Name: Fel-Pro 35666 Engine Coolant Thermostat Housing Gasket for Select 1989-2009 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac
Brand: Fel-Pro
SKU: FEL35666
Price: 2.98 USD
Availability: InStock

Fel-Pro 35666 engine coolant thermostat housing gasket for GM vehicles.

Fel-Pro 35666 Engine Coolant Thermostat Housing Gasket for Select 1989-2009 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac

$2.98

Fits select 1989-2009 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles.

The Fel-Pro 35666 Engine Coolant Thermostat Housing Gasket is engineered specifically for the aftermarket repair environment. Recognizing that real-world sealing surfaces on high-mileage engines are often pitted or uneven, Fel-Pro utilizes proprietary materials and application-specific designs to ensure a reliable, leak-free seal. This gasket replaces a worn or failed OE seal to prevent coolant loss and maintain proper engine temperature regulation.

Engineered and manufactured specifically for the repair environment to handle imperfect sealing surfaces.
Meets or exceeds all original equipment specifications for material and thickness.
Application-specific design ensures a precise fit for the thermostat housing.
Validated for fit, form, and function through rigorous testing.
Manufacturer Part Number: 35666

📘 Guides & Manuals

🔧 Fitment & Compatibility

Year	Make	Model	Submodel
1989-1993	Buick	Century	Custom
1989	Buick	Century	Estate Wagon
1989-1993	Buick	Century	Limited
1991-1993	Buick	Century	Special
2005-2009	Buick	LaCrosse	CX
2005-2009	Buick	LaCrosse	CXL
1992-2005	Buick	LeSabre	Custom
1992-2005	Buick	LeSabre	Limited
2006-2008	Buick	Lucerne	CX
2006-2008	Buick	Lucerne	CXL
1991-2005	Buick	Park Avenue	Base
1991-2005	Buick	Park Avenue	Ultra
1991	Buick	Reatta	Base
1998	Buick	Regal	25th Anniversary Edition
1990-1996	Buick	Regal	Custom
1990-1996	Buick	Regal	Gran Sport
1997-2004	Buick	Regal	GS
2000	Buick	Regal	GSE
1990-1996	Buick	Regal	Limited
1997-2004	Buick	Regal	LS
2000	Buick	Regal	LSE
1996	Buick	Regal	Olympic Gold Edition
1995-1999	Buick	Riviera	Base
1991-1993	Buick	Riviera	Luxury
1991	Buick	Skylark	Base
1989-1993	Buick	Skylark	Custom
1990-1993	Buick	Skylark	Gran Sport
1989,1993	Buick	Skylark	Limited
1990-1991	Buick	Skylark	Luxury Edition
1992-1995	Chevrolet	Astro	Base
1992-1995	Chevrolet	Astro	CL
1992-1995	Chevrolet	Astro	CS
1992-1995	Chevrolet	Astro	LT
1995	Chevrolet	Blazer	Base
1995	Chevrolet	Blazer	LT
1995-2002	Chevrolet	Camaro	Base
1996-1997	Chevrolet	Camaro	RS
2000-2005	Chevrolet	Impala	Base
2000-2005	Chevrolet	Impala	LS
2003	Chevrolet	Impala	LS Sport
2003-2005	Chevrolet	Impala	Police
2004-2005	Chevrolet	Impala	SS
1999	Chevrolet	Lumina	Base
1998-1999	Chevrolet	Lumina	LS
1998-1999	Chevrolet	Lumina	LTZ
