Engines & Components

Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.030 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045035

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, SFI, Internal Balance, Steel, Clearcoated, Chevy, Small Block, Each

Part Number: SUM-C4265

4.65 out of 5 stars ( 52 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: SUM-174000

4.6 out of 5 stars ( 43 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, OEM, Internal, External Balance, Nodular Iron, Natural, Ford, 5.0L, Set

Part Number: SUM-163302

4.5 out of 5 stars ( 64 )

Estimated Ship Date: Friday 1/2/2026

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: Friday 1/2/2026

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/274, Lift .450/.450, Chevy, Small Block, Each

Part Number: SUM-1785

4.47 out of 5 stars ( 32 )

Estimated Ship Date: Friday 1/2/2026

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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: Friday 1/2/2026

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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: Friday 1/2/2026

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Breather Tank, Oil Control System, Bolt-In 16 oz. Polished Round Aluminum Tank with Filtered Breather, Valve Cover Breathers, Hose, Universal, Kit

Part Number: SUM-300105

4.65 out of 5 stars ( 46 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, SFI, Internal Balance, Steel, Clearcoated, Chevy, Big Block, Each

Part Number: SUM-C4263

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, SFI, External Balance, Steel, Clearcoated, Chevy, Big Block, Each

Part Number: SUM-C4264

4.5 out of 5 stars ( 20 )

Estimated Ship Date: Friday 1/2/2026

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Pushrods, Chromoly, Heat-Treated, 5/16 in. Diameter, 7.800 in. Length, Universal, Set of 16

Part Number: SUM-1457800

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Friday 1/2/2026

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Rocker Arms, Stud Mount, Roller Tip, Grooved Pivot Balls, Stamped Steel, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: SUM-141506

4.56 out of 5 stars ( 72 )

Estimated Ship Date: Friday 1/2/2026

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Oil Breather Tank, 1 qt., Round, Aluminum, Natural, Filtered Breather, Mounting Bracket, Petcock, Universal, Each

Part Number: MOR-85465

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, SFI, Internal or External Balance, Steel, Clearcoated, Ford, Big Block 385, Each

Part Number: SUM-C4272

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma Moly Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.810 in. Bore, 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-136SM8531035

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

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Oil Pan, Steel, Gold Iridite, 5 qt., Chevy, Small Block, LH Dipstick, Internal Oil Control Baffles, Each

Part Number: MIL-30700

4.24 out of 5 stars ( 66 )

Estimated Ship Date: Friday 1/2/2026

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Cylinder Head Studs, 12-Point Nuts, Chevy, Big M Block, Aftermarket Heads, Kit

Part Number: DRT-64210240

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, OEM, External Balance, Nodular Iron, Natural, Chevy, Big Block, Each

Part Number: SUM-162454

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, SFI, External Balance, Steel, Clearcoated, Ford, 5.0L, Each

Part Number: SUM-C4270

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.075 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045075

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.065 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045065

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Friday 1/2/2026

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Harmonic Balancer, OEM, Internal Balance, Nodular Iron, Natural, Chrysler, 383, 400, 440, Set

Part Number: SUM-163383

3.88 out of 5 stars ( 25 )

Estimated Ship Date: Friday 1/2/2026

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/274, Lift .485/.485, Ford, Small Block, Each

Part Number: SUM-1790

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Friday 1/2/2026

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