US Allison 250

Helicopter Engines





Rolls-Royce (Allison) 250 Animation



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. Rebranded as RR300


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SHP:
Type: Turboshaft


  News


Cadorath Expands M250 and RR300 Engines Support

Cadorath Expands M250 and RR300 Engines Support

10-Oct-23 - Cadorath expands Rolls-Royce M250 and RR300 engines support with new field service program. #RollsRoyce
Rolls-Royce RR300 Engine Dual Testing

Rolls-Royce RR300 Engine Dual Testing

30-Oct-22 - Keystone Turbine Services (KTS) in Coatesville, Pennsylvania and part of Precision Aviation Group (PAG) has now fully certified Rolls-Royce RR300 engine dual testing capability #RR330
M250/RR300 Representative in New Zealand

M250/RR300 Representative in New Zealand

01-Feb-22 - Australian Asia Pacific Aerospace (APA), a gas turbine engine Maintenance, Repair and Overhaul (MRO) company, selected Mt Hutt Aviation as its Rolls-Royce M250/RR300 engine representative in New Zealand #M250
M250-C47E Testing Certification for KTS

M250-C47E Testing Certification for KTS

28-Sep-21 - Keystone Turbine Services (KTS) part of Precision Aviation Group (PAG), gains dual M250-C47E engine testing certification #M250
PAG Acquired Keystone Turbine Services

PAG Acquired Keystone Turbine Services

23-May-21 - 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 #M250
StandardAero Engines Repair Centre in Florida

StandardAero Engines Repair Centre in Florida

03-May-21 - 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 #engines
M250 and RR300 Engine Training in Australia

M250 and RR300 Engine Training in Australia

09-Jul-20 - 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) #RR300
    More News ...



Used by


ManufacturerModel
Hughes OH-6A Cayuse


Versions


EngineSHP
250
250-C18 (T63A-700)317
250-C20400
250-C20B420
250-C20F420
250-C20J370
250-C20R450
250-C20W285
250-C28C499
250-C30650
250-C30G2700
250-C30P650
250-C30R (T703-AD-700)650
250-C40B783
250-C47700
250-C47B813
RR250-C20B420
RR300 (250-C300/A1)300





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