The 164 was powered by a 3-litre OHV straight 6 cylinder engine, the B30, which was a 6-cylinder derivative of the proven B20 4-cylinder engine that powered most other Volvo models. The 164 was the first six-cylinder equipped Volvo in 10 years, since the PV800 series ceased production in 1958. Fuel Injected Fully Restored Runs Like a Top Transmission is a manual 4-speed M410 Equipped with the Optional Electrically-Operated Laycock de Normanville Overdrive.