Engines & Engine Parts at Summit Racing

King AM-Series Main Bearings MB5566AM0.25

Main Bearings, King AM-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Alecular Silicon, Audi, Volkswagen, Sold as a Set of 5

Part Number: KGB-MB5566AM025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Wiseco Powersports Valves VIT058

Valve , Valve Ti Int. KX250 '25 + KX250X '25

Part Number: WIS-VIT058

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 Pistons PK1951

Piston, Shelf Stock Kit, Kawasaki KX250 '25 14.5:1 CR (40328M)

Part Number: WIS-PK1951

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

King SI-Series Main Bearings MB5770SI0.25

Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, for Nissan, Sold as a Set of 5

Part Number: KGB-MB5770SI025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King AM-Series Rod Bearings CR4003AM0.25

Rod Bearings, King AM-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Alecular Silicon, Saab, Sold as a Set of 4

Part Number: KGB-CR4003AM025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King SV-Series Rod Bearings CR1669SV0.25

Rod Bearings, King SV-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Audi, Volkswagen, Sold as a Pair

Part Number: KGB-CR1669SV025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Auto Accessories of America Pistons MA5326

PISTON CAST .030 OVER 63/83 200/25

Part Number: MMU-MA5326

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

VEGE Remanufactured Long Block Crate Engines DC25

Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, 6.0L/366, Each

Part Number: VRE-DC25

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Sealed Power Performance Piston Ring Sets E-937K .25MM

Sealed Power Performance Piston Ring Sets E-937K .25MM

Piston Rings, Steel, 3.789 in. Bore, 1.5 mm., 1.5 mm., 3.0 mm., Thickness, 8-Cylinder, Set

Part Number: SLP-E-937K25MM

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Biondo Valve Covers BRP-VC-BBC-12DEGREE

Valve Covers, Williams, Fabricated Aluminum, Polished, 3/8 in. Billet Rails, 2-5/8 in. Deep, without Holes, for SR 12 Degree Head, Chevy, BB, Pair

Part Number: SBR-S0090

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

King SI-Series Main Bearings MB5442SI0.25

Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Ford, Mazda, Sold as a Set of 5

Part Number: KGB-MB5442SI025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King SI-Series Main Bearings MB4508SI0.25

Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, for use on Acura®, for use on Honda®, Saturn, Sold as a Set of 4

Part Number: KGB-MB4508SI025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Enginetech Piston Ring Sets S34454-.25

Engine Piston Ring Set 12-17 FRD/LIN 2.0L

Part Number: EGN-S3445425

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Wiseco Powersports Timing Chains CC070

Cam Chain, Wiseco Camchain KTM450SX-F '23-25 + FC450 '23-24

Part Number: WIS-CC070

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 Powersports Valves VES040

Valve , Valve Steel Exh. KTM450/500EXC-F '20-25

Part Number: WIS-VES040

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 Powersports Valves VIT057

Valve , Valve Ti Int. KTM450SX-F '19-25 + FC450 '19-25

Part Number: WIS-VIT057

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 Powersports Pistons PK1960

Piston, Shelf Stock Kit, Yamaha YZ65 '18-25 43.5mm (855M)

Part Number: WIS-PK1960

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

Pro-X Racing Parts Powersports Drivetrain Bearings and Seals 23.S160025

ProX Rearwheel Bearing Set KTM50SX '24-25 + TC50 '24-25

Part Number: PXR-23-S160025

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Eddie Marine Oil Cap and Bung Sets 108-25M

Engine Oil Filler Cap and Bung, Round, Screw-in, Billet Aluminum, Machined, Kit

Part Number: EDM-108-25M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Eddie Motorsports Oil Cap and Bung Sets MS108-25M

4 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Speed-Pro Hypereutectic Pistons H868CP .25MM

Pistons, Hypereutectic, Flat, 3.907 in. Bore, Chevy, Pontiac, Set of 8

Part Number: SLP-H868CP25MM

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

King SI-Series Main Bearings MB5754SI0.25

Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB5754SI025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King AM-Series Main Bearings for 1981-1985 PICKUP - MB5145AM0.25

Main Bearings, King AM-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Toyota, Sold as a Set

Part Number: KGB-MB5145AM025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King AM-Series Rod Bearings CR4187AM0.25

Rod Bearings, King AM-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Alecular Silicon, Toyota, Sold as a Set of 4

Part Number: KGB-CR4187AM025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King AM-Series Rod Bearings CR4229AM0.25

Rod bearings, King AM-Series, Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal Aluminum, Toyota, Sold as a Set

Part Number: KGB-CR4229AM025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King SI-Series Rod Bearings CR6825SI0.25

Rod Bearings, King SI-Series Rod Bearings, .010 in., .25 mm, Crankshaft Undersize, Bi_Metal, Chrysler, Sold as a Set of 6

Part Number: KGB-CR6825SI025

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today