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Enginetech Engine Expansion Plug Kits
Not Yet Reviewed
Expansion plugs (or freeze plugs) serve two primary purposes: to block coolant leaks from internal passages, and to protect the engine block from cracking if the coolant inside freezes and expands. The plugs
Expansion plugs (or freeze plugs) serve two primary purposes: to block coolant leaks from internal passages, and to protect the engine block from cracking if the coolant inside freezes and expands. The plugs are designed to "pop out" under the pressure of expanding ice, preventing more severe damage, like a cracked block.
Showing In Stock Items. Show All 34 Items.
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
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 59-79 CHR/DOD/PLY 6.3L/6.6L/6.7L/6.8L/7.0L/7.2L
Part Number: EGN-PK114
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 60-87 CHR/DOD/PLY 2.8L/3.2L/3.7L
Part Number: EGN-PK112B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 90-98 CHR/DOD/PLY 3.3L
Part Number: EGN-PK253
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 87-06 CHR/DOD/HYU/MIT/PLY 2.5L/3.0L/3.5L
Part Number: EGN-PK254
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 81-95 CHR/DOD/PLY 2.2L/2.5L
Part Number: EGN-PK56
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 98-10 CHR/DOD 2.7L
Part Number: EGN-PK167
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 95-10 CHR/DOD/PLY 3.5L
Part Number: EGN-PK68B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 60-87 CHR/DOD/PLY 2.8L/3.2L/3.7L
Part Number: EGN-PK112
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 00-13 CHR/DOD/JEP/Ram 4.7L
Part Number: EGN-PK31
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 89-09 DOD 5.9L
Part Number: EGN-PK359
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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-PK14
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 83-02 AMC/DOD/EAG/JEP 2.5L
Part Number: EGN-PK181
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 90-98 CHR/DOD/PLY 3.3L
Part Number: EGN-PK253B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 95-10 CHR/DOD/PLY 3.5L
Part Number: EGN-PK68
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 02-12 DOD/JEP/MIT/Ram 3.7L
Part Number: EGN-PK824B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 94-03 DOD 8.0L
Part Number: EGN-PK817
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 79-02 DOD/HYU/MIT/PLY 1.4L/1.5L
Part Number: EGN-PK911
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 87-03 DOD 3.9L
Part Number: EGN-PK258
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 93-94 CHR/DOD 3.5L
Part Number: EGN-PK67
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 95-10 CHR/DOD/PLY 2.4L
Part Number: EGN-PK12B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 59-79 CHR/DOD/PLY 6.3L/6.6L/6.7L/6.8L/7.0L/7.2L
Part Number: EGN-PK114B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 83-02 AMC/DOD/EAG/JEP 2.5L
Part Number: EGN-PK181B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 03-21 CHR/DOD/JEP/Ram 5.7L/L
Part Number: EGN-PK345
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Expansion Plug Kit 00-13 CHR/DOD/JEP/Ram 4.7L
Part Number: EGN-PK31B
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
