ACDelco 12577903 Engine Oil Pan Cover Block Off Plate

The ACDelco 12577903 Genuine GM Parts Engine Oil Pan Cover is an OEM-quality block off plate designed for GM LS-series engines. This cover seals the oil cooler port on the engine oil pan when the vehicle is not equipped with an engine oil cooler system, preventing oil leaks and maintaining proper engine oil pressure.

Key Features:

• Genuine GM OEM part designed and engineered to rigorous factory standards
• Direct replacement for vehicles without the KC4 engine oil cooler option
• Compatible with LS-series engines including LS1, LS2, LS3, LS6, and various 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L V8 engines
• Provides reliable sealing to prevent oil leaks at the oil pan
• Precision-engineered for exact fit on GM vehicles
• Backed by General Motors warranty and quality standards

This oil pan cover is essential for proper engine sealing on GM trucks, SUVs, and performance vehicles equipped with LS engines that do not utilize the factory engine oil cooler system. ACDelco Genuine Parts deliver the same quality and reliability as the original parts installed at the factory.