Robinson R44 Raven/Raven II Helicopter Overhaul

  Current Lead Time on All OH Is 12 Weeks 

R44 Raven OH Cost

  • Overhaul Kit w/ Robinson Warranty $144,500
  • Engine buildup kit $4,800
  • Engine OH w/Warranty $28,000
  • Overhaul Labor $17,500
  • Total  $194,800*
  • Core Deposit $39,860**

R44 Raven II OH Cost

  • Overhaul Kit w/ Robinson Warranty $149,500
  • Engine buildup kit $4,700
  • Engine OH w/Warranty $28,000
  • Overhaul Labor $17,500
  • Total  $199,700*
  • Core Deposit $39,860**

*price does not include misc parts not included in Overhaul 

** Core Value Determined by Robinson Roughly 70% return.

Robinson R44 Overhaul

Robinson R44 Overhaul

Robinson 44 Helicopter Overhaul Price


The following Robinson R44 Helicopter overhaul prices are effective for all aircraft arriving at the LHD factory ready for overhaul and apply to properly maintained, undamaged R44 helicopters without excessive corrosion, and still in airworthy condition. Upon receipt of the aircraft, including all parts, logbooks, signed work authorization, and a 50% down payment, the aircraft will be disassembled, inspected, and reassembled. During overhaul, all fatigue-life-limited components with less than 2200 hours remaining are replaced. All engines are overhauled per the current Lycoming overhaul manual by either LHD or Lycoming. All Robinson aircraft service and maintenance is completed to factory standards. The overhaul price includes the following: 

Exchanged Components Overhauled

  • C006 MR Gearbox
  • C012 MR Flight controls
  • C013 TR Flight Controls
  • C017 Swashplate
  • C018 Clutch
  • C021 TR Gearbox
  • C051 Actuato
  • rC031-1 TR Pitch Control 
  • D174 Fanwheel 
  • Engine (OH exchange) 

Parts Replaced

  • A120 Bellcrank 
  • C169 Muffler
  • A190 V-Belts 
  • C258 Pitch Links
  • C008 TR Assy 
  • C274 Windshields (Optional additional chg)
  • C016 MR Blades
  • C667 Skid Shoes
  • C020 Upper Frame
  • C947 & A947 Flexplates
  • C027 Cooling Panels 
  • D224 TR Driveshaft
  • C170 Sheave
  • D079 TR Gaurd
  • C159 Pitch Bearings
  • C031 TR Pitch Controller
  • C121-17 P/P Tube 
  • C007 Fan Shaft & Bearing
  • C005 MR Hub Interior - including seats & carpet (optional)
  • C158 MR Spindles
  • Various small parts & hardwareHydraulic Assemblies 

 Following reassembly, all R44s overhauled at LHD, including engines, will receive a one-year or 100-hour (whichever occurs first) limited warranty. Prices given do not include avionics, instruments, floats, searchlights, or other specialized equipment. Prices for the basic overhaul and upgrades are listed below. Prices on the 4400-hour overhauls will vary depending on additional items, including life-limited parts requiring replacement. 

BASIC OVERHAUL PRICE FOR R44 Models $194,800 - $199,700 + upgrades


Additional cost for 4400 hour overhaul or damaged components.  LHD will assess a refundable core deposit fee.  Includes fuel bladder tanks, upgrade parts, and labor.

Our shop and equipment is specifically designed to handle the overhaul of Robinson R44 helicopters. In many respects, we have mimicked the factory assembly line process. However, we have the added flexibility to improve on the factory production process. Our production efficiency translates into direct cost savings and added safety for your helicopter overhaul requirements.