they’re not worth a whole lot today, largely because they get driven into the ground and are rarely preserved as collectibles. That’s not the case here, as this 1983 Mercedes 300SD remains in incredible shape
WWW.CLASSICSPEED.BIZ | GT 3, GT4, G230 GELANDEWAGEN G-WAGON W108, W109, W123, R107 W463 WWW.300SEL-AMG.COM | MERCEDES-BENZ CLASSIC CARS - HANDBUILT RESTORATION-MODERNIZATION | HANDBUILT RESTORATION-MODERNIZATION | RESTO-MODS, LEGENDARY ICON: MERCEDES
For simplicity, I will use a 1983 300D Turbo diesel (123.133 with OM617a) as a basis for this article. The same theory and functions apply to a wide range of Mercedes diesels from the 1970s through the 1990s. Myth: “When the preglow indicator goes out, the engine is ready for sta...