Fel-Pro OS 34407 R
One-piece rubber-steel oil pan gasket for 1991–2000 Chevrolet Big Block Gen V/VI 454 7.4 L engines.
Fel-Pro OS 34407 R is a one-piece rubber-steel oil pan gasket for Chevrolet Big Block Gen V and Gen VI 454 / 7.4 L engines. The one-piece construction simplifies alignment and reduces corner joints.
Application / fitment
The gasket fits selected 1991–2000 Chevrolet and GMC vehicles using the 7.4 L Big Block. Confirm block generation, oil-pan design and one-piece rear-main-seal configuration.
- part type: one-piece oil pan gasket
- Chevrolet Big Block Gen V 454 / 7.4 L V8
- Chevrolet Big Block Gen VI 454 / 7.4 L V8
- selected 1991–2000 Chevrolet and GMC C/K, Suburban, G-Series, Express/Savana and commercial applications
- engines using a one-piece rear main seal
- material: molded silicone rubber with steel core
Degrease the block and pan surfaces and inspect the pan flange for distortion. Apply RTV only at locations specified by the installation procedure, commonly at cover joints. Tighten the fasteners evenly without over-compressing the gasket.
Technical information
- part type: one-piece oil pan gasket
- engine family: Chevrolet Big Block Gen V / Gen VI
- displacement: 454 CID / 7.4 L V8
- application years: 1991–2000
- sealing material: silicone rubber
- steel core: yes
- construction: one piece
- rear-main-seal style: one piece
- UPC: 084113617089
- sale unit: 1 gasket