Proform Engine Expansion Plug Kit - 66552 ⚠ Check if this part fits your vehicle Select your vehicle to confirm fitment before you buy. Select vehicle Freeze Plug Kit Manufacturer: Proform $25.99 Qty: Add to cart Ship to Select country United States of America Afghanistan Åland Islands Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Australia Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia (Plurinational State of) Bonaire, Sint Eustatius and Saba Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Christmas Island Cocos (Keeling) Islands Colombia Comoros Congo Congo (Democratic Republic of the) Cook Islands Costa Rica Côte d'Ivoire Croatia Cuba Curaçao Cyprus Czechia Denmark Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Eswatini Ethiopia Falkland Islands (Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern Territories Gabon Gambia Georgia Germany Ghana Gibraltar Greece Greenland Grenada Guadeloupe Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Holy See Honduras Hong Kong Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Isle of Man Israel Italy Jamaica Japan Jersey Jordan Kazakhstan Kenya Kiribati Korea (Democratic People's Republic of) Korea (Republic of) Kuwait Kyrgyzstan Lao People's Democratic Republic Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macao Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia (Federated States of) Moldova (Republic of) Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island North Macedonia Northern Mariana Islands Norway Oman Pakistan Palau Palestine, State of Panama Papua New Guinea Paraguay Peru Philippines Pitcairn Poland Portugal Puerto Rico Qatar Réunion Romania Russian Federation Rwanda Saint Barthélemy Saint Helena, Ascension and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin (French part) Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten (Dutch part) Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands South Sudan Spain Sri Lanka Sudan Suriname Svalbard and Jan Mayen Sweden Switzerland Syrian Arab Republic Taiwan, Province of China Tajikistan Tanzania, United Republic of Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom of Great Britain and Northern Ireland United States Minor Outlying Islands Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Vietnam Virgin Islands (British) Virgin Islands (U.S.) Wallis and Futuna Western Sahara Yemen Zambia Zimbabwe * Other * Shipping Method Name Estimated Delivery Price No shipping options Apply Custom wishlist OK Add to wishlist Add to compare list Email a friend Brass Freeze Plug Kit Products specifications Attribute name Attribute value Applications Chevy Big Block 396 to 454 Engines 1965 to 1990 Prop 65 Yes/No Yes Category Freeze Plugs Prop 65 (C, R or CR) CR Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov Prop 65 Long Label WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see P65Warnings.ca.gov/auto-parts. Feature/Benefit Avoid corrosion in your engine and replace your rusty freeze plugs with PROFORM's durable brass freeze plug kits. Prop 65 Warning Label Proposition 65 Warning.JPG 