HomeBelts and Cooling > Gaskets and Sealing SystemsFel-Pro 36021 Engine Coolant Water Bypass Gasket
Part #: 36021

Fel-Pro 36021 Engine Coolant Water Bypass Gasket

⚙️ 102 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Pontiac, Chevrolet, and Oldsmobile, Allure, LaCrosse, Lucerne, Grand Prix, LeSabre, Park Avenue, Impala, Monte Carlo, Bonneville, Regal, Riviera, Lumina, 88, Intrigue, LSS, Regency, and 98
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Reliable Engine Coolant Water Bypass Gasket for GM Vehicles

The Fel-Pro 36021 Engine Coolant Water Bypass Gasket is designed to provide a secure seal in the cooling system of select Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered with premium-grade materials, this gasket ensures durability and proper fitment for optimal engine performance.

  • Premium grade type for enhanced durability and sealing
  • Designed with 2 mounting holes for precise installation
  • Compatible with multiple GM models including Buick LaCrosse, Chevrolet Impala, and Pontiac Grand Prix
  • Part number 36021 for accurate identification and replacement
  • Manufactured by Fel-Pro, a trusted name in gaskets and sealing systems

Product Details and Specifications

The Fel-Pro 36021 gasket is a critical component in the engine coolant water bypass system, ensuring a leak-free seal between mating surfaces. Its premium grade construction helps resist heat and pressure commonly found in engine cooling circuits. The gasket features two mounting holes, allowing for secure attachment and alignment during installation. This part is compatible with a range of GM vehicles, including Buick models like the LaCrosse and Lucerne, Chevrolet models such as the Impala and Monte Carlo, as well as Oldsmobile and Pontiac vehicles including the Grand Prix and Bonneville.

Compatible Vehicles and Applications

This engine coolant water bypass gasket is compatible with the following makes and models:

  • Buick: LaCrosse, Lucerne, LeSabre, Park Avenue
  • Chevrolet: Impala, Monte Carlo, Lumina
  • Oldsmobile: 88, 98, LSS, Regency
  • Pontiac: Allure, Bonneville, Grand Prix, Riviera

Common Issues Addressed by This Gasket

  • Prevents coolant leaks in the water bypass system
  • Maintains proper coolant flow and engine temperature regulation
  • Eliminates gasket failure due to heat and pressure exposure
  • Reduces risk of engine overheating caused by coolant loss
  • Ensures reliable sealing for extended engine component life

Installation Notes and Tips

When installing the Fel-Pro 36021 gasket, ensure the mating surfaces are clean and free of old gasket material or debris. Align the gasket carefully using the two mounting holes to avoid misplacement. It is recommended to follow the vehicle manufacturer’s torque specifications for bolts to prevent over-tightening or damage. Proper installation will help maintain the integrity of the cooling system and prevent leaks.

Quality Assurance and Warranty

Fel-Pro gaskets are manufactured to meet strict quality standards for durability and performance. The 36021 Engine Coolant Water Bypass Gasket undergoes rigorous testing to ensure it withstands the thermal and mechanical stresses of engine operation. While specific warranty details may vary, Fel-Pro products typically include coverage against manufacturing defects to provide confidence in your replacement part.