1992-1995	Chevrolet	Lumina APV	Base
1992	Chevrolet	Lumina APV	CL
1993-1995	Chevrolet	Lumina APV	LS
1999	Chevrolet	Monte Carlo	Indianapolis 500 Pace Car
1999	Chevrolet	Monte Carlo	LS
2005	Chevrolet	Monte Carlo	LT
2000-2005	Chevrolet	Monte Carlo	SS
2002	Chevrolet	Monte Carlo	SS 35th Anniversary Edition
2002	Chevrolet	Monte Carlo	SS Dale Earnhardt Signature Edition
2003	Chevrolet	Monte Carlo	SS High Sport
2003	Chevrolet	Monte Carlo	SS Pace Car
1998-1999	Chevrolet	Monte Carlo	Z34
1992-1995	Chevrolet	S10	Base
1992-1993	Chevrolet	S10	EL
1994-1995	Chevrolet	S10	LS
1994-1995	Chevrolet	S10	SS
1992	Chevrolet	S10	Tahoe
1994-1995	Chevrolet	S10	ZR2
1992-1994	Chevrolet	S10 Blazer	Base
1994	Chevrolet	S10 Blazer	LT
1992	Chevrolet	S10 Blazer	Sport
1992-1994	Chevrolet	S10 Blazer	Tahoe
1992-1994	Chevrolet	S10 Blazer	Tahoe LT
1992-1995	GMC	Jimmy	Base
1995	GMC	Jimmy	SL
1992-1995	GMC	Jimmy	SLE
1993-1995	GMC	Jimmy	SLS
1992-1995	GMC	Jimmy	SLT
1992-1995	GMC	Safari	Base
1993	GMC	Safari	GT
1995	GMC	Safari	SL
1992-1995	GMC	Safari	SLE
1992-1995	GMC	Safari	SLT
1994-1995	GMC	Safari	SLX
1992-1993	GMC	Sonoma	Base
1992	GMC	Sonoma	GT
1994-1995	GMC	Sonoma	SL
1992-1995	GMC	Sonoma	SLE
1993-1995	GMC	Sonoma	SLS
1999	Oldsmobile	88	50th Anniversary Edition
1992-1999	Oldsmobile	88	Royale
1992-1999	Oldsmobile	88	Royale LS
1995	Oldsmobile	88	Royale LSS
1992-1994	Oldsmobile	98	Regency
1991-1996	Oldsmobile	98	Regency Elite
1991-1993	Oldsmobile	98	Touring
1992-1993	Oldsmobile	Achieva	S
1992	Oldsmobile	Achieva	SC
1992-1993	Oldsmobile	Achieva	SL
1992-1994	Oldsmobile	Bravada	Base
1989	Oldsmobile	Cutlass Calais	S
1989-1991	Oldsmobile	Cutlass Calais	SL
1989-1993	Oldsmobile	Cutlass Ciera	Base
1989-1990	Oldsmobile	Cutlass Ciera	GT
1989-1990	Oldsmobile	Cutlass Ciera	International
1990-1993	Oldsmobile	Cutlass Ciera	S
1989-1993	Oldsmobile	Cutlass Ciera	SL
1989-1990,1993	Oldsmobile	Cutlass Cruiser	Base
1991-1993	Oldsmobile	Cutlass Cruiser	S
1989-1992	Oldsmobile	Cutlass Cruiser	SL
1998	Oldsmobile	Intrigue	Base
1998-1999	Oldsmobile	Intrigue	GL
1998	Oldsmobile	Intrigue	GLS
1999	Oldsmobile	Intrigue	GX
1996-1999	Oldsmobile	LSS	Base
1997-1998	Oldsmobile	Regency	Base
1992-1995	Oldsmobile	Silhouette	Base
1991-1992	Oldsmobile	Toronado	Base
1991-1992	Oldsmobile	Toronado	Trofeo
1992-2005	Pontiac	Bonneville	SE
2000-2005	Pontiac	Bonneville	SLE
1992-1999	Pontiac	Bonneville	SSE
1992-2003	Pontiac	Bonneville	SSEi
1995-2002	Pontiac	Firebird	Base
1992-1993	Pontiac	Grand Am	GT
1992-1993	Pontiac	Grand Am	SE
2005-2008	Pontiac	Grand Prix	Base
1997-2003,2005-2007	Pontiac	Grand Prix	GT
2004	Pontiac	Grand Prix	GT1
2004	Pontiac	Grand Prix	GT2
1997-2005	Pontiac	Grand Prix	GTP
1997-2002	Pontiac	Grand Prix	SE
1992-1995	Pontiac	Trans Sport	Base

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