10 Best Automotive Replacement Short Engine Blocks 2025

Looking for a replacement engine block for your vehicle? Look no further. We've reviewed and scored many products in the automotive replacement short engine blocks category, and we found products ranging from a 7.3 score up to a top-scoring 9.7 score. At the top of our list is the Echo/Shindaiwa SB1104 Short Block by echosari. This high-performing block is perfect for those in need of a reliable replacement engine. Its durable construction and exceptional performance make it a top contender in the market. Read on for our top 10 automotive replacement short engine block picks, and get ready to rev up your engine with confidence.