diesel engine. All badged 240. 240 Tack: Limited edition in 1992–93 to phase out the 240 series in Japan; tack means "thank you" in Swedish. Tricot plush trim, five body paintings to choose. Sedans and estates. All units with B230F engine. At the same time a more upmarket limited edition badged "Classic" was offered. Same five paintings as "Tack" available, but shipped with black leather upholstery, wood trim on the dash board and "Corona" alloy wheels. Also engine B230F. Sedans and estates as well. Anniversary special editions 244 DL Anniversary (1977): Volvo released this model to celebrate its fiftieth anniversary. Based on the 244DL, the anniversary car was finished in metallic silver with a black and gold band around the waistline. Around 50 were sold in ten different countries, taking the total number produced up to 500. 264 Anniversary (1977) Volvo released this model to celebrate its fiftieth anniversary. Based on the 264, the anniversary car was finished in metallic silver with a black and gold band around the waistline. Numbers produced unknown. 240 DL Jubileum (1987): Volvo released this model to celebrate its sixtieth anniversary. Like the fiftieth anniversary edition, it was based on the 240 DL series, only this time it was available as both a saloon and an estate. 244 Thor (1979–80) Around 300 were produced for the UK market and this spec lay somewhere near the GLE spec. Noticeable extras fitted as standard were, metallic black paint, premium stereo, auto box, black cloth seats, front electric windows and corona alloy wheels and fuel injection. Noticeable exclusions for a limited edition premium model were, power steering, electric rear windows and air conditioning. Concept models Volvo produced a prototype for a hatchback version in 1975, badged the Volvo 263 GL, but it was not chosen for mass production and is now on display in the Volvo World Museum in Gothenburg, Sweden. Volvo also produced a prototype in 1978 called the 242 GTC Turbo, which had roof pillars similar to that of a 262 C, and a body design of a 242 GT. It also came with striping on the sides, close to the bottom of the car with the word turbo on it to make it seem lower than it actually was. It was originally planned to have two engine choices, a 16 valve I4 engine (made for racing), and a turbocharged version of the B21 Redblock I4