms 19043-1

Rocker Arm, Ultra Gold, Stud Mount, Aluminum, 1.6 Ratio, 3/8 in. Stud, Ford, 289/302/351, Each

Part Number: CCA-19043-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Proform Extruded Aluminum Shaft Mount Roller Rocker Arms 66868L

Rocker Arm, Shaft Mount, Roller, Aluminum, 1.5 Ratio, Chrysler, Big Block, Left Side, Each

Part Number: PRO-66868L

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PRW Sportsman Steel Roller Tip Rocker Arms 68350356

Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, 1.5/1.6 Split Ratio, Fits 3/8 in. Stud, With Oil Deflector, Chevy, Small Block, Set of 16

Part Number: PQX-68350356

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

PRW Sportsman Steel Roller Tip Rocker Arms 68460717

Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, 1.7 Ratio, Fits 7/16 in. Stud, With Oil Deflector, Ford, Boss, Modified, Big Block, Set of 16

Part Number: PQX-68460717

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

Summit Racing Equipment® Pro Mopar Hydraulic Roller Cams SUM-5773

Chrysler LA Long Snout Best Hydraulic Roller Cam 4, 232/248 Duration, 112 LSA + 5 Adv. .550/.550 lift 1.5 ratio, .587/.587 1.6 ratio, 3,400-6,900 rpm

Part Number: SUM-5773

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Scorpion Endurance Series Rocker Arms SCP3021

Rocker Arms, Endurance Series, Full Roller, 1.6 Ratio, Aluminum, Blue Anodized, Pedestal Mounting Style, Ford, 4.7L/5.0L/5.8L Windsor, Set of 16

Part Number: SCC-SCP3021

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

PRW Elite Series Stainless Steel Full Roller Rocker Arms 62350316

Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-62350316

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

KB Performance V-Twin Piston and Ring Kits KB908C.020

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

Part Number: UEM-KB908C-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 KB348.010

Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-010

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

Top Street Performance Rocker Arms 61082

PRO SERIES CAST STEEL ROCKER ARMS - GM GEN V LT, 1.8 RATIO, BRONZE BUSHING TRUNNION

Part Number: TSN-61082

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

Howards Cams Billet Aluminum Rocker Arms 90069

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.3 Ratio, Fits 7/16 in. Stud, Chevy, 262-400, V8, Set of 16

Part Number: HRS-90069

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

COMP Cams Magnum Rocker Arm and High Energy Pushrod Kits RPG100

Rocker Arms, Magnum Rocker Arm and High Energy Pushrod Kits, Roller Tip, 1.52 Ratio, 3/8 in. Stud Mounting, Chevrolet, Small Block, Kit

Part Number: CCA-RPG100

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today