The Saab H engine is a redesign of the Saab B engine

Saab B engine

The Saab B engine is based on the Triumph Slant-4 engine and replaced their aging two-stroke engine. When it was decided to develop a new Saab model in 1964, the Saab 99, the decision was also made to give it a modern four-stroke engine. A contract was signed with Triumph to deliver their soon to...

. Despite the name it is not an H engine

H engine

An H engine is an engine configuration in which the cylinders are aligned so that if viewed from the front, they appear to be in a vertical or horizontal letter H....

, but a slanted inline-4. The H engine was introduced in 1981 in the Saab 900

Saab 900

The Saab 900 was a car produced by Saab Automobile from 1978 until 1998 in two generations. The first generation from 1978 to 1993 is known as the "classic"; the generation from 1994 to 1998 is known as the "new generation" ....

 and was also used in the Saab 99

Saab 99

- Development :On April 2, 1965, Gudmund's day in Sweden, after several years of planning, the Saab board started Project Gudmund. This was a project to develop a new and larger car to take the manufacturer beyond the market for the smaller Saab 96...

 from 1982 onwards and the Saab 90

Saab 90

The Saab 90 is an automobile from Saab made from 1984 to 1987. It was manufactured at a facility in Uusikaupunki, Finland, at that time owned by Saab and Valmet....

. It continued in use in the 900/9-3

Saab 9-3

The first generation 9-3, a substantially improved 'new-generation' Saab 900 was launched in 1998 for the 1999 model year. Saab claimed that 1,100 changes were made, including a revised suspension in an attempt to tighten up the handling characteristics of its predecessor, the Saab 900...

, 9000

Saab 9000

The Saab 9000 is an automobile that was produced by the Swedish company Saab from 1984 to 1997. The 9000 was replaced by the 9-5 in the late 1997....

, and 9-5

Saab 9-5

The Saab 9-5 is an executive car produced by the Swedish automobile maker Saab. The first generation was introduced in 1997 as the replacement to the Saab 9000 for the 1998 model year. At the time, the car represented a great leap forward for Saab...

. The 2003 GM Epsilon

GM Epsilon platform

Epsilon is General Motors' mid-size front-wheel drive automobile platform. The architecture was developed by Opel, and debuted in the 2002 Opel Vectra and 2003 Saab 9-3. Since this platform falls squarely in the center of the worldwide automobile market, GM plans to produce a great many Epsilon...

-based 9-3 switched to the GM Ecotec base, leaving the 9-5 as the sole user of the H engine. The last model year for this family of engines was 2009.