General Dynamics Land Systems, (previously Teledyne Vehicle Systems) is currently producing the AVDS-1790 Series diesel engine for combat vehicles in the 750, 908,1,050 and 1,200 hp range. The AVDS-1790 Series ,is a military specification engine, combat proven and optimised for heavy, tracked vehicle operation. General Dynamics Land Systems has produced more than 44,000 AVDS-1790 Series engines, powering over 60 percent of the western world's main battle tanks.

Main features of the AVDS-1790 Series can be summarised as: air cooling for engine/transmission oil, low-voltage protection, automatic fuel/water separation, smoke generator, waterproof to 15 m, top-mounted fuel and electrical quick disconnects, high-capacity electrical systems (300, 650 and 800 A), modular construction, high power-to-weight ratio, 60 per cent gradient and 30 per cent slope operation, cold starting aids and extreme weather operation (-62 to +60°C).

General Dynamics Land Systems has developed modernisation programmes for the US Army's M48/ M60 series and other MBTs including the T-series, AMX-30 and Centurion vehicles. These modernisation programmes utilise new technology and the advanced hardware and can provide for the upgrading of any or all of the vehicle subsystems, precisely fitted to customer requirements. General Dynamics Land Systems, has integrated MBT modernisation programmes with the following systems: high-performance power packs, dieselisation kits, main gun and armour enhancement, fire-control systems, external suspension systems, fire suppression, night vision devices, turret drive and stabilisation.

Depending upon customer requirements, General Dynamics Land Systems can provide any level of technical support including total turnkey modernisation programmes encompassing completely upgraded vehicles utilising local labour.

This 750 hp (559 kW) engine is available with a 300 A air-cooled generator (AVDS-1790-2D) or with a 650 A oil-cooled alternator (AVDS-1790-2C). An earlier version of this engine coupled with the CD-850-6A transmission was standard equipment on the M48, M60 and M88 vehicles. The latest engine (Red Seal) is in its third generation of product improvements for reliability and durability.