Garrett 6207-81-8331 Turbocharger Assembly TA3137

Turbocharger assembly TA3137 (OEM 6207-81-8331, 6207-81-8330) designed for Komatsu PC200-6 series hydraulic excavators equipped with S6D95L engines. Unit utilizes Garrett S2D/T300 frame architecture with axial-flow turbine and compressor stages. Center housing rotating assembly (CHRA) undergoes high-speed core balancing to ISO 1940-1 G2.5 standards. Compressor wheel manufactured from K18 aluminum alloy; turbine wheel from Inconel 713C for high-temperature durability. Wastegate actuator calibrated for 0.5-2.5 bar pressure ratio range. Direct bolt-on replacement for OEM part numbers 6207-81-8330, 6207-81-8331, 700836-5001, and 700836-0001. Compatible with PC200-6, PC200LC-6, PC210-6, PC220-6, and PC230-6 models. Cross-reference interchange includes Holset HX35 variants (3539697, 3595157, 3595158) for Cummins 6D102/6BTA engine configurations on same machine platform. All critical dimensions, oil inlet/outlet ports, and compressor/turbine housing orientations match OEM specifications for seamless installation.