2004 Buick Regal Engine — Part # 260041 — Costy's Auto Parts · Mansfield, PA

When considering an engine replacement for your 2004 Buick Regal, it's crucial to verify the exact engine specifications to ensure compatibility and performance. This listing offers a 3.8L engine with Automatic Overdrive (AOD) transmission, from an early 2004 model with Electronic Fuel Injection (EFI) and Front-Wheel Drive (FWD). The engine carries a grade X condition note from the seller, indicating it may have notable wear or require refurbishment. Buyers should compare this engine's details with their vehicle's current setup, especially the transmission type and fuel system, to confirm fitment. This engine's 3.8L displacement is a common powerplant for the 2004 Buick Regal, offering reliable performance when properly maintained. The EFI system ensures efficient fuel delivery, contributing to smoother operation and better emissions control. The seller notes an estimated CO2e savings of 1194kg, which might interest environmentally conscious buyers evaluating the engine's impact. Before purchasing, inspect the engine for any signs of damage or wear, and verify the included components with the seller. Since the grade is noted as X, consider the potential need for repairs or parts replacement. Comparing this engine to others available for the Buick Regal can help you make an informed decision. For more information on compatible parts, explore our Buick parts and Regal parts collections. Ensure you have your vehicle's details handy to cross-check compatibility and make the best choice for your repair or upgrade needs.