CHEVROLET Chevy big block Mark IV Fittings & Plugs

Engine Expansion Plugs, Brass, with Jacket Plugs, Cam Plug, Oil Galley Plug, Pipe Plug, Chevy, BB, 366-454cid, Kit

Part Number: EW1-60454

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Estimated Ship Date: Today

Fitting, Bung, Weld-In, Oxygen Sensor, Female 18mm x 1.5, Steel, Each

Part Number: WLK-88103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Heat Shield, Spark Plug Heat Shield, SHIELD-SPLG WIRE

Part Number: ADO-00465840

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Estimated Ship Date: Today

• $20 Summit Bucks

Transmission Line Adapters, Aluminum, Black Anodized, 5/8 in. Inverted Flare to Male Hose Barb, Fittings, Pair

Part Number: DER-13018

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

1955-72 Chevy Radiator Petcock & Drain Hose Kit 1/4-in NPT

Part Number: RLD-PTK-5572

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• $10 Summit Bucks
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*Headlamp Bezels, 1972 Chevelle/El Camino

Part Number: OPG-FJ78800

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Estimated Ship Date: Mar 6, 2026 if ordered today

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HVAC Heater Hose Connector

Part Number: SNN-CH8004

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Estimated Ship Date: Dec 29, 2025 if ordered today

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GM Transmission Line Connector - 3/8 In. NPT x 20 mm-1

Part Number: RNB-800-811

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Fitting, Transmission Line Connector, Brass, Natural, 3/8 in. NPT Male Threads, 3/4-16 in. Male Threads, Each

Part Number: RNB-800-812

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Estimated Ship Date: Dec 29, 2025 if ordered today

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SEAL KIT,S/GR ADJR PLUG

Part Number: ADO-07832730

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Estimated Ship Date: Jan 7, 2026 if ordered today

• $20 Summit Bucks
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RETAINER -

Part Number: ADO-07839359

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Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
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