# MotoRad 5203-180 UltraStat™ Series Thermostat for 1980-2003 Buick Century ### Specifications Flange Thickness: 0.04" Gasket or Seal included: No Installation Tool Included: No Jiggle Pin Weep Hole Included: No Sealing Flange Outside Diameter: 1.73" Temperature (Degree): 180F ### Features - Heavy gauge stainless steel components offer increased reliability and long-lasting durability - Exclusive BLVT™ Valve Technology prevents thermal shock to cooling system components - Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX™ wax mixture provides quicker reaction time - AccuSpring™ Design for stable temperature control and increased cabin comfort - 100% tested and calibrated - Manufactured with the highest quality materials from an OE supplier ### Product Details UltraStat™ Series Thermostat (5203-180) by MotoRad®. Temperature: 180F. The new MotoRad UltraStat® thermostats are an innovative line offering many features and benefits over the original equipment. Heavy gauge stainless steel construction provides the most corrosion resistance of any thermostat on the market. Proprietary BLVT™ valve design technology prevents thermal shock, while the robust AccuSpring™ design provides accurate spring load stabilizing temperature, resulting in increased cabin comfort. If you are a car junkie, you certainly keep all the systems and parts of your vehicle in perfect condition. Surely, the cooling system is no exception, and if you want your vehicle to function at its full potential, the high-quality performance cooling parts we offer are just what the doctor ordered. This product has a heavy-duty construction to be reliable and durable enough to hold up to hard use and wear. So, if you're looking for performance cooling parts with increased capacity and heat transfer capability, we will have you covered. Brand: MotoRad Part Number: 5203-180 UPC: 055644592039 Alternate MPN: 5203180 ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1986-1996 Buick Century 1986-1990 Buick Electra 1986-1995 Buick Le Sabre 1991-1994 Buick Park Avenue 1988-1991 Buick Reatta 1985-1987, 1990-1995 Buick Regal 1986-1993, 1995 Buick Riviera 1986-1993 Buick Skylark 1992-1995 Chevy Astro 1995 Chevy Blazer 1989-1997 Chevy Camaro 1992-1995 Chevy Cavalier 1991-1995 Chevy CK Pickup 1991-1996 Chevy G-Series 1992-1997 Chevy Lumina 1998-2001 Chevy Metro 1980-1981, 1996-1997 Chevy Monte Carlo 1991-1997 Chevy P-Series 1992-1994 Chevy S-10 Blazer 1990-2003 Chevy S-10 Pickup 1991-1995 Chevy Suburban 1988-1992 Daihatsu Charade 1989-1997 GEO Metro 1991-1995 GMC CK Pickup 1991-1996 GMC G-Series 1992-1995 GMC Jimmy 1991-1997 GMC P-Series 1992-1995 GMC Safari 1988, 1990-2003 GMC Sonoma 1991-1995 GMC Suburban 1996-2000 Isuzu Hombre 1991-1994 Isuzu Pick Up 1991-1992 Isuzu Rodeo 1990-1991 Isuzu Trooper 1992-1994 Oldsmobile Bravada 1986-1996 Oldsmobile Ciera 1987-1993, 1996 Oldsmobile Cutlass 1986-1994 Oldsmobile Eighty-Eight 1986-1994 Oldsmobile Ninety-Eight 1992-1995 Oldsmobile Silhouette 1986-1992 Oldsmobile Toronado 1987-1994 Pontiac Bonneville 1989-1997 Pontiac Firebird 1985-1987, 1992-1993 Pontiac Grand Am 1996 Pontiac Grand Prix 1995 Pontiac Sunfire 1995-2000 Suzuki Esteem 1991-2001 Suzuki Swift ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase. **What part number is this?** The listed part number is 5203-180. **Is this product designed for direct replacement?** Yes. This product is intended to match the compatible vehicle applications listed in the fitment table. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering. ### Common Searches - UltraStat™ Series Thermostat for Buick Century - 5203-180 fitment - MotoRad UltraStat™ Series Thermostat - 1986 Buick Century UltraStat™ Series Thermostat ## Details - **Price:** 19.24 CAD - **Vendor:** MotoRad - **Type:** UltraStat™ Series Thermostat - **Tags:** 1980-1981, 1985-1987, 1986-1990 Buick Electra, 1986-1992 Oldsmobile Toronado, 1986-1993, 1986-1993 Buick Skylark, 1986-1994 Oldsmobile Eighty-Eight, 1986-1994 Oldsmobile Ninety-Eight, 1986-1995 Buick Le Sabre, 1986-1996 Buick Century, 1986-1996 Oldsmobile Ciera, 1987-1993, 1987-1994 Pontiac Bonneville, 1988, 1988-1991 Buick Reatta, 1988-1992 Daihatsu Charade, 1989-1997 Chevy Camaro, 1989-1997 GEO Metro, 1989-1997 Pontiac Firebird, 1990-1991 Isuzu Trooper, 1990-1995 Buick Regal, 1990-2003 Chevy S-10 Pickup, 1990-2003 GMC Sonoma, 1991-1992 Isuzu Rodeo, 1991-1994 Buick Park Avenue, 1991-1994 Isuzu Pick Up, 1991-1995 Chevy CK Pickup, 1991-1995 Chevy Suburban, 1991-1995 GMC CK Pickup, 1991-1995 GMC Suburban, 1991-1996 Chevy G-Series, 1991-1996 GMC G-Series, 1991-1997 Chevy P-Series, 1991-1997 GMC P-Series, 1991-2001 Suzuki Swift, 1992-1993 Pontiac Grand Am, 1992-1994 Chevy S-10 Blazer, 1992-1994 Oldsmobile Bravada, 1992-1995 Chevy Astro, 1992-1995 Chevy Cavalier, 1992-1995 GMC Jimmy, 1992-1995 GMC Safari, 1992-1995 Oldsmobile Silhouette, 1992-1997 Chevy Lumina, 1995 Buick Riviera, 1995 Chevy Blazer, 1995 Pontiac Sunfire, 1995-2000 Suzuki Esteem, 1996 Oldsmobile Cutlass, 1996 Pontiac Grand Prix, 1996-1997 Chevy Monte Carlo, 1996-2000 Isuzu Hombre, 1998-2001 Chevy Metro, 5203-180, Automotive, MotoRad, UltraStat™ Series Thermostat ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 19.24 CAD | In stock | ## Images - MotoRad 5203-180 UltraStat™ Series Thermostat for 1980-2003 Buick Century --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/motorad-5203-180-ultrastattm-series-thermostat) > Updated: 2026-08-17