By the SACAA's own admission over 3000 planes will be grounded by the 12-year rule.
Credit: SACAA
General aviation piston engine manufacturers are wary of product liability, so they recommend that their engines be overhauled every 12 years, or in operational time – after they have done around 2,000 hours. Typically, many engines do around 60 hours per year and so they still have two-thirds of...
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