Engines & Engine Parts

Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SUM-180366

4.31 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Oil Pan, Steel, Spin-On Filter, Black Powdercoated, 7 Qt. Capacity, Chevy, LS, Kit

Part Number: SUM-G3612B-K

3.32 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rocker Arms, Fits 7/16 in. Stud, Full Roller, Steel, 1.70 Ratio, Chevy, Big Block, Set of 16

Part Number: CCA-1820-16

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, Small Block, Each

Part Number: ATI-917246

4.74 out of 5 stars ( 23 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS 4340 Forged Steel Crank, 3.622 Stroke, 24X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS1

Part Number: SUM-180LS362224X

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit

Part Number: SUM-174001

4.87 out of 5 stars ( 30 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cylinder Head Fasteners, Bolt, 2004+ Chevrolet LS, Hex Head, Steel, Zinc Plated, Kit

Part Number: SUM-910211

4.3 out of 5 stars ( 23 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Each

Part Number: ATI-917781

5.0 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Chevy, 6.2L, Each

Part Number: ATI-918628

4.5 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Timing Chain and Gear Set, True Roller, Single Roller, Billet Steel Sprockets, 3-Bolt, 1X Cam, Chevy, LS1, LS2, Set

Part Number: SUM-G6640

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Hypereutectic Dish Pistons, 1 pc Seal, Chevy, 383, Kit

Part Number: ESP-B15504L03068

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rocker Arms, 1.5 Ratio, 3/8 in. Stud, Full Roller, Stainless Steel, Natural, Small Chevy, SBC, Set of 16

Part Number: SUM-G6990

4.72 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.000 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045005

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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AFM/DOD Delete Combos, Camshaft/Lifters/Trays/Thrust Plate/Steel VVT Oil Control Valve, Chevy, GMC, 5.3L LC9, LH6, LMG, LY5, LS, Kit

Part Number: MEL-MDK300

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rocker Arm, Replacement, Stamped Steel, Chrysler, Dodge, Jeep, Ram, Volkswagen, V6, Each

Part Number: MEL-MR-1332

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-910442

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Oil Pan, Steel, Black Zinc, 6 qt., Chevy, Big Block, Each

Part Number: SUM-G3606

3.86 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma Moly Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-136SM8531005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: ATI-917286

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Connecting Rod Bolts, High Performance Series, 8740 Chromoly Steel, Chevy, Small Block, LS1, Set of 16

Part Number: ARP-134-6006

4.84 out of 5 stars ( 45 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Connecting Rods, FSI I-Beam, Forged 4340 Steel, Shot-Peened, Floating, 6.125 in. Long, GM LS, Set of 8

Part Number: ESP-FSI6125O

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 4X, Standard Spacing, LS, Kit

Part Number: SUM-G6647-4X

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rocker Arms, 1.7 Ratio, 7/16 in. Stud, Full Roller, Stainless Steel, Polished, Big Block Chevy, BBC, Set of 16

Part Number: SUM-G6995

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, 396, 402, 427, Each

Part Number: ATI-917060

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, SFI, External, 28 oz. External Balance, Steel, Clearcoated, Ford, Small Block, Each

Part Number: SUM-C4269

4.25 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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