I replaced a ’97 Ford 302 with a 351 Windsor, but the thrust bearing failed after only 200 miles. What gives?
A. We have all seen the thrust bearing failures in the Ford 302/5.0L engine applications. Many if not most of them have occurred due to the insufficient depth of the pilot hole for the torque converter in the rear of the crankshaft when used in conjunction with an overdrive transmission, and in particular with the
It has recently been announced that there are oversize outside diameter cam bearings available for 1985-2003 Cummins L10 & M11 engines. This new bearing will allow a single repair operation to many engine blocks, which will put many unserviceable engine blocks back into service. These engines have been prone to engine failure related to cam
The AERA Technical Committee warns that engine damage may result if some of the special markings found on 1994-2002 Chrysler 8.0L VIN E & W, V10 engines are not taken into consideration. Information identifying undersize crankshaft journals, oversize cylinder bores, oversize valve lifters and oversize valve stems is stamped on the engine in various locations.
We’ve had complaints of overheating on some late model GM truck engines; any clue why this is happening?
If you rebuild model year 2003 GM 4.8L, 5.3L or 6.0L VIN V, T and U truck engines, your customers may be unaware of new GM coolant fill procedures. The following is good information to duplicate and include with a rebuilt engine. Following this procedure will ensure that the engine coolant system has been filled
Some service manual information regarding camshaft timing for 1997-2003 Ford 4.0L VIN E engines is erroneous. Ford published the correct information in a service bulletin dated May 2001 as part of a cam chain guide campaign. Subsequent year manuals should have the updated information depending on their source. Basically, the left and right side camshafts
A. Coolant loss on 1992-1997 4.3L GM VIN R & W engines has been, at times, difficult to detect. The cause of the coolant loss has been traced to cracks that may develop in the lifter valley area of the block and allow coolant to pass into the valley of the block. This loss of
The AERA Technical Committee offers the following information regarding a revised intake manifold gasket for 1989-
We have had detonation in a few Ford 4.6L engines. Is this an octane issue? The AERA Technical Committee offers the following information on replacement pistons for 1991-2002 Ford 4.6L VIN W, X & 6 engines. This family of Ford engines is very sensitive to an increase in compression ratio whether the increase in compression
What is the procedure for tightening TTY head bolts on GM 3.8L engines? The AERA Technical Committee offers the following information regarding cylinder head installation for 1995-2002 GM 3.8L VIN K and 1 engines. AERA TB 1952 should be discarded. According to AERA, other published service information has been incomplete and this is the most
Okay, so Ford 2.0L engines are prone to valve seat failures. Isn
Our installers say late model GM 2.4L engines often have a rough idle. Nothing seems wrong internally. Any suggestions we can give them? According to AERA
What is the cylinder head installation procedure for the new GM 6.6L diesel engine? According to the AERA technical committee, there is a revised cylinder head installation procedure for 2001-2003 GM 6.6L VIN 1 diesel engines. These engines are referred to as Duramax diesels and are a result of a joint venture between GM and