{"product_id":"lp-3534373-cummins-marine-6bt-turbocharger-3534373-holset-h1c","title":"3534373 Cummins Marine Aftermarket Turbocharger 6BT TURBOCHARGER 3534373 HOLSET H1C | Sawley's Select Marine Parts","description":"\u003cp\u003e\n 🔧 Product Description\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Sawley's Select Marine Parts Aftermarket Cummins 6BT 5.9L H1C Marine Turbocharger - Replacement for Part Numbers: 3534373 and 3802589\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A new aftermarket fixed-geometry marine turbocharger engineered as a replacement for the Holset H1C unit used on selected Cummins 6BT 5.9-litre marine diesel engines.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The H1C turbocharger features a water-cooled marine turbine housing and uses exhaust-gas energy to drive its turbine and compressor wheels. It increases the quantity of air supplied to the engine, supporting normal power output, combustion efficiency and exhaust-smoke control.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Multiple H1C turbochargers were used on Cummins 6BT engines, so the original turbo data plate and Cummins engine serial number must be confirmed before installation.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n ⚙️ Key Features\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • New aftermarket Cummins marine turbocharger\n\u003c\/p\u003e\n\u003cp\u003e\n • Replaces Holset part number 3534373\n\u003c\/p\u003e\n\u003cp\u003e\n • Replaces Cummins service turbocharger 3802589\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset H1C fixed-geometry configuration\n\u003c\/p\u003e\n\u003cp\u003e\n • Water-cooled marine turbine housing\n\u003c\/p\u003e\n\u003cp\u003e\n • Designed for selected Cummins 6BT 5.9L engines\n\u003c\/p\u003e\n\u003cp\u003e\n • Direct replacement where the listed turbo numbers are fitted\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM Supersession Chain:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset 3533732 - Earlier H1C turbocharger reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset 3533733 - Earlier related reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset 3533734 - Earlier related reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset 3534373 - Later H1C turbocharger reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Holset 3534374 \/ 3534374H - Current related new-unit reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 3802589 - Cummins complete turbocharger service reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 3802589RX - Cummins ReCon exchange reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 3802589NX - Cummins new exchange reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM \/ Related Numbers:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 3534373\n\u003c\/p\u003e\n\u003cp\u003e\n • 3534374\n\u003c\/p\u003e\n\u003cp\u003e\n • 3534374H\n\u003c\/p\u003e\n\u003cp\u003e\n • 3533732\n\u003c\/p\u003e\n\u003cp\u003e\n • 3533733\n\u003c\/p\u003e\n\u003cp\u003e\n • 3533734\n\u003c\/p\u003e\n\u003cp\u003e\n • 3802589\n\u003c\/p\u003e\n\u003cp\u003e\n • 3802589RX\n\u003c\/p\u003e\n\u003cp\u003e\n • 3802589NX\n\u003c\/p\u003e\n\u003cp\u003e\n • Turbo Model: H1C\n\u003c\/p\u003e\n\u003cp\u003e\n • Turbo Specification: H1C-8253AF\/J13S11\n\u003c\/p\u003e\n\u003cp\u003e\n • Centre Housing Rotating Assembly: 3523754\n\u003c\/p\u003e\n\u003cp\u003e\n • Bearing Housing: 3530591 \/ 3530592\n\u003c\/p\u003e\n\u003cp\u003e\n • Repair Kit: 4027309 \/ 4027309H\n\u003c\/p\u003e\n\u003cp\u003e\n • Related Repair Kit: 3545652\n\u003c\/p\u003e\n\u003cp\u003e\n • Related Gasket Kit: DGK0121\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Aftermarket \/ Verified Equivalents:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Aftermarket H1C replacement for Holset 3534373\n\u003c\/p\u003e\n\u003cp\u003e\n • Aftermarket H1C replacement for Holset 3534374H\n\u003c\/p\u003e\n\u003cp\u003e\n • Aftermarket replacement for Cummins 3802589\n\u003c\/p\u003e\n\u003cp\u003e\n • Aftermarket Cummins 6BT 5.9L marine turbocharger\n\u003c\/p\u003e\n\u003cp\u003e\n • Rebuild cartridge and repair kits available separately\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🚤 Compatibility\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Commonly used on:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 6BT marine diesel engines\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins B-Series 5.9L marine engines\n\u003c\/p\u003e\n\u003cp\u003e\n • Inboard shaft-drive propulsion installations\n\u003c\/p\u003e\n\u003cp\u003e\n • Commercial and recreational marine applications\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine models and families:\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 6BT marine engines using turbocharger 3534373\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 6BT marine engines using turbocharger 