Home / Engine / Kat’s K4B frost plug engine heater View cart “SPM 60658 gasket” has been added to your cart. Kat’s K4B frost plug engine heater$12.00 1 in stock Kat's K4B frost plug engine heater quantity Add to cart SKU: ENG-MB-006 Category: Engine Description Description Kat’s K4B frost plug engine heater – SKU ENG-MB-006 New Old Stock Kat’s K4B frost plug engine heater – pulled from the inventory of Merchand Brothers, long-time independent mechanics in White River Junction, Vt. Related products Atsugi F1-2250 clutch disc $20.00 Add to cart Mopar 52030389AB gas cap $10.50 Add to cart Honda 11200-P3F-000 oil pan $125.00 Add to cart Preferred TH18 thermostat $2.50 Add to cart