This BTR front timing cover gasket is an inexpensive, internationally-sourced alternative to BTR's standard front timing cover gasket (BTR33904), built for budget-minded engine builds. It is recommended any time the front cover is removed from a GM LSX engine, and can be used in place of GM part # 12633904, providing a fresh seal after removing the balancer and front cover.
- Part Number: BTR33904I
- Application: GM LSX Engines
- Positioning: Budget, internationally-sourced alternative to BTR33904 (standard version)
- GM Cross-Reference: 12633904
FAQ
What engines does this front cover gasket fit?
This gasket fits GM LSX engines.
When should this gasket be replaced?
It should be replaced any time the front timing cover is removed, such as during a balancer service.
Is this a direct-fit replacement?
Yes, it can be used in place of GM part # 12633904.
How does this differ from BTR33904?
BTR33904I is an inexpensive, internationally-sourced version of BTR's front timing cover gasket, offered as a budget-friendly alternative to the standard BTR33904.

