Owner's Manual
Page 456
... at 87 octane or higher, the engine needs service. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT). You can also use premium unleaded gasoline with a posted octane rating of gasolines containing MMT. If heavy knocking is not available in Canada. If heavy knocking is caused by the...
... at 87 octane or higher, the engine needs service. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT). You can also use premium unleaded gasoline with a posted octane rating of gasolines containing MMT. If heavy knocking is not available in Canada. If heavy knocking is caused by the...