Garrett 452195-5001S GT1544 Turbocharger Assembly

The Garrett GT1544 (Part Number 452195-5001S) is a small-frame turbocharger designed for industrial power generation applications. It features a journal bearing rotating assembly with oil-cooled bearing system and an internally wastegated turbine housing with integrated actuator. The compressor wheel features a 56 trim with 32.9 mm inducer and 43.9 mm exducer diameter at 0.33 A/R. The turbine wheel is 58 trim with 42.2 mm diameter at 0.35 A/R. The turbine inlet utilizes a 3-bolt 34 mm flange pattern. This unit serves as a direct OEM replacement for Lister Petter Alpha series 1.8L diesel engines used in stationary generator sets from 1996 onward. Cross-reference interchange includes Lister Petter OEM numbers 754-42310 and 75442310, as well as Garrett service numbers 452195-0001, 452195-0002, 452195-5002, and 452195-9001. Additional cross references include 170-025-0702. The turbocharger is rated for approximately 50 HP in this specific industrial generator set application.