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See also: | Drivers, Teams, Entrants, Car Models, Car Manufacturers, Engine Manufacturers, Tyre Manufacturers, Car Numbers, Sponsors, Sponsor Industries, Designers |
Retirement Ratio
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until 1959 Indianapolis 500
Ignore Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.
Pos | Lubricant Manufacturer | Retirement Ratio | Retirements | Entries |
1 | BP | 100.00% | 1 | 1 |
2 | Shell | 36.15% | 107 | 296 |
3 | Esso | 33.33% | 1 | 3 |
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