CHRYSLER 300 Engine Gaskets & Seals

Head Gaskets, Pro Copper, 4.320 in. Bore, 0.043 in. Compressed Thickness, O-ring of the Block or Heads Is Required, Fits 417 Donovan Block, Each

Part Number: SCE-P673243

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.320 in. Bore, 0.062 in. Thickness, Donovan, 417, Each

Part Number: SCE-P673262

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gaskets, Pro Copper, 4.010 in. Bore, 0.032 in. Compressed Thickness, No Water Passages, Chrysler, 354 Hemi (Early), 392 Hemi (Early), Each

Part Number: SCE-P670032NW

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.380 in. Bore, 0.032 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P643832

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.380 in. Bore, 0.050 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P643850

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.380 in. Bore, 0.062 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P643862

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.440 in. Bore, 0.032 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P644432

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.440 in. Bore, 0.043 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P644443

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gasket, Pro Copper, 4.440 in. Bore, 0.050 in. Thickness, Chrysler, Big Block, B/RB, Each

Part Number: SCE-P644450

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gaskets, Pro Copper, 4.520 in. Bore, 0.032 in. Compressed Thickness, Chrysler, Dodge, Plymouth, Big Block B/RB, Each

Part Number: SCE-P645232

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gaskets, Pro Copper, 4.010 in. Bore, 0.050 in. Compressed Thickness, Chrysler, 354 Hemi (Early), 392 Hemi (Early), Each

Part Number: SCE-P670050

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gaskets, Pro Copper, 4.010 in. Bore, 0.062 in. Compressed Thickness, Chrysler, 354 Hemi (Early), 392 Hemi (Early), Each

Part Number: SCE-P670062

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Head Gaskets, Pro Copper, 4.010 in. Bore, 0.062 in. Compressed Thickness, No Water Passages, Chrysler, 354 Hemi (Early), 392 Hemi (Early), Each

Part Number: SCE-P670062NW

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Rear Main Seal Retainer

Part Number: RNB-635-333

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Estimated Ship Date: Feb 26, 2026 if ordered today

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