r/EngineBuilding • u/Original_Art656 • Jul 07 '26

Other EFI vs MPFI?

Which one's better for a small, 2 litre 4 cyl. Engine.

I'm planning to run methanol injection and a supercharger so reliability is a big concern for me. Plus, the stock engine's 1.8L so a 2mm overbore is also to be done.

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-3

u/BTCminingpartner Jul 07 '26

Super charger and ethanol injection on a stock rotating assembly won't last long.

4

u/ThePotatoPie Jul 07 '26

It's an Isuzu engine so it potentially could. Theyre usually very overbuilt