GM LS Oil Pan - Front Sump Design

The GM LS Oil Pan - Front Sump Design (MOR20146) is a purpose-built engine oil reservoir engineered for General Motors LS-series engine platforms. This front sump configuration addresses a critical cooling and pressure management need for builders, restorers, and performance shops working with LS powerplants in both OEM and custom applications. The front sump layout optimizes oil flow characteristics under high-rpm and cornering loads, making it essential for street, strip, and race applications where traditional pan geometry creates starvation or surge issues.

Constructed from steel and finished with a durable black powder coat, the GM LS Oil Pan holds 6.5 quarts of oil with a 6-inch depth profile. This depth allows integration of baffles and anti-slosh geometry while maintaining fitment clearance in tight engine bays—critical for mid-engine and rear-mount LS swaps where vertical space is limited. The powder-coated finish resists thermal cycling, road salt, and petroleum exposure, extending service life compared to bare steel or thin paint. Weighing 14.5 pounds and measuring 26.75 x 12.5 x 26.75 inches, the pan balances structural rigidity with weight efficiency, a consideration in competitive and street applications.

This oil pan is ideal for LS engine swaps, crate motor builds, and restoration projects where factory pan fitment conflicts with chassis modifications or performance cooling demands. Technicians and builders benefit from the front sump design when installing LS motors in vintage platforms, cross-frame applications, or high-performance road courses where oil control directly impacts bearing protection and engine longevity. Verify mounting point locations and oil level sensor compatibility with your specific LS variant (LS1, LS2, LS3, LS7, etc.) before purchase, as sump position may require adapter fittings or modified sensor brackets on some platforms.