## Polished Aluminum Timing Chain Cover — Big Block Chevy
Upgrade your stock front cover with this rigid, high-strength polished aluminum timing chain cover. Specially engineered with a durable sealing rail to prevent front oil leaks on custom engine configurations.
### Specifications:
* **Engine Fitment:** Big Block Chevy 1991–1995 (454, 502 cubic inch displacements)
* **Block Engine Family:** "Generation 5" / Mark V (Requires Gasket Style Seal)
* **OEM Part Cross-Reference:** Replaces factory number 12551544
> **Technical Fitting Note:** Due to the thicker rigid cast-aluminum construction, some minor machining inside the housing may be required to clear specialized aftermarket Double Roller Timing Chains.
Upgrade your stock front cover with this rigid, high-strength polished aluminum timing chain cover. Specially engineered with a durable sealing rail to prevent front oil leaks on custom engine configurations.
### Specifications:
* **Engine Fitment:** Big Block Chevy 1991–1995 (454, 502 cubic inch displacements)
* **Block Engine Family:** "Generation 5" / Mark V (Requires Gasket Style Seal)
* **OEM Part Cross-Reference:** Replaces factory number 12551544
> **Technical Fitting Note:** Due to the thicker rigid cast-aluminum construction, some minor machining inside the housing may be required to clear specialized aftermarket Double Roller Timing Chains.
