Cross reference › Autolite › ar51
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Try Orderflow free →| Make | Model | Years | Engine |
|---|---|---|---|
| Fiat | 125 | 1961–1967 | |
| Alfa | Romeo Giulietta | 1959–1961 | |
| Ferrari | 250 LM | 1964–1965 | |
| Ferrari | 400 Superamerica | 1960–1966 | |
| Ferrari | 275 LM | 1964–1965 | |
| Ferrari | 275 GTS | 1964–1968 | |
| Porsche | Carrera | 1960–1964 | |
| Fiat | 1500 | 1965–1967 | |
| Fiat | 124 | 1970–1973 | |
| Ferrari | 365 GTS/4 | 1970–1974 | |
| Ferrari | 365 GTS | 1968–1970 | |
| Ferrari | 365 GTC/4 | 1971–1972 | |
| Ferrari | 330 GTC | 1966–1968 | |
| Ferrari | 365 GTC | 1968–1970 | |
| Ferrari | 365 GTB/4 | 1968–1974 | |
| Ferrari | 365 GT4 BB | 1974 | |
| Ferrari | 365 GT | 1967–1971 | |
| Ferrari | 330 GTS | 1966–1968 | |
| Ferrari | 330 GT | 1964–1968 | |
| Ferrari | 275 GTB | 1964–1968 | |
| Ferrari | 275 GT | 1968 | |
| Alfa | Romeo Duetto 1600 | 1967 | |
| Ferrari | 365 GT4 | 1972–1976 |
Orderflow's verified cross-reference lists 4 equivalent part numbers for the Autolite ar51, including NGK 2912. Always confirm against the manufacturer spec before ordering.
This part has 23 verified vehicle applications on record. See the fitment table on this page for makes, models and years.
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Found a wrong match? Report it. Data is a cross-reference guide — always verify against the manufacturer specification for your application.