Description
Product Overview
The DART long engine block is engineered for professional mechanics and serious enthusiasts who demand uncompromising durability. Constructed from high‑grade machined steel, the block features cylinder barrels extended .375″ at the bottom, providing increased combustion volume and improved power potential. Siamese cylinder bores with extra‑thick walls enhance structural integrity, reducing warpage under extreme thermal stress. With dimensions of 22 x 19.5 x 14.5 inches and a weight of 212 pounds, this block offers a solid foundation for high‑performance builds. The exterior machining ensures precise alignment of all mounting points, facilitating straightforward installation.
Usage
Designed for heavy‑duty automotive applications, this replacement long engine block excels in performance‑oriented rebuilds, racing engines, and industrial machinery requiring robust power output. It fits a range of V8 and V12 configurations where extended cylinder travel is beneficial. Ideal for professional workshops, custom car builders, and fleet maintenance facilities, the block tolerates high compression ratios and sustained high‑rpm operation. Proper cooling system integration and torque specifications are essential to maximize longevity.
Why Choose Us
DART’s reputation for precision engineering ensures each block meets stringent quality standards. Our manufacturing process includes CNC machining, heat treatment, and rigorous dimensional inspection, guaranteeing consistent wall thickness and bore alignment. The reinforced Siamese design minimizes distortion, delivering a reliable platform that outperforms standard aftermarket blocks. Backed by a comprehensive warranty and technical support, we provide confidence throughout the build process.
Key Features
- Extended .375″ cylinder barrels increase displacement and torque potential.
- Extra‑thick Siamese bores provide superior strength and resistance to warpage.
- Precision machined exterior ensures exact fitment with OEM mounting points.
- High‑grade steel construction delivers long‑term durability under extreme loads.
- Compatible with a wide range of heavy‑duty automotive and industrial engines.
FAQ
What vehicles are compatible with this DART long engine block?
The block is designed for heavy‑duty V8 and V12 engines commonly found in performance cars, trucks, and industrial equipment. Compatibility depends on bore spacing and mounting points, so consult the technical specifications for your specific model.
How does the extended cylinder barrel affect engine performance?
Extending the cylinder barrel by .375″ increases the combustion chamber volume, allowing for greater air‑fuel mixture intake, which can boost torque and horsepower when paired with appropriate pistons and heads.
Are any special tools required for installation?
Standard engine assembly tools are sufficient, but a torque wrench calibrated to DART’s specifications is recommended to ensure proper bolt tension on the main caps and cylinder heads.
What warranty does DART provide for this engine block?
DART offers a limited one‑year warranty covering manufacturing defects. Technical support is available throughout the warranty period to assist with installation and troubleshooting.
Can this block be used for custom racing applications?
Yes, the reinforced Siamese bores and extended barrels make it an excellent choice for high‑performance and racing builds, provided the rest of the engine components are matched accordingly.
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