Mercruiser TKS vs MPI - fuel consumption / economy

MerCruiser 3.0 TKS/MPI- 135 hp (US Gallons)

MerCruiser 4.3 TKS - 190 hp (US Gallons)

MerCruiser 4.3 MPI - 220 hp (US Gallons)

MerCruiser 5.0 TKS - 220 hp (US Gallons)

MerCruiser 5.0 MPI - 260 hp (US Gallons)

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MerCruiser 3.0 TKS/MPI- 135 hp (Liters)

MerCruiser 4.3 TKS - 190 hp (Liters)

MerCruiser 4.3 MPI - 220 hp (Liters)

MerCruiser 5.0 TKS - 220 hp (Liters)

MerCruiser 5.0 MPI - 260 hp (Liters)