This part fits 102 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009BuickAllure3.8LV6N/A
2009BuickLaCrosse3.8LV6N/A
2008BuickAllure3.8LV6N/A
2008BuickLaCrosse3.8LV6N/A
2008BuickLucerne3.8LV6N/A
2008PontiacGrand Prix3.8LV6N/A
2007BuickAllure3.8LV6N/A
2007BuickLaCrosse3.8LV6N/A
2007BuickLucerne3.8LV6N/A
2007PontiacGrand Prix3.8LV6N/A
2006BuickAllure3.8LV6N/A
2006BuickLaCrosse3.8LV6N/A
2006BuickLucerne3.8LV6N/A
2006PontiacGrand Prix3.8LV6N/A
2005BuickAllure3.8LV6N/A
2005BuickLaCrosse3.8LV6N/A
2005BuickLeSabre3.8LV6N/A
2005BuickPark Avenue3.8LV6N/A
2005ChevroletImpala3.8LV6N/A
2005ChevroletMonte Carlo3.8LV6N/A
2005PontiacBonneville3.8LV6N/A
2005PontiacGrand Prix3.8LV6N/A
2004BuickLeSabre3.8LV6N/A
2004BuickPark Avenue3.8LV6N/A
2004BuickRegal3.8LV6N/A
2004ChevroletImpala3.8LV6N/A
2004ChevroletMonte Carlo3.8LV6N/A
2004PontiacBonneville3.8LV6N/A
2004PontiacGrand Prix3.8LV6N/A
2003BuickLeSabre3.8LV6N/A
2003BuickPark Avenue3.8LV6N/A
2003BuickRegal3.8LV6N/A
2003ChevroletImpala3.8LV6N/A
2003ChevroletMonte Carlo3.8LV6N/A
2003PontiacBonneville3.8LV6N/A
2003PontiacGrand Prix3.8LV6N/A
2002BuickLeSabre3.8LV6N/A
2002BuickPark Avenue3.8LV6N/A
2002BuickRegal3.8LV6N/A
2002ChevroletImpala3.8LV6N/A
2002ChevroletMonte Carlo3.8LV6N/A
2002PontiacBonneville3.8LV6N/A
2002PontiacGrand Prix3.8LV6N/A
2001BuickLeSabre3.8LV6N/A
2001BuickPark Avenue3.8LV6N/A
2001BuickRegal3.8LV6N/A
2001ChevroletImpala3.8LV6N/A
2001ChevroletMonte Carlo3.8LV6N/A
2001PontiacBonneville3.8LV6N/A
2001PontiacGrand Prix3.8LV6N/A
2000BuickLeSabre3.8LV6N/A
2000BuickPark Avenue3.8LV6N/A
2000BuickRegal3.8LV6N/A
2000ChevroletImpala3.8LV6N/A
2000ChevroletMonte Carlo3.8LV6N/A
2000PontiacBonneville3.8LV6N/A
2000PontiacGrand Prix3.8LV6N/A
1999BuickLeSabre3.8LV6N/A
1999BuickPark Avenue3.8LV6N/A
1999BuickRegal3.8LV6N/A
1999BuickRiviera3.8LV6N/A
1999ChevroletLumina3.8LV6N/A
1999ChevroletMonte Carlo3.8LV6N/A
1999Oldsmobile883.8LV6N/A
1999OldsmobileIntrigue3.8LV6N/A
1999OldsmobileLSS3.8LV6N/A
1999PontiacBonneville3.8LV6N/A
1999PontiacGrand Prix3.8LV6N/A
1998BuickLeSabre3.8LV6N/A
1998BuickPark Avenue3.8LV6N/A
1998BuickRegal3.8LV6N/A
1998BuickRiviera3.8LV6N/A
1998ChevroletLumina3.8LV6N/A
1998ChevroletMonte Carlo3.8LV6N/A
1998Oldsmobile883.8LV6N/A
1998OldsmobileIntrigue3.8LV6N/A
1998OldsmobileLSS3.8LV6N/A
1998OldsmobileRegency3.8LV6N/A
1998PontiacBonneville3.8LV6N/A
1998PontiacGrand Prix3.8LV6N/A
1997BuickLeSabre3.8LV6N/A
1997BuickPark Avenue3.8LV6N/A
1997BuickRegal3.8LV6N/A
1997BuickRiviera3.8LV6N/A
1997Oldsmobile883.8LV6N/A
1997OldsmobileLSS3.8LV6N/A
1997OldsmobileRegency3.8LV6N/A
1997PontiacBonneville3.8LV6N/A
1997PontiacGrand Prix3.8LV6N/A
1996BuickLeSabre3.8LV6N/A
1996BuickPark Avenue3.8LV6N/A
1996BuickRegal3.8LV6N/A
1996BuickRiviera3.8LV6N/A
1996Oldsmobile883.8LV6N/A
1996Oldsmobile983.8LV6N/A
1996OldsmobileLSS3.8LV6N/A
1996PontiacBonneville3.8LV6N/A
1995BuickPark Avenue3.8LV6N/A
1995BuickRiviera3.8LV6N/A
1995Oldsmobile883.8LV6N/A
1995Oldsmobile983.8LV6N/A
1995PontiacBonneville3.8LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

245031242450504989017399C31274

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.