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VFI Diesel

07/22/2026

A polished Kubota small diesel engine on a stand beside a Kubota RTV utility vehicle, ZD zero-turn mower, and BX compact tractor in a field. Title reads "D722, D902, V1505 Small Diesel Engines: RTV900, BX, ZD, Generators".

Published by VFI Diesel on 07/22/2026

Kubota D722 vs D902 vs V1505: Small Diesel Engine Guide (RTV900, BX, ZD and More)

Which small Kubota diesel is in your RTV900, BX, or ZD, how long it will really last, and what a rebuild, exchange engine, or swap actually costs in 2026. An owner's decision guide to the D722, D902, and V1505 from an authorized Kubota dealer.

Valley Fuel Injection & Turbo, Inc.

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RTV900

Kubota D722 vs D902 vs V1505: Small Diesel Engine Guide (RTV900, BX, ZD and More)

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