The OTTO 6BG1 is a fully integrated diesel engine assembly specially manufactured for excavator engine replacement and overhaul. It comes complete with all key components pre‑assembled, providing direct installation, restoring original machine power, and ensuring stable, efficient operation in harsh construction environments.

The OTTO 4HK1 is a professional complete diesel engine assembly designed as a direct replacement for the Hitachi ZX270LC-3 excavator. It includes all key internal components and comes pre-assembled, restoring your machine’s original power, responsiveness, and efficiency while minimizing downtime during engine overhaul.

The OTTO S3L2 is a professional complete engine assembly specially built as a direct replacement or repower solution for excavators and small‑to‑medium heavy machinery. It integrates all key components including cylinder block, cylinder head, crankshaft, pistons, fuel system, and lubrication system, delivering ready‑to‑install performance and restoring equipment to full working capacity.

This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

OTTO Complete Engine Assembly C9 Diesel Engine for Caterpillar CAT 336D2 Machinery Engines This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

OTTO Construction Machinery Parts 4D88 Diesel Engine Assembly for Komatsu PC50MR-2 Excavator This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

D1105GGDQM This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

3TNV88F 3TNV88 Yanmar engines, 4TNV88 Yanmar engine models Assembly ,with warranty 6-12 Months warranty any quality problem will send free parts to repair! YANMAR dealer and factory in China!

27KW 2200RPM 4TNV88-BSBKCC 4TNV88 Diesel Excavator Yanmar Engine Assembly ,with warranty 6-12 Months warranty any quality problem will send free parts to repair! YANMAR dealer and factory in China!