LHTEC T800
LHTEC CTS800
LHTEC CTP800

The Light Helicopter Turbine Engine Company T800 is a turboshaft engine for rotary wing applications. It is produced by the LHTEC, a joint venture between Rolls-Royce and Honeywell. The commercial and export version is the CTS800. The engine was primarily developed for the United States Army's RAH-66 Comanche armed reconnaissance helicopter, but has found use in other applications.

Applications:
AgustaWestland Super Lynx 300 (CTS800-4N)
AgustaWestland AW159 Lynx Wildcat (CTS800-4N)
Ayres LM200 Loadmaster (LHTEC CTP800-4T) (aircraft not built)
RAH-66 Comanche (cancelled)
ShinMaywa US-2 (CTS800-4K) - boundary layer compressor drive
Sikorsky X2 (T800-LHT-801)
TAI/AgustaWestland T-129 (CTS800-4A)

Specifications:

T800-LHT-801     
Type: turboshaft
Power: 1563 shp (1,166 kW)
Compressor: 2CFHP
Turbine: 2HP, 2PT
SFC: ~0.459 lb/hr/shp
Overall Pressure Ratio: 15     
Mass Flow: 10 lb/s
Basic Engine Weight: 315 lb (143 kg)
Length: 31.5 inches (0.80 m)

CTS800-4N     
Power: 1362 shp     
Overall Pressure Ratio: 15     
Mass Flow: 7.2 lb/s
Basic Engine Weight: 374 lb
Length: 48 in