Engines & Engine Parts at Summit Racing

Pro-X Racing Parts Connecting Rod Kits for 1976-1977 XT500 - 03.2576

ProX Con.Rod Kit XT500 + SR500

Part Number: PXR-03-2576

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

King SI-Series Rod Bearings CR6625SI0.5

Rod Bearings, SI-Series, Silicon Aluminum. 0.50mm. Crankshaft Undersize, Chevy, GMC, Pontiac, 4.3L, Set of 6

Part Number: KGB-CR6625SI05

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

Manley Titanium Valves 11404T-8

Valves, Intake, Titanium, 2.080 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Set of 8

Part Number: MAN-11404T-8

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

Manley Titanium Valve Spring Retainers 23654-1

Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .765 in. Inside Diameter, Each

Part Number: MAN-23654-1

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

D.S.S. SX-Series Forged Piston and Ring Kits K1830-4040

D.S.S. SX-Series Forged Piston and Ring Kits K1830-4040

Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1830-4040

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

King SI-Series Main Bearings MB4525SI0.5

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Lexus, Lotus, Toyota, Sold as a Set of 4

Part Number: KGB-MB4525SI05

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 MB4103SI0.75

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Chrysler, 3.2, 3.5L, Set of 4

Part Number: KGB-MB4103SI075

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

D.S.S. SX-Series Forged Pistons 8860-4125

-5cc Flat Top SBF 20 Degree Inline & Twisted Wedge Forged 4032

Part Number: DMS-8860-4125

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K1823-4030

Pistons, Rings, SX-Series, Forged, 15.00cc Dish, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1823-4030

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8135-4030

Piston Set, 383 SBC SX Series -21cc Dish Top Piston Set. 4.030 bore

Part Number: DMS-K8135-4030

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

King SI-Series Main Bearings MB4507SI0.5

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Chevy, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4507SI05

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 CR4120SI0.25

Rod Bearings, SI-Series, Silicon Aluminum, 0.25mm Crankshaft Undersize, for Hyundai, Dodge, Eagle, Mitsubishi, Plymouth, Set of 4

Part Number: KGB-CR4120SI025

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

D.S.S. SX-Series Forged Pistons 1801-3903

Pistons, SX-Series, Forged, 10.00cc Dish, 3.903 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1801-3903

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1813-3898

Pistons, SX-Series, Forged, 15.00cc Dish, 3.898 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1813-3898

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1810-3785

Pistons, SX-Series, Forged, 5.00cc Flat, 3.785 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1810-3785

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1934-4075

Pistons, SX-Series, Forged, 22.00cc Dish, 4.075 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1934-4075

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8147-4040

Pistons, SX-Series, Forged, Dome, 4.040 in. Bore, Chevy, Set of 8

Part Number: DMS-8147-4040

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8126-4185

Piston Set, 400 SBC SX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8126-4185

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1904-3840

Pistons, SX-Series, Forged, 22.00cc Dish, 3.840 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1904-3840

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1914-3898

Pistons, SX-Series, Forged, 22.00cc Dish, 3.898 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1914-3898

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1924-4155

Pistons, SX-Series, Forged, 22.00cc Dish, 4.155 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1924-4155

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

King SI-Series Main Bearings MB5753SI0.5

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Chevy, Isuzu, Sold as a Set of 5

Part Number: KGB-MB5753SI05

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

D.S.S. SX-Series Forged Pistons 8890-4060

Piston, SX Series, Forged, Flat Top, 4.060 in. Bore, Ford, Set of 8

Part Number: DMS-8890-4060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8863-4040

Pistons, SX-Series, Forged, Dish, 4.040 in. Bore, Ford, Set of 8

Part Number: DMS-8863-4040

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

King SI-Series Main Bearings MB5781SI0.5

Crankshaft Main Bearings set, Nissan MR18DE, MR20DE

Part Number: KGB-MB5781SI05

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