Summit Racing Engines & Components

Housing, Rear Main Seal, Billet Aluminum, Rear Main Included, Gasket,Black Andoized, Chevy, LS, Each

Part Number: SUM-01-8576

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Chevy LS, .001 Extra Clearance, Standard 120 Deg. Oil groove, set

Part Number: SUM-7299HXS

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Summit Precision High-Tensile Tri-metal Alloy Racing Main Bearings, Ford Cleveland Standard Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1010HS

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Piston Rings, Plasma-Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston, Pro LS, 3.780 in. Bore, Forged Aluminum, Dome, 0.943 Pin Diameter, Chevy, Each

Part Number: SUM-326S43780-2F

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Rod Bearings, BBC, Doweled, .010 undersize (thicker), set

Part Number: SUM-743HDC10

5.0 out of 5 stars ( 1 )

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Piston Rings, Pro HEMI, 3.927 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-392712

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Engine Re-Ring, 4.030 in. Bore, .020 in. Rod, .020 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-322

4.0 out of 5 stars ( 1 )

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Engine Rebuild, Hypereutectic Dish, 4.060 in. Bore, Standard Rod, Standard Main, Chevy 383

Part Number: SUM-SBCKIT2-600

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 383

Part Number: SUM-SBCKIT2-300

5.0 out of 5 stars ( 2 )

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SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003750

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Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.150 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9050025

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Balancer Counterweight, Ford, Small Block, 28 oz., use with SUM-C4269 or SUM-C4270, Each

Part Number: SUM-35269

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Engine Rebuild, Hypereutectic Flat, 4.060 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT1-611

4.0 out of 5 stars ( 1 )

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Engine Rebuild, Hypereutectic Flat, 4.000 in. Bore, .020 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-022

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Forged Pro pistons BB Chevy 540, 4.500 bore, 1.270 C.H., 4.25 in. stroke, 6.385 in. rod, 8cc open/closed ch. Dome 10.6@110cc, 10.2@114cc, 10:1@119cc.

Part Number: SUM-BBC540STD

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Valvetrain Upgrade, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: SME-K-14300

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Forged Pro pistons BB Chevy 565, 4.600 bore, 1.270 C.H., 4.25 in. stroke, 6.385 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.

Part Number: SUM-BBC5404600

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Piston Rings, Pro GPX Gas Ported, 3.504 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set, V8, Set

Part Number: SUM-GP8900XX

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Forged Pro pistons BB Chevy 565, 4.600 bore, 1.120 C.H., 4.25 in. stroke, 6.535 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.

Part Number: SUM-BBC54046008L

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Forged Pro pistons BB Chevy 502, 4.500 bore, 1.645 C.H., 4 in. stroke, 6.135 in. rod, 12cc open/closed chamber Dome 10.5@110cc, 10.2@114cc, 9.8@119cc.

Part Number: SUM-BBC502STD

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Camshaft Kit, Pro LS Single Plane, Hydraulic Roller Tappet, Advertised Duration 289/300, Lift .525/.525, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8700-2-BHV

4.0 out of 5 stars ( 1 )

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Valve Covers, Stock Height, Engine Dress Up, Breather, Timing Cover, Black Powdercoat, Chevy, Small Block, Kit

Part Number: SUM-7001SBS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Cylinder Head Studs, Extreme Duty, 12-Point Head, Subaru, 2.0L, 2.2L, 2.5L, Kit

Part Number: SUM-910527

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Summit 4340 Forged Crankshaft, SBF Windsor, 3.000 in Stroke, 28 oz. Balancer, Narrowed Rod Bearings, 1.375 Pilot Bearing, Designed for 5.090 in. Rod

Part Number: SUM-SBF3023000E

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