Mahle 3494VC Engine Cylinder Head Gasket

Mahle 3494VC Cylinder Head Gasket

The Mahle 3494VC engine cylinder head gasket is an OEM-standard sealing solution for Pontiac, Buick, Oldsmobile, and related GM applications. Built with composite gasket material and a 0.04 in. (0.99 mm) thickness, it is made to deliver reliable combustion sealing and stable compression control in compatible V8 engine builds.

Mahle gaskets are used by OEMs and technicians worldwide for dependable sealing performance. This 3494VC head gasket is a direct-fit style replacement for select Pontiac Firebird, GTO, Tempest, Grand Prix, LeMans, Bonneville, Catalina, Grand Am, Laurentian, and Parisienne applications, along with select Buick and Oldsmobile models.

Key Features

• Composite cylinder head gasket material for consistent sealing
• 0.04 in. / 0.99 mm thickness for proper head-to-block spacing
• 109.22 mm / 4.30 in. cylinder bore diameter
• OEM-standard item grade for service replacement use
• Head gasket only; sealant is not included
• Mahle 3494VC is engineered for select GM V8 applications

Detailed Product Overview

The Mahle 3494VC is a composite engine cylinder head gasket designed for applications that require accurate sealing around the combustion chamber, coolant passages, and oil passages. Its bore diameter and thickness specifications make it a strong match for rebuilds and repairs where maintaining factory-style sealing dimensions matters. For buyers searching for a Pontiac Firebird head gasket, Pontiac GTO head gasket, or Oldsmobile Delta 88 cylinder head gasket, this part number is a focused OE-standard option.

This part cross-references FEL-PRO 1016 and 8518 PT for the same application. It also cross-references General Motors 484351 for the same application.

What This Part Helps Address

• Coolant leakage at the cylinder head sealing surface
• Compression loss between the cylinder head and engine block
• Combustion gas seepage into cooling passages
• Oil seepage caused by a worn head gasket seal
• Service replacement needs during engine repair or rebuild work

Installation Notes and Tips

• Fits 1967-1979 Pontiac Firebird, N/A
• Fits 1958-1978 Pontiac Bonneville, N/A
• Fits 1958-1978 Pontiac Catalina, N/A
• Fits 1975-1977 Pontiac Grand LeMans, N/A
• Fits 1962-1977 Pontiac Grand Prix, N/A
• Fits 1963-1977 Pontiac LeMans, N/A
• Fits 1976 Pontiac Laurentian, N/A
• Fits 1967-1974 Pontiac Laurentian, N/A
• Fits 1976 Pontiac Parisienne, N/A
• Fits 1967-1974 Pontiac Parisienne, N/A
• Fits 1975 Buick LeSabre, N/A
• Fits 1975 Oldsmobile 98, N/A
• Fits 1975 Oldsmobile Custom Cruiser, N/A
• Fits 1975 Oldsmobile Delta 88, N/A
• Fits 1975 Oldsmobile Toronado, N/A
• Fits 1973-1975 Pontiac Grand Am, N/A
• Fits 1964-1973 Pontiac GTO, N/A
• Fits 1961-1970 Pontiac Tempest, N/A

Replace cylinder head bolts when using a composite engine cylinder head gasket, and verify cylinder head and block surfaces are clean, flat, and within specification before assembly. Confirm bore diameter, thickness, and engine code match the application before installation.

Quality Assurance

Mahle supplies sealing products trusted by OEMs and technicians around the globe. The 3494VC is an OEM-standard replacement gasket built to support proper engine sealing in the listed Pontiac, Buick, and Oldsmobile applications.