🚗 Compatible with 246 vehicles are compatible with this product Year Make Model 1975 Chevrolet Bel Air 1976 Chevrolet K5 Blazer 1977 Chevrolet K5 Blazer 1978 Chevrolet K5 Blazer 1975 Chevrolet C10 Suburban 1976 Chevrolet C10 Suburban 1977 Chevrolet C10 Suburban 1978 Chevrolet C10 Suburban 1983 Chevrolet C20 Suburban 1984 Chevrolet C20 Suburban 1986 Chevrolet C20 Suburban 1975 Chevrolet C20 Suburban 1976 Chevrolet C20 Suburban 1977 Chevrolet C20 Suburban 1978 Chevrolet C20 Suburban 1975 Chevrolet Caprice 1976 Chevrolet Caprice 1975 Chevrolet El Camino 1975 Chevrolet Impala 1976 Chevrolet Impala 1975 GMC C15 Suburban 1976 GMC C15 Suburban 1977 GMC C15 Suburban 1978 GMC C15 Suburban 1979 GMC C1500 Suburban 1980 GMC C1500 Suburban 1975 GMC C25 Suburban 1976 GMC C25 Suburban 1977 GMC C25 Suburban 1978 GMC C25 Suburban 1979 GMC C2500 Suburban 1980 GMC C2500 Suburban 1981 GMC C2500 Suburban 1982 GMC C2500 Suburban 1983 GMC C2500 Suburban 1984 GMC C2500 Suburban 1985 GMC C2500 Suburban 1986 GMC C2500 Suburban 1976 GMC Jimmy 1976 GMC K25 Suburban 1977 GMC K25 Suburban 1975 GMC Sprint 1963 Chevrolet Bel Air 1965 Chevrolet Bel Air 1966 Chevrolet Bel Air 1967 Chevrolet Bel Air 1968 Chevrolet Bel Air 1969 Chevrolet Bel Air 1970 Chevrolet Bel Air 1971 Chevrolet Bel Air 1972 Chevrolet Bel Air 1973 Chevrolet Bel Air 1974 Chevrolet Bel Air 1963 Chevrolet Biscayne 1965 Chevrolet Biscayne 1966 Chevrolet Biscayne 1967 Chevrolet Biscayne 1968 Chevrolet Biscayne 1969 Chevrolet Biscayne 1970 Chevrolet Biscayne 1971 Chevrolet Biscayne 1972 Chevrolet Biscayne 1973 Chevrolet Blazer 1972 Chevrolet Brookwood 1968 Chevrolet C10 Pickup 1969 Chevrolet C10 Pickup 1970 Chevrolet C10 Pickup 1971 Chevrolet C10 Pickup 1972 Chevrolet C10 Pickup 1973 Chevrolet C10 Pickup 1974 Chevrolet C10 Pickup 1968 Chevrolet C10 Suburban 1969 Chevrolet C10 Suburban 1970 Chevrolet C10 Suburban 1971 Chevrolet C10 Suburban 1972 Chevrolet C10 Suburban 1973 Chevrolet C10 Suburban 1974 Chevrolet C10 Suburban 1968 Chevrolet C20 Pickup 1969 Chevrolet C20 Pickup 1970 Chevrolet C20 Pickup 1971 Chevrolet C20 Pickup 1972 Chevrolet C20 Pickup 1973 Chevrolet C20 Pickup 1974 Chevrolet C20 Pickup 1968 Chevrolet C20 Suburban 1969 Chevrolet C20 Suburban 1970 Chevrolet C20 Suburban 1971 Chevrolet C20 Suburban 1972 Chevrolet C20 Suburban 1973 Chevrolet C20 Suburban 1974 Chevrolet C20 Suburban 1968 Chevrolet C30 Pickup 1969 Chevrolet C30 Pickup 1970 Chevrolet C30 Pickup 1971 Chevrolet C30 Pickup 1972 Chevrolet C30 Pickup 1973 Chevrolet C30 Pickup 1974 Chevrolet C30 Pickup 1967 Chevrolet Camaro 1971 Chevrolet Camaro 1972 Chevrolet Camaro 1966 Chevrolet Caprice 1967 Chevrolet Caprice 1968 Chevrolet Caprice 1969 Chevrolet Caprice 1970 Chevrolet Caprice 1971 Chevrolet Caprice 1972 Chevrolet Caprice 1973 Chevrolet Caprice 1974 Chevrolet Caprice 1970 Chevrolet Chevelle 1972 Chevrolet Chevelle 1973 Chevrolet Chevelle 1968 Chevrolet Chevy II 1966 Chevrolet Corvette 1967 Chevrolet Corvette 1968 Chevrolet Corvette 1969 Chevrolet Corvette 1970 Chevrolet Corvette 1971 Chevrolet Corvette 1972 Chevrolet Corvette 1973 