Radial Engine Overhaul Experts

Air Repair, Inc. was founded in 1978 out of Greenville, MS by Peter M. Jones. Pete’s early passion for Boeing Stearman aircraft became a business of repairing and rebuilding aircraft of all kinds. In May of 1980 the business moved to Cleveland, MS where it remains.

Air Repair Inc. is a premier small aircraft engine repair, restoration, and overhaul business specializing in Jacobs, Continental, and Stearman aircraft. 

Air Repair, Inc.’s main shop focuses on agricultural aircraft repair. Including service and maintenance of Air Tractor 502, 602, 802, Thrush, and more. The team specializes in annual and routine inspections, and major and minor airframe repairs. The engine overhaul shop oversees all things related to repair and overhaul of Jacobs and Continental radial engines; as well as the overhaul of starter/generators for ag-aircraft. The Satloc shop leads the way in GPS sales, service, and repair; keeping their customers up to date with the best-in-class features for Satloc. Air Repair, Inc. is proud to be an F.A.A. approved Avionics Repair Station.

Air Repair, Inc. has a parts inventory second to none and is a distributor for Air Tractor, Cessna, Thrush, Agrinautics, Transland (Satloc, CP Nozzles), AgPilotX, AmSafe, APS, Concorde, Stearman and L-19 parts and products, among others.

Over the years the Air Repair, Inc. team has built 145 Stearman aircraft and 19 Cessna L-19 Birddog aircraft from the ground up, as well as a host of other vintage and warbird restorations. When you visit the lobby, you can see a photo lineup of 145 Stearman and all 19 L-19 aircraft.

What's Included in a Continental W670 Engine Overhaul?

  • FAA PMA Roller Main Bearings
  • FAA PMA data plate
  • FAA PMA tappet rollers
  • FAA PMA Master Rod Bearing
  • FAA PMA pistons
  • New Skytronics shielded ignition harness per ARI Proprietary Service Bulletin AR007
  • New Thrust Bearing
  • Nu-Chrome cylinders
  • New or replated hardware
  • New rings
  • Overhauled mags – either type
  • Overhauled carburetor
  • New roller pins
  • New tappets
  • New thrust nut
  • New slinger
  • New piston pins
  • New link rods
  • New intake and exhaust valves
  • New valve springs
  • New knuckle pins
  • New valve keepers
  • New rocker arm bearings
  • New rocker arm rollers
  • New 3915 starter gear
  • New 3064 oil pump gears
  • New 3062 intermediate gear
  • New gear pin mount
  • New step up pinion gear
  • New step up bearings
  • New duplex pump gears
  • New rocker scavenge pump
  • New primer lines
  • New oil screen
  • New Installation gasket set
  • New Exhaust nuts

Air Repair, Inc. Proprietary Service Bulletins:

  • AR003 Stainless Hose Clamps
  • AR004 Tac Drive Modified for Oil Seal
  • AR005 #4 Intake Pipe Quick Drain
  • AR007 Skytronics Shielded Ignition Harness
  • AR008 New Crankcase Liners
  • AR009 Removable Intake Pipes
  • AR010 Crankpin Cleaning
  • AR011 Crankshaft Plating
  • AR012 Lower Cylinder Base Torque
  • AR013 UREM37BY Spark Plugs
  • AR014 Cam Regrinding
  • AR015 W670-6A, -6N Magneto

What's Included in a Jacobs R755 Engine Overhaul?

  • FAA PMA pistons
  • FAA PMA link rods
  • FAA PMA valve springs
  • FAA PMA data plate
  • FAA PMA Intake and exhaust valve guide and seals per Service Bulletin Service Bulletin 68
  • FAA PMA valve seals
  • FAA PMA piston rings
  • FAA PMA gaskets and seals
  • FAA PMA ignition cable
  • FAA PMA electronic distributor
  • Overhauled carburetor
  • Overhauled magneto
  • 4275 Compression Ring
  • 4292 Oil Control Ring per Service Bulletin 66
  • 4273 Scraper Ring
  • 4018 Data Plate
  • 4022 Shaft
  • 4023 Bearing
  • 4515 Bearing
  • 4024 Spacer
  • 4025 Bearing
  • 4026 Washer
  • 4516 Key
  • 4027 Nut
  • 4028 Key
  • 4030 Washer
  • 4036 Sleeve
  • 4518 Gear
  • 4037A Tappets
  • 4039 Rollers
  • 4040 Pins
  • 4519 Gear
  • 4041A Cam
  • 4044 Bearing
  • 4045 Spacer
  • 4520 Washer
  • 4046 Key
  • 4048 Sleeve
  • 4049 Ring
  • 4521 Nut
  • 4050 Ring
  • 4051 Bearing
  • 4052 Slinger
  • 4557 Bearing
  • 4053 Spacer
  • 4319A Rotator
  • 4320 Locks
  • 4604A Shaft
  • 4321 Locks
  • 4322A Rockers
  • 4323A Rockers
  • 4700A Oil Pump
  • 4329 Shafts
  • 4334A Pushrods
  • 4335A Pushrods
  • 4759A Line
  • 4340 Nuts
  • 4345 Nuts
  • 4411 Sleeve
  • 4760A Line
  • 4502 Bearing
  • 4507 Tube
  • 4509 Gear
  • 4761A Line
  • 47652A Line
  • 4055 Shim
  • 4056 Plate
  • 4057 Nut
  • 4105 Bolts
  • 4124 Bearings
  • 4125 Washers
  • 4126 Nut
  • 4209 Plug
  • 4210 Bolt
  • 4212 Bolt
  • 4213 Nut
  • 4251 Bearing per Service Bulletin 86
  • 4252 Dowel
  • 4253 Bushing
  • 4254 Pin
  • 4256 Rods
  • 4257 K-Pins
  • 4258 Washers
  • 4259 Bolts
  • 4265A Pins
  • 4276 Pistons
  • 4309 Guides
  • 4310 Guides
  • 4313 Valves
  • 4314 Valves
  • X4315 Seats
  • 4316 Washers
  • 4317 Springs
  • 4318 Springs
  • 4319 Washers
  • 4343 Flanges
  • 4511 Washer
  • 4510 Bolt
  • 4512A1 Gear Asembly
  • 4751A Distributor
  • 4813A Conduit
  • 4814A Conduit
  • 4503 Bearing
  • 4017 Flange
  • 90028 Strainer
  • 4290 Pistons per Service Bulletin 67
  • UREM37BY Spark Plugs per Service Bulletin 78
  • 4950A Gasket Hose
  • 4962A Hose Set
  • 4513A1 Gear

Air Repair Inc. Proprietary Service Bulletins for Jacobs:

  • 66 Improved Piston Oil Control Ring
  • 67 Improved Pistons in Cylinders #4 and #5
  • 68 Improved Exhaust Valve Seats
  • 69 Front Case O-Ring Seal Modification
  • 70 Jasco Alternator Clearance Modification
  • 71 Improved Cylinder Base Nuts
  • 73 Improved Master Rod Bearing Fit
  • 74 4017 Rework
  • 75 4342 Intake Pipe Drain Modification
  • 76 4358 Intake Valve Stem Seals
  • 77 4522 Improved Oil Plug for 4512A1 and 4513A1 Gear Assemblies
  • 78 UREM37BY Spark Plugs
  • 80 1400 Hour Overhaul Life only from Air Repair, Inc.
  • 81 Engine Oil Scavenge and Vent Lines
  • 83 Cam Regrinding for 4041A Cam Assembly
  • 86 Master Rod Bearing P/N 4251 Rev A
  • 87 Magneto Seal Carrier P/N 4571 Rev IR