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Both my 92 4x2 and 92 4x4 have holley TBIs similar to what you have pictured on them. I believe they are stock, but maybe someone else will correct me.
It is stock and you have the TBI (Throttle Body Injection) where the fuel injectors are in top of the TB as where MPI (Multi Port Injection) have a fuel injector in each intake runner.
TBI was used on the older LA engines and MPI was used on the newer ('92 up) Magnum engines.
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I to had been wondering that. When i bought my truck the guy talked like that was a performance throttle body lol. Guess cause it said Holley. Anyways i didn't think it was a performance part and done a little research with no definite answer but now i know.
Holley TBI ???
95, Ext cab, 318, 2wd, Auto, Mopar Performance PCM, 50mm Fastman TB, Shorty Headers, HHR EFan, Under drive pulley, Spectre air cleaner, Spectre crankcase breather, Flowmaster 40 series, Removed Cats, 180° thermostat, Tinted tails, Painted dash and trim, LED interior lighting, Pioneer CD Player, 850 watt amp, 10" sub, Ultra 50/51 wheels.
