Approved Repair Alteration Processes
Welding of Merlin Engine Castings
Approved Process for Weld Repairing of Merlin Engine Aluminum Castings.
Valve Seat and Guide Replacement
Approved Process for Replacing Valve Seats and Valve Guides using Roush Valve Guides and Seats.
High Volume Oil Pump
Approved Alteration to increase volume output of Merlin and V-1650 Oil Pressure Pumps.
Lower Crankcase “Oil Pan” – Carbon Fibre Reinforcement
Approved Alteration to reinforce the lower crankcase “old pan” to strengthen weak areas prone to cracking.
Lower Crankcase “Oil Pan” Weld Repair
Approved Repair to Weld Repair cracked areas on lower crankcase “oil pan”.
Replating of Plain Bearings
Approved Process to replate V-1650 and Merlin engine plain bearings using original Rolls Royce, Packard, and Military data.
Replating of Fasteners and other Steel Parts
Approved process to replate original fasteners and hardware.
Repair of Main Bearing Bores
Approved process to repair Main Bearing Bores by Align Boring and/or replacement of Main Bearing Caps with new Roush Main Bearing Caps.
Connecting Rod Reconditioning
Approved Processes to recondition original Packard and Rolls Royce Connecting Rods, including Shot Peening.
Special Oversize Base Collars and Machining of Base Collar Bores
Approved process for repairing cylinder banks by machining triple seal bores and installing special Roush oversize base collars.
Camshaft Lobe Oil Holes
Approved Process to machine additional oil holes on the camshaft lobes to provide lubrication to the camshaft and finger follower interface.
Bearing Can Sleeve Repair
Approved process to repair worn and oversize bearing can bore in reduction gear cases.
Propeller Shaft Repair
Approved process to repair worn propeller shaft diameters.
Propeller Nut Repair
Approved process to repair seal diameter on propeller shaft nut.
Copper Beryllium Valve Guides
Approved process to install Roush copper beryllium valve guides in Merlin and V-1650 cylinder heads.
Cylinder Bank Lower Seal Bore Repair
Approved process to repair triple seal bores in cylinder banks.
Cam Tower Pad Repair
Approved process to repair worn and fretted cam tower pad areas on cylinder heads.
Generator Driveshaft Repair
Approved process to repair worn seal areas on generator drive shafts.
Header Tank O/S Threads and O-ring Cap
Approved process to repair worn and corroded Header Tank Filler Cap Threads by machining Header Tank for Oversize Filler or Pressure Cap. Additional machining can be done to Header Tank to incorporate o-ring type seal instead of copper crush gasket.
Oil Line Repair
Approved process in repair oil lines by replacing damaged tubing with new thicker wall tubing. All oil lines fabricated in accordance with original Packard Drawings and Materials.
Mixture Shaft Repair
Approved process to repair worn diameters of mixture control shafts.
Mixture Shaft Support Bracket Repair
Approved process to repair worn mixture shaft support bracket bores.
Nikasil Liner Bore Plating
Approved process to repair cylinder liner bores by plating with Nikasil. This is the better then chrome liner plating or the original steel liner bore. Will not corrode, retains oil film, and is easily repaired in the field.
-7 Rear Supercharger Cover on -9 Engine
Approved process to install a V-1650-7 rear supercharger cover and carburetor inlet elbow on a V-1650-9 engine. This will allow the use of a matched PD18-C1A carburetor and discharge nozzle on a V-1650-9 engine. For proper fuel flow the carburetor must by operated with it’s matched discharge nozzle.
Rocker Shaft Repair
Approved process to repair worn diameters of rocker arm shafts.
Approved process to replace selected gaskets with specific silicone RTV sealant.
Intermediate Driveshaft Alteration
Approved process to alter intermediate drive shafts for improved bearing support, decreased bearing wear. Reduces bearing wear by 2/3, improved bearing life!
Supercharger Oil Line Check Valve
Approved process to install a check valve in the oil line the supplies oil to the Rear Supercharger Impeller Bearing. Keeps oil in the engine, not on the hangar floor.
Upper Vertical Driveshaft Shotpeening
Approved process to remove residual tensile stresses and stress risers found in the Upper Vertical Drive Shaft.
Transport Heads and Banks
Approved Process to install Rolls Royce Transport Style Heads and Banks on V-1650 engines.
Aftercooler Pump Shaft Repair
Approved process to repair seal diameter on Aftercooler Pump Shaft.
For more information contact:
Repair Station Manager
Office: (734) 779-7173
Mobile: (734) 891-4199