What is the most powerful small block V8?
The most powerful small block ever produced is the LS9 engine used in the current Corvette ZR1. It is rated at 638 horsepower, making it the most powerful engine ever produced by GM for a regular-production car. The lowest-output small block was the 1975-76 262 V-8 rated at 110 horsepower.
What is a Gen V engine?
The Gen-V 5.3L L83 engine delivers a combination of advanced technologies, including Direct Injection, Active Fuel Management (cylinder deactivation), and dual-equal camshaft phasing (Variable Valve Timing) that support an advanced combustion system.
What is the difference between L86 and L87?
The L86 was used in the previous-generation Silverado 1500, Tahoe, and Suburban, while the L87 is used on the current-generation models. The oversquare dimensions mean a larger, 4.06-inch bore than the 3.62-inch stroke.
What is a Gen V LT1?
The new LT1 is the Gen. 5, 6.2L, small block engine used in Chevrolet performance cars. It was introduced in the 2014 C7 Chevy Corvette. LT1 engines are all-aluminum and use Active Fuel Management (AFM) and Variable Valve Timing (VVT). However, the LT1 is not Flex Fuel capable (E85).
Why is the small block Chevy so popular?
The small-block Chevy is one of the longest-lasting engine designs in automotive history due to its interchangeability and reliability. It was so successful that it made it into some of Chevy’s most famous models and became the basis for engines at GM’s other divisions such as Pontiac and even Buick.
What is a Gen V small block?
Cylinder block and oiling system The Gen 5 block is an all-new casting, but retains the deep-skirt design introduced on the Gen 3 and carried over to the Gen 4 Small Blocks. It also retains the six-bolt, cross-bolted main-bearing caps that limit crank flex and stiffen the engine’s structure.
What is a Chevy small block Gen V?
The Gen V engine is a combination of carry-over and all-new components starting with the cylinder block. The original small-block Chevy’s 4.400-inch bore spacing and 90-degree V8 layout are retained (just like the Gen III/IV), but the details will amplify the story.
What’s the compression ratio on a small block?
The best way to make a gallon of gasoline go farther is by squeezing it harder with more static compression. The new LT1 bumped the compression ratio to a GM unprecedented 11.5:1. The last time a small-block came anywhere near that number was in 1970 with the first generation LT-1, but that engine is crude in comparison.
When did the Chevrolet small block engine come out?
Chevrolet small-block engine. The Chevrolet small-block engine is a series of V8 automobile engines used in normal production by the Chevrolet Division of General Motors between 1955 and 2003, using the same basic engine block.
What kind of engine is a 6.2L Small Block?
Specifications Type: 6.2L Gen V V8 Small Block Displacement: 6.2L (6162cc / 376 ci) Engine orientation: Longitudinal Compression ratio: 11.5:1 Valve configuration: Overhead valves
What’s the difference between Generation 1 and Generation 2 small block engines?
Generation I and Generation II LT engines are distinct from subsequent LS-based small-block engines. The Generation II engine is largely an improved version of the Generation I, having many interchangeable parts and dimensions.