Maximize your excavator’s exhaust system performance with the OTTO Rear Exhaust Manifold (P/N: 1-14142001-0), a premium aftermarket replacement designed for durability and precise fitment for Hitachi ZX450-3 excavators and 6WG1 engines. This high-quality component restores smooth exhaust gas flow to your heavy machinery, offering a cost-effective alternative to OEM parts while ensuring reliable operation.
Order(MOQ)::
1pcGoods Stock::
100Payment::
T/T, Western Union, L/C, Paypal, etcProduct Origin::
JapanShipping Port::
Huangpu, GuangzhouLead Time::
In StockPart No: :
1-14142001-0Model::
ZX450-3 6WG1Application::
EXCAVATOROTTO 1-14142001-0 Rear Exhaust Manifold for Hitachi ZX450-3 6WG1 Engine Excavator Heavy Machinery Exhaust System Component
Technical Specifications
| Item | Specification |
|---|---|
| Product Name | OTTO Rear Exhaust Manifold |
| Part Number | 1-14142001-0 |
| Cross Reference | 1-14142001-0 (Direct OEM Replacement, Compatible with Hitachi ZX450-3 6WG1) |
| Compatible Brand | Hitachi |
| Machine Type | Excavator / Heavy Machinery |
| Material | High-Strength Ductile Cast Iron + High-Temp Resistant Coating |
| Weight | Approx. 15.8 kg (34.8 lbs) |
| Condition | Aftermarket High-Quality, OEM-Grade Compatible |
Key Product Advantages
OEM-Grade Precision Fitment: Engineered to exact factory dimensions, mounting holes, and flange design for Hitachi ZX450-3 and 6WG1 engines, ensuring a "drop-in" installation with no modifications required, saving time and labor.
Extreme Heat Endurance: Constructed with high-strength ductile cast iron and a special high-temp coating, capable of withstanding exhaust temperatures up to 820℃ without warping, cracking, or deforming during long-term use.
Leak-Proof & Corrosion-Resistant: Precision-machined flange surfaces ensure tight sealing to prevent exhaust gas leaks, while the anti-corrosion coating resists rust and exhaust fume erosion, extending service life and maintaining engine efficiency.
Applications
This rear exhaust manifold is specifically designed for the Hitachi ZX450-3 Excavator with 6WG1 engines, which are widely used for large-scale excavation, earthmoving, mining, and heavy construction projects.
About Otto
Guangzhou Otto Engineering Machinery Equipment Co.,Ltd, is a leading manufacturer and distributor of earthmoving parts and equipment in Guangzhou, China. It consists of 3 sister companies, serving many well-known distributors at home and abroad. With more than 20 years of production and distribution experience, OTTO has cultivated an experienced engineer team and a professional sales team, which can ensure the highest service with the highest quality, competitive price and prompt delivery. At the same time, it also supplies parts to the Chinese market, and many Chinese trading companies order from our company.
Come with us, the best service, the best price, the best supplier you can enjoy !
Our Advantages
1.TECHNICAL SERVICE
We provide modification technology service, the product has been tested modifed, the engine can be directly installed and used.
2.CERTIFICATE
With Export certificate License.Double confirmation before shipping, if we sent the wroncparts we will send corect one.
3.SERVICE TEAM
With professional after-sale team, will help you to trace the goods. And our engineers will assist with any installation issues.
4.TECHNICAL SERVICE
Free Sample is acceptable.We serves manywell-known Hitachi Komatsu Caterpillar Kobelco in your country.

Access our comprehensive Excavator Parts Book covering 50,000+ validated OEM references for Komatsu, CAT, Hitachi, Volvo, and Doosan machinery – cross-search by part number (e.g., Komatsu 111-10-11310), machine model (CAT 320D/EX200-5), or component type (hydraulic pumps, track links, engine rebuild kits) with real-time 3D diagram support. Engineered for zero-mismatch fitment across critical assemblies including Isuzu 6BG1T/Cummins QSB6.7 power systems, ISO-certified undercarriages, and Komatsu HMB-series hydraulic valves, all backed by 24/7 technical interpretation and downloadable PDF catalogs with MOQ/pricing.
At OTTO, we specialize in excavator machinery parts with a global clientele. Our superior products have garnered acclaim worldwide for their quality, durability, and precision engineering. Customers praise our extensive range of parts, from travel reduction gearboxes to hydraulic components, ensuring optimal performance. With a commitment to excellence, we offer top-notch warranties, secure shipping options, and efficient delivery times. Join our satisfied customers worldwide who rely on OTTO for top-tier excavator parts and exceptional service.
FAQ
(2) Small order:DHL,TNT,UPS,FEDEX,EMS,ARAMEX.
Q4:What's the terms of the transaction?
A:EXW,FCA,FAS,FOB, C&F,CIF,CPT,CIP,DAF,DES,DDP.
Q5:How about the lead time?
A:(1) ln stock: 1-3 days.Always in 24 hours.
(2) Out of stock: lt's according to your quantity, and we have cooperated with factory,We will let you know when we quote.
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