Engine Builder Tech Center
Tech Notes: Cylinder locations for Toyota engines

Engine Builders: The AERA Technical Committee offers the following information on cylinder locations for Toyota engines. This information is provided as different locations are used for the number one cylinder. This service bulletin illustrates the proper identification of engine bank 1 and engine bank 2, and the correct location of air/fuel sensors and oxygen sensors

Tech Notes

Engine Builders: The AERA Technical Committee offers the following information regarding harmonic damper loosening, key shear and crankshaft damage on 1992-2002 GM 6.5L diesel engines. This condition has been reported on engines that have been in service a long time as well as engines shortly after re-installation of the harmonic damper. In some instances, over

Tech Notes

Engine Builders: The AERA Technical Committee offers the following information regarding engine failure on 1998-2004 Chrysler 2.7L VIN R, U & V engines. There have been reports of premature engine failure on these engines, failures that may include tensioner failures, oil consumption and engine bearing failure. It has been suggested that many of these failures

Information regarding the oil pressure regulator valve on 1984-’96 Nissan 300ZX 3.0L non-turbo engines

Engine Builders: The following information regarding the oil pressure regulator valve on 1984-’96 Nissan 300ZX 3.0L non-turbo engines may be helpful for your installer customers. When installing a new replacement cylinder block/engine in a 300 ZX non-turbo car you’ll notice the new block/engine assembly comes with two blind plugs installed in the oil filter bracket

Revised oil pan gasket and installation kit for 1986-2001 Ford 3.0L VIN U engines

Engine Builders: The AERA Technical Committee offers the following information regarding a revised oil pan gasket and installation kit for 1986-2001 Ford 3.0L VIN U engines. The issue of continued oil pan leakage has prompted this new installation kit. A service oil pan gasket and a new service oil pan gasket kit has been released

Changes to the timing chain and oiling nozzle on 2000-’03 Saturn 2.2L VIN F engines

Engine Builders: The AERA Technical Committee offers the following information regarding changes to the timing chain and oiling nozzle on 2000-’03 Saturn 2.2L VIN F engines. All GM timing chain kits available through GM service have a revised nozzle included in the kit. The revised nozzle has higher flow rate characteristics that will increase oil

Turbocharger oil passing and spilling from cylinder head cover-mounted breather on Mack Truck ASET

Engine Builders: The AERA Technical Committee explains that turbocharger oil passing and spilling from cylinder head cover-mounted breather on Mack Truck ASET

Front engine oil leak on 1999-2003 Suzuki 2.5 & 2.7L engines

Engine Builders: The AERA Technical Committee offers the following information regarding a front engine oil leak on 1999-2003 Suzuki 2.5 & 2.7L engines. If oil is observed leaking from the left front of the engine resealing the timing cover may resolve those types of customer complaints. To do so, two types of sealers are recommended

Valve stem seal identification for 1992-2002 Lexus 3.0L engines

Engine Builders: The AERA Technical Committee offers the following information regarding valve stem seal identification for 1992-2002 Lexus 3.0L engines. During this period, two different engine models were used, the 3VZFE and the 1MZFE engines. Making sure that you have the correct seals for the right engine and knowing which seals are the intake and

Valve lifter caution on 1994-2002 Chrysler 8.0L VIN E & W, V10 engines

Engine Builders: The AERA reports the following valve lifter caution on 1994-2002 Chrysler 8.0L VIN E & W, V10 engines. If special attention is not given to the lifters or the block during assembly, a valve train noise may result. The lifters that are used in this engine may come with an oil bleed hole

Diagnose and repair repeated heater core leakage/failure on 1984-2003 Ford vehicles

Engine Builders: The AERA Technical Committee offers the following information that may help installers diagnose and repair repeated heater core leakage/failure on 1984-2003 Ford vehicles. This problem has been reported to occur shortly after engine work has been performed. Leaks may be caused by a chemical reaction called electrolysis. Electrolysis involves an ion exchange between

Head gasket selection for Toro Groundmaster and Roadmaster units with 1982-’99 Peugeot XUD9 diesel engines

Engine Builders: The AERA Technical Committee offers the following information for head gasket selection for Toro Groundmaster and Roadmaster units with 1982-’99 Peugeot XUD9 diesel engines. This information should be considered any time the head gasket is replaced. Four different head gasket thickness options are currently available and provide a variety of gasket thickness options