Starter Motor T430865 for Perkins Engine 4012 4016 The T430865 heavy-duty starter motor is a critical electrical cranking component engineered specifically for large-displacement industrial and power generation diesel engines. Tasked with overcoming the immense compression resistance of multi-cylinder platforms, this starter motor delivers high initial torque and reliable RPM output under extreme thermal and environmental conditions. Built with heavy-duty solenoid switches, reinforced drive pinions, and advanced internal insulation, this premium aftermarket unit ensures immediate engine ignition and reduces electrical strain during cold starts. 430865 Starter Motor for Perkins 4012 4016 Engine Product Specifications Precision-manufactured to rigid industrial electrical and mechanical standards to support reliable starting cycles for heavy powertrain systems. Part Number: T430865 Product Class: Heavy Machinery Engine Electrical / Starter Motors System Voltage: 24V DC Standard System Pinion Teeth Configuration: 11-Tooth / 12-Tooth Drive (Depending on Flywheel Application Ring) Mounting Configuration: Multi-Hole Flange Mount Cross-Reference & Interchangeable Part Numbers This industrial cranking unit corresponds with several factory references, engineering revisions, and supplier codes across the power generation sector: T430865 (Primary Perkins Reference) SE573AV / SE573X (Factory Remanufactured Alternative Codes) 63261533 (Alternative Manufacturing Part Reference) 126-1562 (Cross-Industry Component Match) Application and Engine Compatibility Accurately calibrated to deliver seamless electrical timing and high mechanical cranking power for the following Perkins heavy-duty engine series: Compatible Engine Models Perkins 4012 Series (4012TWG2, 4012-46TWG2a, 4012-46TAG2A, 4012-46TAG3A) Perkins 4016 Series (4016TAG1A, 4016TAG2A, 4016TRG2, 4016TRG3) Equipment Applications Large-scale diesel generator sets (Gen-sets) Industrial prime power stations and standby power installations Marine auxiliary power units and heavy pump drives Installation and Cranking System Maintenance Notes Technical Recommendation: Delayed starting or a distinct clicking sound during ignition often signals low system voltage, corroded battery cables, or internal solenoid wear. When replacing the T430865 starter motor, check the condition of the engine flywheel ring gear for broken or uneven teeth to prevent pinion binding. Always disconnect the main battery bank before installation, ensure all electrical terminals are free of oxidation, and verify that the grounding surface on the engine housing is completely clean to guarantee maximum current flow. Related Part Numbers NO P.N. 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