3534374H\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins 6BT engines specifying Cummins service number 3802589\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins B-Series six-cylinder marine installations using the H1C-8253AF\/J13S11 turbo configuration\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Displacement: Approximately 5.9 litres\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Configuration: Inline six-cylinder, four-stroke diesel\n\u003c\/p\u003e\n\u003cp\u003e\n • Induction System: Turbocharged\n\u003c\/p\u003e\n\u003cp\u003e\n • Turbocharger Type: Holset H1C fixed geometry\n\u003c\/p\u003e\n\u003cp\u003e\n • Turbine Housing: Water-cooled marine configuration\n\u003c\/p\u003e\n\u003cp\u003e\n • Fuel Type: Diesel\n\u003c\/p\u003e\n\u003cp\u003e\n • Power Rating: Controlled by the engine CPL, fuel calibration and engine serial number\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Important fitment note:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Cummins used several H1C, H1E, HX35 and other turbochargers across 6BT marine engines.\n\u003c\/p\u003e\n\u003cp\u003e\n • Do not order solely by the 6BT engine designation.\n\u003c\/p\u003e\n\u003cp\u003e\n • Confirm Holset number 3534373, 3534374H or Cummins number 3802589 on the original unit.\n\u003c\/p\u003e\n\u003cp\u003e\n • Check the compressor-housing and turbine-housing orientation before installation.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔌 Function\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The turbocharger supplies compressed air to the engine intake so the cylinders receive enough oxygen for efficient fuel combustion.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Correct turbocharger performance is required for normal torque, loaded engine speed, exhaust temperature and smoke control.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Common signs of turbocharger failure:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Reduced engine power\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine cannot reach rated loaded rpm\n\u003c\/p\u003e\n\u003cp\u003e\n • Slow vessel acceleration\n\u003c\/p\u003e\n\u003cp\u003e\n • Excessive black exhaust smoke\n\u003c\/p\u003e\n\u003cp\u003e\n • Blue smoke or increased engine-oil consumption\n\u003c\/p\u003e\n\u003cp\u003e\n • Oil contamination in the compressor outlet\n\u003c\/p\u003e\n\u003cp\u003e\n • High-pitched whistle or siren noise\n\u003c\/p\u003e\n\u003cp\u003e\n • Grinding or wheel-contact noise\n\u003c\/p\u003e\n\u003cp\u003e\n • Excessive turbocharger shaft movement\n\u003c\/p\u003e\n\u003cp\u003e\n • Compressor or turbine wheel damage\n\u003c\/p\u003e\n\u003cp\u003e\n • High exhaust-gas temperature\n\u003c\/p\u003e\n\u003cp\u003e\n • Water or corrosion damage inside the turbine housing\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Installation considerations:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Confirm the Cummins engine serial number and CPL\n\u003c\/p\u003e\n\u003cp\u003e\n • Match the original Holset identification plate\n\u003c\/p\u003e\n\u003cp\u003e\n • Identify and correct the cause of the original failure\n\u003c\/p\u003e\n\u003cp\u003e\n • Replace the engine oil and oil filter\n\u003c\/p\u003e\n\u003cp\u003e\n • Inspect or replace the turbocharger oil-feed pipe\n\u003c\/p\u003e\n\u003cp\u003e\n • Inspect the oil-return pipe for restriction\n\u003c\/p\u003e\n\u003cp\u003e\n • Clean the intake piping and aftercooler where fitted\n\u003c\/p\u003e\n\u003cp\u003e\n • Check the air cleaner and crankcase breather\n\u003c\/p\u003e\n\u003cp\u003e\n • Inspect the exhaust manifold, elbow and downstream exhaust\n\u003c\/p\u003e\n\u003cp\u003e\n • Flush and inspect the turbine-housing coolant passages\n\u003c\/p\u003e\n\u003cp\u003e\n • Prime the turbocharger bearing housing with clean engine oil\n\u003c\/p\u003e\n\u003cp\u003e\n • Replace the turbine-inlet, turbine-outlet and oil-line gaskets\n\u003c\/p\u003e\n\u003cp\u003e\n • Establish oil pressure before operating the engine at speed\n\u003c\/p\u003e\n\u003cp\u003e\n • Check boost pressure and loaded engine rpm after installation\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 📦 Condition\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Sawley's Select Marine Parts aftermarket replacement\n\u003c\/p\u003e\n\u003cp\u003e\n • Brand new\n\u003c\/p\u003e\n\u003cp\u003e\n • Supplied in protective packaging\n\u003c\/p\u003e\n\u003cp\u003e\n • Gasket kit DGK0121 not included unless specifically listed\n\u003c\/p\u003e\n","brand":"Holset","offers":[{"title":"Default Title","offer_id":53396141768996,"sku":"969107V","price":3564.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_31a7fbc9-f6db-41e3-8e04-56c7204c6b95.jpg?v=1777271444","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/lp-3534373-cummins-marine-6bt-turbocharger-3534373-holset-h1c","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}