1978 Enginetech Engine Expansion Plugs

Engine Expansion Plug Kit 55-03 CHR/DOD/JEP/PLY 3.7L/4.5L/4.9L/5.2L/5.6L/5.9L

Part Number: EGN-PK14B

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Estimated Ship Date: Apr 24, 2026 if ordered today

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

Part Number: EGN-PK1B

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Engine Expansion Plug Kit 70-80 CHV/GM/GMC/OLD/PON 4.3L/4.4L/5.0L/5.7L/6.6L

Part Number: EGN-PK2B

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Engine Expansion Plug Kit 65-96 FRD 3.9L/4.9L

Part Number: EGN-PK8B

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Engine Expansion Plug Kit 58-78 FRD/MER 3.6L/3.9L/4.3L/4.9L/5.8L/5.9L/6.4L/7.0L

Part Number: EGN-PK11B

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Estimated Ship Date: Apr 20, 2026 if ordered today

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