Homeβ€Ί Belts and Cooling > Gaskets and Sealing Systemsβ€Ί Mahle C31274 Engine Coolant Water Bypass Gasket
Part #: C31274

Mahle C31274 Engine Coolant Water Bypass Gasket

βš™οΈ 118 vehicles fit this part
πŸ”
Select your vehicle to confirm fitment
Verify this part fits before purchasing β€” free returns if it doesn't
$12.46Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
πŸ”„Free Returns*Wrong fit? No cost
πŸ›‘οΈ60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
πŸ”₯
βœ… In Stock Β· Ready To Ship Most orders ship same-day if ordered before 1pm CST.
βœ…OE Direct Replacement β€” Bolt-on fit, no modifications needed
πŸš—Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, 88, 98, Allure, Bonneville, Camaro, Firebird, Grand Prix, Impala, Intrigue, LaCrosse, LeSabre, LSS, Lucerne, Lumina, Monte Carlo, Park Avenue, Regal, Regency, and Riviera
πŸ”„Easy Returns β€” Return within 60 days for a full refund
🚚Fast Shipping β€” Most orders ship same business day before 1pm CST

Reliable Engine Coolant Water Bypass Gasket for GM Vehicles

The Mahle Engine Coolant Water Bypass Gasket C31274 is designed to provide a secure seal in the cooling system of select Buick, Chevrolet, Oldsmobile, and Pontiac models. Manufactured to OEM standards using durable paper gasket material, this part ensures proper coolant flow and prevents leaks.

  • Gasket material: high-quality paper for effective sealing
  • Meets OEM standard item grade for reliable performance
  • Compatible with multiple GM makes including Buick, Chevrolet, Oldsmobile, and Pontiac
  • Fits popular models such as Camaro, Impala, Bonneville, and Grand Prix
  • Part number C31274 for precise identification and fitment

Durable Paper Gasket Material for Effective Sealing

This engine coolant water bypass gasket is crafted from paper material selected for its sealing properties and resistance to coolant exposure. The paper gasket provides a tight seal between engine components, helping to maintain the integrity of the cooling system. Its OEM standard grade ensures it meets the quality and durability requirements set by the original equipment manufacturer.

Compatible Buick, Chevrolet, Oldsmobile, and Pontiac Models

The Mahle C31274 gasket is compatible with a range of GM vehicles, including Buick models like LaCrosse, Lucerne, and LeSabre; Chevrolet models such as Camaro, Impala, and Monte Carlo; Oldsmobile 88 and 98; and Pontiac Firebird, Grand Prix, and Riviera. This compatibility ensures a proper fit and function in these specific vehicles.

Common Applications and Problem Resolution

  • Prevents coolant leaks in the engine coolant bypass system
  • Maintains proper coolant circulation to avoid engine overheating
  • Replaces worn or damaged gaskets causing coolant seepage
  • Helps restore engine cooling system efficiency
  • Addresses gasket failure symptoms such as coolant loss or engine temperature fluctuations

Installation Notes and Tips

Ensure the mating surfaces are clean and free of old gasket material before installation. Proper torque specifications should be followed to avoid gasket damage or leaks. It is recommended to inspect the cooling system components for wear or damage during replacement to maintain optimal performance.

Quality Assurance and Warranty

Mahle parts are manufactured to meet OEM standards, providing reliable fit and function. The C31274 gasket is produced under strict quality controls to ensure durability and performance. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandMahle
Part NumberC31274
Gasket MaterialPaper
Item GradeOem standard

This part fits 118 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009BuickAllure3.8LV6N/ANot compatible with paper engine oil pan gasket.
2009BuickLaCrosse3.8LV6N/ANot compatible with paper engine oil pan gasket.
2008BuickAllure3.8LV6N/ANot compatible with paper engine oil pan gasket.
2008BuickLaCrosse3.8LV6N/ANot compatible with paper engine oil pan gasket.
2008BuickLucerne3.8LV6N/ANot compatible with paper engine oil pan gasket.
2008PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2007BuickAllure3.8LV6N/ANot compatible with paper engine oil pan gasket.
2007BuickLaCrosse3.8LV6N/ANot compatible with paper engine oil pan gasket.
2007BuickLucerne3.8LV6N/ANot compatible with paper engine oil pan gasket.
2007PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2006BuickAllure3.8LV6N/ANot compatible with paper engine oil pan gasket.
2006BuickLaCrosse3.8LV6N/ANot compatible with paper engine oil pan gasket.
2006BuickLucerne3.8LV6N/ANot compatible with paper engine oil pan gasket.
2006PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005BuickAllure3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005BuickLaCrosse3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2005PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2004PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2003PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
2002PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
2001PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000ChevroletImpala3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
2000PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999BuickRiviera3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999ChevroletLumina3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999Oldsmobile883.8LV6N/ANot compatible with paper engine oil pan gasket.
1999OldsmobileIntrigue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999OldsmobileLSS3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
1999PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998BuickRiviera3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998ChevroletLumina3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998ChevroletMonte Carlo3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998Oldsmobile883.8LV6N/ANot compatible with paper engine oil pan gasket.
1998OldsmobileIntrigue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998OldsmobileLSS3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998OldsmobileRegency3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
1998PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997BuickRiviera3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997Oldsmobile883.8LV6N/ANot compatible with paper engine oil pan gasket.
1997OldsmobileLSS3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997OldsmobileRegency3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
1997PontiacGrand Prix3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996BuickLeSabre3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996BuickRegal3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996BuickRiviera3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996Oldsmobile883.8LV6N/ANot compatible with paper engine oil pan gasket.
1996Oldsmobile983.8LV6N/ANot compatible with paper engine oil pan gasket.
1996OldsmobileLSS3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
1996PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.
1995BuickPark Avenue3.8LV6N/ANot compatible with paper engine oil pan gasket.
1995BuickRiviera3.8LV6N/ANot compatible with paper engine oil pan gasket.
1995ChevroletCamaro3.8LV6N/ANot compatible with paper engine oil pan gasket.
1995Oldsmobile883.8LV6N/ANot compatible with paper engine oil pan gasket.
1995Oldsmobile983.8LV6N/ANot compatible with paper engine oil pan gasket.
1995PontiacBonneville3.8LV6N/ANot compatible with paper engine oil pan gasket.
1995PontiacFirebird3.8LV6N/ANot compatible with paper engine oil pan gasket.

* 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:

36021

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