首页 > 产品中心 > 20250829 > Growshine Brand New Cummins K38 Engine Assembly – Genuine Cummins Original Engine, Complete with 4296720, 4296720-20, 429-6720 Starter Motor & AR12250 Main Bearings

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Growshine Brand New Cummins K38 Engine Assembly – Genuine Cummins Original Engine, Complete with 4296720, 4296720-20, 429-6720 Starter Motor & AR12250 Main Bearings
Growshine Brand New Cummins K38 Engine Assembly – Genuine Cummins Original Engine, Complete with 4296720, 4296720-20, 429-6720 Starter Motor & AR12250 Main Bearings

Growshine Brand New Cummins K38 Engine Assembly – Genuine Cummins Original Engine, Complete with 4296720, 4296720-20, 429-6720 Starter Motor & AR12250 Main Bearings

发布日期:2025.08.31 浏览量:

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Growshine Brand New Cummins K38 Engine Assembly – Genuine Cummins Original Engine, Complete with 4296720, 4296720-20, 429-6720 Starter Motor & AR12250 Main Bearings

   Need custom spec or extra parts? Send drawing → we machine & ship worldwide.  

Product ID: 4296720, 4296720-20, 429-6720, 429672020, AR12250, 3047390, 3062894, 4296674 – Growshine International, an export-oriented stockist for construction machinery parts, heavy-truck parts, agricultural parts and automotive parts, now launches the brand-new Cummins K38 engine assembly. Every unit is a genuine Cummins original shipped in factory crate, ready to bolt in and fire up.

The K38 series is a 38-liter, V-12, turbocharged & after-cooled powerhouse rated 750–1400 hp and up to 5000 N·m peak torque. Typical hosts: SANY SCC8000 crawler crane, Komatsu HD785-7 dump truck, XCMG QAY800 all-terrain crane, Shantui SD32 bulldozer, Caterpillar 777G haul truck, Yutong ZK6140 coach and various 800–1250 kVA diesel gensets. Growshine keeps the critical parts you need in stock: 4296720 starter, AR12250 main bearings, 3047390 rod bearings, 3062894 dipstick, 4296674 governor control.

Key assemblies inside the K38 engine: high-strength fillet-hardened crankshaft, galley-cooled pistons (30% longer liner life), Holset HX82/HX83 turbocharger, PT fuel system with 20,000 psi injector pressure, gear-driven water pump, full-flow oil cooler, dual heavy-duty air cleaners, 24V 11 kW starter (4296720) and 150 A alternator. All parts are interchangeable with Cummins service numbers 4296720, 4296720-20, 429-6720, 429672020 for quick parts lookup.

20 easy-to-search keywords: Cummins K38 long block, KTA38-M marine engine, K38 genuine engine assy, 4296720 starter motor, AR12250 main bearing set, K38 turbocharger HX82, K38 PT injector 4914537, K38 cylinder head 3411756, K38 water pump 4376353, K38 fuel pump 4061204, K38 oil cooler 4101500, K38 crankshaft 3035547, K38 camshaft 3066885, K38 genset engine, K38 construction engine, K38 mining engine, Cummins K38 overhaul kit, K38 engine supplier, K38 engine China stock, K38 engine fast delivery.

Random parts glossary (10 items):

  • 1. Starter Motor 4296720 – mounts on flywheel housing, used on Cummins KTA38-C1400 genset.

  • 2. Main Bearing AR12250 – installed in cylinder block lower gallery, fits Komatsu PC3000-6 excavator.

  • 3. Turbocharger HX83 – bolted to exhaust manifold, powers XCMG XCT220 crane.

  • 4. Injector 4914537 – inserted in cylinder head, fires at 20 kbar on Shantui SD32 dozer.

  • 5. Water Pump 4376353 – driven by timing gear, cools Cummins QSK38 marine engine.

  • 6. Fuel Pump 4061204 – PT type, feeds Cummins K50 mining hauler.

  • 7. Oil Cooler 4101500 – mounted on block left side, keeps CAT 777G truck oil temp stable.

  • 8. Crankshaft 3035547 – forged steel, rotates inside SANY SCC8000 crawler crane engine.

  • 9. Camshaft 3066885 – controls valve timing in HD785-7 dump truck K38 engine.

  • 10. Governor 4296674 – electronic, maintains 1800 rpm on K38-DM1180 genset.


Fault Case & Solution – Caterpillar 777G (S/N BHX00511) K38 Engine: Customer reported black smoke and 50 hp power loss. After connecting Insite we found injector calibration error + turbo boost 0.4 bar below spec. We replaced four worn PT injectors 4914537 and cleaned Holset HX83 turbocharger; re-calibrated fuel timing. Engine now delivers rated 1400 hp with clean exhaust. Total downtime 6 hours.
Did you know? The Cummins K38 engine assembly shares 85% parts commonality with the K50, meaning 4296720 starter, AR12250 bearings, 3062894 dipstick and 4296674 governor fit both models. Always specify engine serial number (8 digits) and arrangement number when ordering to receive correct harness, injector profile and piston cooling nozzles.

Growshine International is a one-stop export house for construction machinery parts, heavy-truck parts, agricultural parts and automotive parts. We source, stock and ship genuine OEM, aftermarket & rebuilt components for Caterpillar, Cummins, Komatsu, Volvo, John Deere, CNH, SANY, XCMG, Shantui and more. From a single 4296720 starter to a complete K38 engine assembly, we deliver to 120 countries within 5-12 days.

   由广数供应链(CGSC)团队提供运营方案    
广数供应链(CGSC)专注工程机械工厂与外贸公司的独立站开发、谷歌SEO、社媒运营、外贸陪跑。长尾关键词覆盖:工程机械外贸建站、重卡配件谷歌优化、农机零件独立站运营、汽车配件外贸推广、Cummins发动机外贸SEO、K38发动机英文建站、construction machinery parts website development。需要网站开发、运营、外贸陪跑,欢迎联系我们!
  • Cummins

  • Cummins/Cummins

  • K38

  • Pile driver

  • conventional





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