The G60 supercharger — the Mk2 Golf/Corrado G60, the 8-valve 1.8 with the scroll-type "G-lader" — is a cult engine, and keeping one alive is all about charger maintenance. The G-lader is a wearing part that needs periodic rebuilding, unlike a turbo. Owners who get that run them for years; those who don't grenade the charger. See G60 Supercharger for the overview
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