Engines & Engine Parts at Summit Racing

King SI-Series Main Bearings MB5280SI0.75

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 4.6, 5.4L, Set of 5

Part Number: KGB-MB5280SI075

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 MB5257SI.026

Main Bearings, King SI-Series Main Bearings, .001 in., .026 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB5257SI0026

Not Yet Reviewed

Estimated Ship Date: Jul 24, 2026 if ordered today

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Estimated Ship Date: Jul 24, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K1835-4060

D.S.S. SX-Series Forged Piston and Ring Kits K1835-4060

Pistons, Rings, SX-Series, Forged, 29.00cc Dish, 4.060 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1835-4060

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 Piston and Ring Kits K1820-4000

Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.000 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1820-4000

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 1883-4005

Pistons, SX-Series, Forged, 15.00cc Dish, 4.005 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1883-4005

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Manley Titanium Valves 11969HTB-1

Valves, Exhaust, Titanium, 1.600 in. Diameter, .3110 in. Stem, 5.950 in. Length, Chevy, Each

Part Number: MAN-11969HTB-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

RaceTec AutoTec Forged Pistons 1000157

Pistons, AutoTec SBC, 4.035, 3.48, Dome 5.7, 0.927, SBC 23°4.000, Sold as a set of 8.

Part Number: PIS-1000157

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1833-4040

Pistons, SX-Series, Forged, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1833-4040

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 8105-4000

Piston, SX-Series, Forged Dish Top, 4.000 in. Bore, Chevy, Set of 8

Part Number: DMS-8105-4000

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 Rod Bearings CR 814SI 030

Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 8

Part Number: KGB-CR814SI030

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

RaceTec AutoTec Forged Pistons 1000246

Pistons, Forged, 4.500 in. Bore, 4.000 in. Stroke, Flat Top, 6.135 in. Rod Length, 0.990 in. Pin Diameter, BBC, Chevy, Set of 8

Part Number: PIS-1000246

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

RaceTec AutoTec Forged Pistons 1000582

Pistons, Forged, 4.185 in. Bore, 4.210 in. Stroke, Flat Top, 6.625 in. Rod Length, 0.980 in. Pin Diameter, Pontiac 455, Set of 8

Part Number: PIS-1000582

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

King SI-Series Rod Bearings for 1988-1992 626, MX-6, 1989-1992 PROBE - CR 405SI

Rod Bearings, King SI-Series Rod Bearings, Stock Size, Bi-Metal, Ford, Mazda, Sold as a Set of 4

Part Number: KGB-CR405SI

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 1900-3820

Pistons, SX-Series, Forged, 5.00cc Flat, 3.820 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1900-3820

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

Pro-X Racing Parts Connecting Rod Kits for 1990-1999 250 EXC, 1992-1999 250 SX, 1990-2003 300 EXC - 03.6311

ProX Con.Rod Kit KTM250SX/EXC '90-99 + 300EXC '90-03

Part Number: PXR-03-6311

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

Manley Titanium Valve Spring Retainers 23613-16

Valve Spring Retainers, 7 degree, Titanium, Set of 16

Part Number: MAN-23613-16

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

King SI-Series Rod Bearings CR 605SI

Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR605SI

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 Valve Spring Retainers 23705L-16

Valve Spring Retainers, Titanium, 7 Degree Lock, 1.560 in. Outside Diameter, .745 in. Inside Diameter, Set of 16

Part Number: MAN-23705L-16

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 23670-1

Valve Spring Retainer, Titanium, 7 Degree, 1.550 in. Outside Diameter, .710 in. Inside Diameter, Each

Part Number: MAN-23670-1

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

Manley Titanium Valve Spring Retainers 23682-1

Valve Spring Retainer, Super 7, Titanium, 7 Degree, 1.560 in. Outside Diameter, .805 in. Inside Diameter, Each

Part Number: MAN-23682-1

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 Pistons 8130-4185

Piston Set, 400 SBC SX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-8130-4185

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 Piston and Ring Kits K8880-4030

Piston Set, 351W / 5.8 SBF 351W SX Series -5cc Flat Top Inline / Twisted Wedge Piston Set. 4.030 bore

Part Number: DMS-K8880-4030

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 Pistons 1920-4065

Pistons, SX-Series, Forged, 5.00cc Flat, 4.065 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1920-4065

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 1921-4000

Pistons, SX-Series, Forged, 10.00cc Dish, 4.000 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1921-4000

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

Improved Racing CCS Oil Catch Can Kits for 2015-2023 CHALLENGER, CHARGER - CCS-CH-100

Oil Catch Can, CCS, 3.5 oz., Oil Separator, Recirculating, Aluminum, Black, Round, Dodge, 6.2L, Kit

Part Number: IRP-CCS-CH-100

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