Allison 250

Originally developed by Allison as the T63 250 shp turboshaft for the US Army, has spawned an entire family of small turbine engines. Rolls-Royce acquired Allison in 1995. The Model 250 (M250) powers a large number of helicopters and small aircraft. With nearly 30,000 built is one of the highest-selling engines

SHP:
Type:	Turboshaft

News

PAG Acquired Keystone Turbine Services, 23-May-21 : #M250 Precision Aviation Group (PAG) acquires Keystone Turbine Services (KTS) expanding its maintenance, repair and overhaul (MRO) capabilities to include the Rolls-Royce M250 turboshaft engine

StandardAero Engines Repair Centre in Florida, 03-May-21 : #engines StandardAero Accessories Center of Excellence (COE) in Hialeah, Florida certified by Honeywell and Triumph Group to repair helicopter engines including the Rolls-Royce M250 and Pratt & Whitney PT6T

M250 and RR300 Engine Training in Australia, 09-Jul-20 : #RR300 Australian HeliTSA offers new training course approved by Civil Aviation Safety Authority (CASA) for Rolls-Royce M250 and RR300 engines in Brisbane at Asia Pacific Aerospace (APA)

Arrow Aviation Repair Center for M250 and RR300, 29-Jan-20 : Heli-Expo 2020 Rolls-Royce named Arrow Aviation of Broussard, Louisiana as an FIRST network Authorized Maintenance Repair & Overhaul Center (AMROC) to provide certified MRO services for M250 and RR300 engines

M250 Engine MRO Services by Southwest Fuel Systems, 12-Dec-19 : #M250 Southwest Fuel Systems (SWF), part of M International, announces new maintenance, repair and overhaul (MRO) capability for Rolls Royce M250 engines

New MRO Helicopter Center in Vancouver, 18-Nov-19 : #Vancouver StandardAero opened a new 24,000 square foot facility for helicopter Maintenance, Repair and Overhaul (MRO) in Vancouver, BC, Canada. Will be focus in GE T700/CT7 engines, Rolls-Royce M250 engines and Airbus Helicopters dynamic components

KTS Earns Two Rolls-Royce M250 Awards, 24-Mar-19 : Heli-Expo 2019 Keystone Turbine Services (KTS) received two Rolls-Royce M250 superior performance awards during Heli-Expo 2019. With nearly 30,000 built, the Model 250 is one of the highest-selling engines

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Used by

Manufacturer	Model
Hughes	OH-6A Cayuse

Versions

Engine	SHP
250
250-C18 (T63A-700)	317
250-C20	400
250-C20B	420
250-C20F	420
250-C20J	370
250-C20R	450
250-C20W	285
250-C28C	499
250-C30	650
250-C30G2	700
250-C30P	650
250-C30R (T703-AD-700)	650
250-C40B	783
250-C47	700
250-C47B	813
RR300 (250-C300/A1)	300

Helicopter Engines

Allison 250

News

Used by

Versions