This was the final air-cooled 911 to leave Porsche’s factory ... This upgrade also includes a strut brace, twin tailpipes, an extra oil cooler, and an impressive 92-liter fuel tank—making ...

Porsche Classic is helping out, though, by introducing its own brand of motor oil for the demands of the company's vintage, air-cooled engines. Developed at the Porsche Development Centre in ...

"Because" might be a good response to our headline, but as a vintage (purists might call 'proper') Porsche 911 is hardly ... why the market for old, air-cooled 911s has gotten so hot over the ...