The H platform, or H-body, name has been used twice by General Motors. The 1970s H-body was an inexpensive rear wheel drive compact automobile platform from the 1970s. The 1980s H-body was a front wheel drive full-size car platform. GM redirects here. ... Rear wheel drive was a common form of engine/transmission layout used in automobiles throughout the 20th century. ... Rambler American Compact car is a largely North American term denoting an automobile smaller than a midsize car, but larger than a subcompact car. ... An automobile platform is a shared set of components common to a number of different automobiles. ... Events and trends Although in the United States and in many other Western societies the 1970s are often seen as a period of transition between the turbulent 1960s and the more conservative 1980s and 1990s, many of the trends that are associated widely with the Sixties, from the Sexual Revolution... Front wheel drive is the most common form of engine/transmission layout used in modern automobiles, where the engine drives the front wheels. ... A full-size car is term used in North America for an automobile larger than a mid-size car, usually having a wheelbase greater than 2. ...

RWD

The 1970s H-bodies had 4, 6, and 8-cylinder longitudinal GM engines, a solid rear axle, and had a unibody construction. The Chevrolet Vega was designed to use a small-block V8, but this was not approved. The Chevrolet Monza was originally designed to use a Wankel engine but this project was cancelled. No H-body had 4 doors, though wagon versions were offered. The fourth character in the Vehicle Identification Number for an H-body car is "H". The platform was introduced with the 1971 Chevrolet Vega and replaced by the GM J platform in 1981. The term, longitudinal means front-to-back or top-to-bottom as opposed to transverse which means side-to-side. In automotive engineering, the term, longitudinal refers to an engine in which the crankshaft is oriented along the long axis of the vehicle, front to back. ... This page chronicles the many automobile engines that General Motors has used in its various marques. ... Monocoque (French for single shell) or unibody is a construction technique that uses the external skin of an object to support some or most of the load on the structure. ... The Chevrolet Vega (Pontiacs version was known as the Pontiac Astre) was a compact coupe and station wagon sold from 1971 through 1977 as a replacement for the ill_fated Chevrolet Corvair. ... Chevrolets small-block V8 engines began with the 1955 265 in³ (4. ... The Chevrolet Monza was available as a rear wheel drive hatchback, coupe and wagon, sold from 1975 through 1980. ... Wankel Engine in Deutsches Museum The Wankel engine is a type of internal combustion engine, invented by Felix Wankel, which uses a rotor instead of reciprocating pistons. ... Vehicle identification numbers (VINs) are used to uniquely identify motor vehicles. ... The Chevrolet Vega (Pontiacs version was known as the Pontiac Astre) was a compact coupe and station wagon sold from 1971 through 1977 as a replacement for the ill_fated Chevrolet Corvair. ... The J platform, or J-body, was General Motors inexpensive front wheel drive automobile platform from the 1980s and 1990s. ...

Many vehicles used this platform including the following cars:

• 1971-1977 Chevrolet Vega/Pontiac Astre
• 1975-1980 Chevrolet Monza/Buick Skyhawk/Oldsmobile Starfire/Pontiac Sunbird

The Chevrolet Vega (Pontiacs version was known as the Pontiac Astre) was a compact coupe and station wagon sold from 1971 through 1977 as a replacement for the ill_fated Chevrolet Corvair. ... The Chevrolet Vega (Pontiacs version was known as the Pontiac Astre) was a compact coupe and station wagon sold from 1971 through 1977 as a replacement for the ill-fated Chevrolet Corvair. ... The Chevrolet Monza was available as a rear wheel drive hatchback, coupe and wagon, sold from 1975 through 1980. ... There have been two small cars from Buick called the SkyHawk or Skyhawk: 1975-1980 RWD Chevrolet Monza clone (H-body) 1982-1989 FWD Chevrolet Cavalier clone (J-body) Categories: Buick vehicles | Front wheel drive vehicles | Rear wheel drive vehicles ... The Chevrolet Monza was a rear wheel drive hatchback, coupe and wagon sold from 1975 through 1980. ... There have been two different vehicles bearing the name, Pontiac Sunbird. ...

External link

• H-Body.Org (http://www.h-body.org)
• H-Body FAQ (http://h-body.org/library/hbodyfaq/index.html)
• Bob Gumm's V-8 Monza Site & Message Board (http://www.v8monza.com)

FWD

The 1980s H-bodies were large front wheel drive cars with a 110.8 in wheelbase. Most H-bodies used GM's large 3800 V6, and supercharged versions were introduced later. Front wheel drive is the most common form of engine/transmission layout used in modern automobiles, where the engine drives the front wheels. ... The 3800 family is a large V6 engine used by General Motors. ... For other meanings, see supercharger (disambiguation) A supercharger (sometimes called a blower), a positive displacement or centrifugal pump, is a gas compressor used to pump air into the cylinders of an internal combustion engine. ...

The following vehicles used this platform:

The Buick LeSabre is a fullsize car made by the Buick Motor Division of General Motors. ... The B platform, or B-body, was General Motors full-size rear wheel drive automobile platform. ... The General Motors G platform (also called G-Body) automobile platform name was used twice. ... A 1950s Olds Rocket 88, still running in 2003 The Oldsmobile 88 is a fullsize car from General Motors produced from 1949 until 1999. ... The B platform, or B-body, was General Motors full-size rear wheel drive automobile platform. ... A 1950s Olds Rocket 88, still running in 2003 The Oldsmobile 88 is a fullsize car from General Motors produced from 1949 until 1999. ... A 1950s Olds Rocket 88, still running in 2003 The Oldsmobile 88 is a fullsize car from General Motors produced from 1949 until 1999. ... A 1950s Olds Rocket 88, still running in 2003 The Oldsmobile 88 is a fullsize car from General Motors produced from 1949 until 1999. ... A 1950s Olds Rocket 88, still running in 2003 The Oldsmobile 88 is a fullsize car from General Motors produced from 1949 until 1999. ... Bonneville has been one of Pontiacs most enduring names, appearing as a high-performance, fuel-injected luxury convertible late in the 1957 model year and lasting until 2005. ... The General Motors G platform (also called G-Body) automobile platform name was used twice. ... The General Motors G platform (also called G-Body) automobile platform name was used twice. ...

See also

• GM platforms