OLDSMOBILE Engine Blocks & Accessories Engines & Components

ACDelco GM Genuine Parts Replacement Bolts 12556127

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Dorman Expansion Plugs 02600

Engine Expansion Plug, Oil Galley, Rubber/Steel, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: RNB-02600

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco Cylinder Head Pins 00585927

Cylinder Head Pin, 0.3094 in. O.D., 0.563 in. Height, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-585927

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Dart Bellhousing Dowel Pins 32901000

Bellhousing Dowel Pin, 0.621 in. Diameter, 1.200 in. Length, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: DRT-32901000

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Chevrolet Performance Expansion Plugs 9427693

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Dorman Expansion Plugs 555-007

Engine Expansion Plugs, Steel, 0.540 in. O.D., 0.180 in. Height, Buick, Chevy, Ford, GMC, Mercury, Set of 10

Part Number: RNB-555-007

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Dorman Expansion Plugs 555-018

Engine Expansion Plug, Steel, 1.007 in. Closed End Diameter, 1.021 in. Open End Diameter, Set of 10

Part Number: RNB-555-018

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Dorman Expansion Plugs 555-019

Engine Expansion Plugs, Steel, Chevy, 3.2L, 3.8L, Set of 10

Part Number: RNB-555-019

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

ACDelco GM Genuine Parts Main Bearing Cap Bolts 24503056

Main Bolt, Flanged Hex, Steel, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: ADO-24503056

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

Enginetech Engine Expansion Plug Kits PK1

Engine Expansion Plug Kit 55-02 BUI/CAD/CHV/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L

Part Number: EGN-PK1

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

ACDelco GM Genuine Parts Engine Coolant Water Caps 11562126

Engine Cylinder Head Plug, Engine Cylinder Head Plug, PLUG - CUP

Part Number: ADO-11562126

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cloyes Engine Oil Galley Plugs P9115

Oil Galley Plug, GM 4-Cylinder, 2.2L, Each

Part Number: CLO-P9115

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-104R

Engine Expansion Plug Kit 62-89 BUI/CHV/GMC/OLD/PON 3.2L/3.8L/4.1L/4.8L

Part Number: EGN-PK5

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