OLDSMOBILE Engines & Components

Melling Cylinder Sleeves 590280

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-590280

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Sealed Power Performance Piston Ring Sets E-356K 60

Sealed Power Performance Piston Ring Sets E-356K 60

Piston Rings, Moly, 3.796 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 0.200 in. Deep Oil Ring Groove, 8-Cylinder, Set

Part Number: SLP-E-356K60

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Hastings Piston Ring Sets 2M139010

Piston Rings, Plasma-moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139010

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Melling Timing Chain and Gear Sets 48568-3

SPEED SET

Part Number: MEL-48568-3

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Mr. Gasket Alternator Pulleys 6809

Alternator Pulley, V-Belt, 2-Groove, Steel, Chrome, .642 in. Bore, Bolt-On, GM/Ford, Each

Part Number: MRG-6809

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Hastings Piston Ring Sets 568030

Piston Rings, Piston Ring Sets, 0.030 in. Oversize, 3.780 in. Bore, Phosphate Coated, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-568030

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M4866

Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.799 in. Bore, Plasma-moly, 1.2mm, 1.5mm, 2.0mm Ring Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M4866

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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March Performance Billet Aluminum Serpentine Alternator Pulleys 208-08

Alternator Pulley, Serpentine, 6-Groove, Aluminum, Black, .667 in. Bore, Bolt-On, GM/Ford, Each

Part Number: MCH-208-08

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Chevrolet Performance Drive Belt Tensioners 12580196

TENSIONER

Part Number: NAL-12580196

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2026 if ordered today

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Estimated Ship Date: Aug 21, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M667060

Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M667060

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Sealed Power Performance Piston Ring Sets E-234K 60

5 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Hastings Premium Ductile Ring Sets 2M644040

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.159 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M644040

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hastings Piston Ring Sets 2M661010

Piston Rings, Plasma-moly, 4.135 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M661010

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Hastings Piston Ring Sets 5663030

Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate

Part Number: HSN-5663030

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Moroso Alternator Pulleys 64870

Alternator Pulley, V-Belt, 1-Groove, Aluminum, Black, .642 in. Bore, Bolt-On, GM/Ford, Each

Part Number: MOR-64870

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

King AM-Series Main Bearings MB5514AM 010

Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM010

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2026 if ordered today

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Estimated Ship Date: Jul 23, 2026 if ordered today

King AM-Series Main Bearings MB5514AM 020

Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM020

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2026 if ordered today

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Estimated Ship Date: Jul 23, 2026 if ordered today

Mahle Original Premium Piston Ring Sets 40664CP.020

Piston Rings, Plasma-moly, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: MAH-40664CP020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

March Performance Billet Aluminum V-Belt Alternator Pulleys 137-08

Alternator Pulley, V-Belt, 1-Groove, Aluminum, Black Powdercoated, 0.668 in. Bore, 2 11/16 O.D., Bolt-On, GM/Ford, Each

Part Number: MCH-137-08

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Milodon Main Stud Kits 81216

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, Kit

Part Number: MIL-81216

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

COMP Cams High Energy Timing Sets 3213

Timing Chain and Gear Set, High Energy, Link Belt, Iron Sprockets, Oldsmobile, V8, Set

Part Number: CCA-3213

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Sealed Power MA Series Main Bearings 6689MA 10

Main Bearings, MA Series, Direct Replacement, 0.010 in. Crankshaft Undersize, AMC, Buick, Chevrolet, GMC, Jeep, Oldsmobile, Pontiac, 2.5L, Set of 5

Part Number: SLP-6689MA10

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M644060

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M644060

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Sealed Power Performance Piston Ring Sets E-299K 60

5 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Hastings Piston Ring Sets 652

Engine Piston Ring Set, 8-Cyl Ring Set; Phosphate

Part Number: HSN-652

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C139010

Engine Piston Ring Set, 8-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C139010

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-125

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-125

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow