The LS7 440ci competition short block uses a new GM LS7 block with 4.125" bore and a 4.125” Stroke to produce the 440CI. The 440 LSx short block is a great replacement engine for your Z06 Corvette but can be built to work in just about any car.
This engine is for NA use only and it will not support NOS or Boost!
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If you're looking for an engine that packs a punch, the 440ci LS7 Competition Short Block is just what you need. This powerhouse is loaded with impressive features, making it an ideal choice for your Z06 Corvette or any other high-performance vehicle you have in mind. Designed for naturally aspirated (NA) use, this engine isn't compatible with nitrous oxide (NOS) or boost, ensuring it remains a reliable option for your build.
Built with reliability and strength at its core, the 440 mopar short block boasts some of the best components in the industry. It features a Callies Comp Star 4340 forged steel crankshaft and H-Beam rods, complete with ARP 2000 rod bolts. The Mahle forged pistons come with an anti-friction coating, enhancing both durability and efficiency.
Performance is where this engine truly shines. Each unit undergoes full balancing and blueprinting, utilizing Clevite H-Series bearings to ensure top-notch precision. This careful crafting process means the engine is primed for peak performance whether you're tearing up the track or cruising down the street.
To complete your setup, we offer a range of complementary components such as Cometic MLS head gaskets and ARP head studs. These parts are designed to work seamlessly with the 440 SBC short block, allowing you to maximize the engine's potential.
When you choose the LS 440 short block, you're not just getting an engine. You're gaining access to full tech support and a library of technical links and videos to guide you through the assembly process. This engine is your gateway to unparalleled performance, ready to turn your dream machine into reality.
At Golen Engine Service, we are able to build your 440 LS short block engine to match just about any specs you desire, so if you do not see it just ask us! When you purchase one of our 440 short block or Hot Rod Series Street Engines you will receive a full spec sheet listing the exact components your engine was built with. We will also provide you with a complete Set Up Guide as well as full phone tech support to aid you with the installation process. It is mandatory for you to contact Golen Engine Tech Support before starting your engine for the first time and you can reach our Tech Support Line at 1-800-591-9171 ext 2. Feel free to contact us anytime for help choosing the perfect 440 short block for sale!
