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A short block is the preferred replacement component for a worn-out engine that requires major servicing beyond the capabilities of a local repair garage, when instead a machine shop may be needed. The short block represents the major wear items of an engine: piston rings, and potentially a rebore of the cylinder bores or replacement liners ...
Most engine blocks today, except some unusual V or radial engines and large marine engines, use a monobloc design with one block for all cylinders plus an integrated crankcase. In such cases, the skirts of the cylinder banks form a crankcase area of sorts, which is still often called a crankcase despite no longer being a discrete part.
There were a few different versions of the LT1. All feature a cast iron block, with aluminum heads in the Y- and F-bodies, and cast iron heads in the B- and D-bodies. Corvette blocks had four-bolt main caps, while most other blocks were two-bolt main caps. Block castings remained the same between 2 and 4 bolt mains.
The small-block V8 engine was introduced in the 1962 Ford Fairlane and Mercury Meteor cars. Displacing 221 cu in (3.6 L), it was designed to save weight, using thin-wall casting for a short-skirt block that does not extend below the centerline of the crankshaft.
The first Y-block on Ford automobiles and F100 trucks was the 239 cu in (3,910 cc) version as released in 1954 with EBU casting numbers. The Y-block was the same displacement as the old Ford Flathead V8 that it replaced but with a bigger bore and a shorter stroke (3.5 x 3.1 in).
Block's stock closed 15% lower on Thursday after short seller Hindenburg Research levied accusations of fraud against the digital payment company formerly known as Square.The report accused Block ...
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