{"product_id":"motorad-mg183ea-thermostat-seal-o-ring-oem-design-rubber-grooved","title":"Motorad MG183EA Thermostat Seal O-Ring - OEM Design Rubber Grooved","description":"\u003cp\u003eKeep your cooling system sealed tight with the Motorad MG183EA thermostat seal. Molded from rubber in a grooved O-ring design, this seal is engineered to OEM specifications to help ensure an accurate fit against the thermostat housing, resisting the heat and chemical exposure that coolant systems generate. With an inside diameter of 1.62 in (41.15 mm), outside diameter of 1.88 in (47.75 mm), and thickness of 0.237 in (6.02 mm), the MG183EA is dimensionally matched for a precise seal that supports long-term durability. This part fits a wide range of applications spanning 1980-2003, including Subaru Justy, Buick Century, Electra, LeSabre, Park Avenue, Reatta, Regal, Riviera, Skylark, and Somerset, plus Chevrolet Astro and other GM platforms. Backed by Motorad's OEM-focused design philosophy, this seal is a straightforward, budget-friendly way to restore a proper coolant seal during thermostat service or replacement.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003eRubber O-ring construction is formulated to withstand engine coolant exposure and sustained heat cycling.\u003c\/li\u003e\n  \u003cli\u003eGrooved OEM design supports accurate seating against the thermostat housing for a dependable seal.\u003c\/li\u003e\n  \u003cli\u003ePrecise dimensions (1.62 in ID x 1.88 in OD x 0.237 in thick) help ensure a correct fit.\u003c\/li\u003e\n  \u003cli\u003eCompact single-pack unit simplifies ordering exactly what's needed for a thermostat reseal job.\u003c\/li\u003e\n  \u003cli\u003eCross-references to NAPA 1077 and AETM 27273 help identify equivalent parts when sourcing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication Summary\u003c\/h3\u003e1980-1981 Chevrolet Monte Carlo 3.8L 3800CC 231CID V6 OHV 12 Valve Turbocharged GAS\u003cbr\u003e1985 Buick Somerset Regal 3.0L -CC 181CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986, 1988-1990 Buick Electra 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1987 Buick Somerset 3.0L -CC 181CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1987 Oldsmobile Toronado 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1987, 1990-1996, 1999 Buick Regal 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1987, 1991-1993 Buick Riviera 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1988 Buick Century 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-1988 Buick Skylark 3.0L -CC 181CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1986-2005 Buick LeSabre 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1987 Buick Electra 5.0L -CC 307CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1987-1988, 1992-2005 Pontiac Bonneville 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1987-1991 Subaru Justy 1.2L 1189CC -CID L3 SOHC 9 Valve Naturally Aspirated GAS\u003cbr\u003e1988, 1991 Oldsmobile Delta 88 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1991 Buick Reatta 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1989 Pontiac Firebird 2.8L -CC 173CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1989, 1991-1993 Buick Skylark 3.3L -CC 204CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1989-1993 Buick Century 3.3L -CC 204CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1990 Buick Skylark 2.5L 2474CC 151CID L4 OHV 8 Valve Naturally Aspirated GAS\u003cbr\u003e1991-2005 Buick Park Avenue 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1993 Pontiac Grand Am 3.3L -CC 204CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1993, 1995-1999 Oldsmobile 88 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1994 Chevrolet S10 Blazer 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1994 GMC Sonoma 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1994 Oldsmobile Bravada 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 Chevrolet Astro 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 Chevrolet Lumina APV 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 GMC Jimmy 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 GMC Safari 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 Oldsmobile Silhouette 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1995 Pontiac Trans Sport 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1996 Oldsmobile 98 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1994-1995 Chevrolet S10 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1995 Chevrolet Blazer 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1995-1999 Buick Riviera 3.8L 3800CC 231CID V6 OHV 12 Valve Supercharged GAS\u003cbr\u003e1995-2002 Chevrolet Camaro 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1995-2002 Pontiac Firebird 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1996-1998 Oldsmobile LSS 3.8L 3800CC 231CID V6 OHV 12 Valve Supercharged GAS\u003cbr\u003e1997-1998 Oldsmobile Regency 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1997-1998, 2000-2004 Buick Regal 3.8L 3800CC 231CID V6 OHV 12 Valve Supercharged GAS\u003cbr\u003e1997-2007 Pontiac Grand Prix 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1998 Chevrolet Lumina 3.1L -CC 189CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1998 Chevrolet Monte Carlo 3.1L -CC 189CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1998-1999 Oldsmobile Intrigue 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1999 Chevrolet Lumina 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1999 Chevrolet Monte Carlo 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1999 Oldsmobile LSS 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2005 Chevrolet Impala 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2005 Chevrolet Monte Carlo 3.4L -CC 207CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2005-2007 Buick Allure 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2005-2007, 2009 Buick LaCrosse 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2006-2007 Buick Lucerne 3.8L 3800CC 231CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2008 Buick Allure 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2008 Buick LaCrosse 3.6L 3564CC 217CID V6 DOHC 24 Valve Naturally Aspirated GAS\u003cbr\u003e2008 Buick Lucerne 4.6L -CC 281CID V8 DOHC 32 Valve Naturally Aspirated GAS\u003cbr\u003e2008 Pontiac Grand Prix 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e\n\u003cdiv class=\"-partnumber\"\u003ePart Numbers: MG183EA\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Motorad\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MG183EA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Engine Coolant Thermostat Seal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 055644908342\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGTIN:\u003c\/strong\u003e 00055644908342\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 13.2 x 12.2 x 3.5 IN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 0.7 LB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Motorad","offers":[{"title":"Default Title","offer_id":47827538706581,"sku":"MG183EA","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/MG183EA_Angle.jpg?v=1787708501","url":"https:\/\/mizumoauto.com\/products\/motorad-mg183ea-thermostat-seal-o-ring-oem-design-rubber-grooved","provider":"Mizumo Auto","version":"1.0","type":"link"}