Chevrolet Corvette 1974 Chevrolet Corvette 1966 Chevrolet El Camino 1967 Chevrolet El Camino 1968 Chevrolet El Camino 1969 Chevrolet El Camino 1970 Chevrolet El Camino 1971 Chevrolet El Camino 1972 Chevrolet El Camino 1973 Chevrolet El Camino 1974 Chevrolet El Camino 1973 Chevrolet G10 Van 1974 Chevrolet G10 Van 1973 Chevrolet G20 Van 1974 Chevrolet G20 Van 1973 Chevrolet G30 Van 1974 Chevrolet G30 Van 1963 Chevrolet Impala 1965 Chevrolet Impala 1966 Chevrolet Impala 1967 Chevrolet Impala 1968 Chevrolet Impala 1969 Chevrolet Impala 1970 Chevrolet Impala 1971 Chevrolet Impala 1972 Chevrolet Impala 1973 Chevrolet Impala 1974 Chevrolet Impala 1968 Chevrolet K10 Pickup 1969 Chevrolet K10 Pickup 1974 Chevrolet K10 Pickup 1968 Chevrolet K10 Suburban 1969 Chevrolet K10 Suburban 1970 Chevrolet K10 Suburban 1971 Chevrolet K10 Suburban 1972 Chevrolet K10 Suburban 1968 Chevrolet K20 Pickup 1969 Chevrolet K20 Pickup 1973 Chevrolet K20 Pickup 1974 Chevrolet K20 Pickup 1973 Chevrolet K20 Suburban 1968 Chevrolet K30 Pickup 1969 Chevrolet K30 Pickup 1970 Chevrolet K30 Pickup 1971 Chevrolet K30 Pickup 1973 Chevrolet K30 Pickup 1974 Chevrolet K30 Pickup 1970 Chevrolet Kingswood 1971 Chevrolet Kingswood 1972 Chevrolet Kingswood 1970 Chevrolet Monte Carlo 1971 Chevrolet Monte Carlo 1972 Chevrolet Monte Carlo 1973 Chevrolet Monte Carlo 1974 Chevrolet Monte Carlo 1970 Chevrolet Nova 1973 Chevrolet P10 Van 1970 Chevrolet P20 Van 1971 Chevrolet P20 Van 1973 Chevrolet P20 Van 1970 Chevrolet P30 Van 1971 Chevrolet P30 Van 1973 Chevrolet P30 Van 1974 Chevrolet P30 Van 1970 Chevrolet Townsman 1972 Chevrolet Townsman 1968 GMC C15/C1500 Pickup 1968 GMC C15/C1500 Suburban 1969 GMC C15/C1500 Suburban 1970 GMC C15/C1500 Suburban 1971 GMC C15/C1500 Suburban 1972 GMC C15/C1500 Suburban 1973 GMC C15/C1500 Suburban 1974 GMC C15/C1500 Suburban 1968 GMC C25/C2500 Pickup 1969 GMC C25/C2500 Pickup 1970 GMC C25/C2500 Pickup 1971 GMC C25/C2500 Pickup 1972 GMC C25/C2500 Pickup 1973 GMC C25/C2500 Pickup 1974 GMC C25/C2500 Pickup 1968 GMC C25/C2500 Suburban 1969 GMC C25/C2500 Suburban 1970 GMC C25/C2500 Suburban 1971 GMC C25/C2500 Suburban 1972 GMC C25/C2500 Suburban 1974 GMC C25/C2500 Suburban 1968 GMC C35/C3500 Pickup 1969 GMC C35/C3500 Pickup 1970 GMC C35/C3500 Pickup 1971 GMC C35/C3500 Pickup 1972 GMC C35/C3500 Pickup 1973 GMC C35/C3500 Pickup 1974 GMC C35/C3500 Pickup 1973 GMC Jimmy 1968 GMC K15/K1500 Pickup 1968 GMC K15/K1500 Suburban 1970 GMC K15/K1500 Suburban 1971 GMC K15/K1500 Suburban 1972 GMC K15/K1500 Suburban 1974 GMC K15/K1500 Suburban 1968 GMC K25/K2500 Pickup 1969 GMC K25/K2500 Pickup 1973 GMC K25/K2500 Pickup 1974 GMC K25/K2500 Pickup 1968 GMC K25/K2500 Suburban 1974 GMC K25/K2500 Suburban 1968 GMC K35/K3500 Pickup 1969 GMC K35/K3500 Pickup 1970 GMC K35/K3500 Pickup 1971 GMC K35/K3500 Pickup 1973 GMC K35/K3500 Pickup 1974 GMC K35/K3500 Pickup 1970 GMC P25/P2500 Van 1971 GMC P25/P2500 Van 1970 GMC P35/P3500 Van 1971 GMC P35/P3500 Van 1973 GMC P35/P3500 Van 1974 GMC P35/P3500 Van 1971 GMC Sprint 1972 GMC Sprint 1973 GMC Sprint 1974 GMC Sprint 1969 Chevrolet Nova