Commentary Archives - Page 19 of 21 - Engine Builder Magazine
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The AERA Technical Committee offers the following information regarding a revised intake manifold gasket for 1989-

Detonation in a few Ford 4.6L engines. Is this an octane issue?

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

The procedure for tightening TTY head bolts on GM 3.8L engines?

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

Ford 2.0L engines are prone to valve seat failures. Aftermarket fix for these problems?

Okay, so Ford 2.0L engines are prone to valve seat failures. Isn

Shop Line September, Enginer Builder

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?

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

Is there a new oil filter for BMWs with extended mile oil change interval engines?

Is there a new oil filter for BMWs with extended mile oil change interval engines? According to the AERA technical committee, BMW has revised oil filters for its extended oil change interval engines. M52TU, M54, M62 and M73. BMW has approved a 15,000-mile service interval for certain high performance vehicles when service is performed by

How can the distributor cause damage to a freshly rebuilt engine?

How can the distributor cause damage to a freshly rebuilt engine? According to the AERA technical committee, cracked magnets in distributors on some 1987-2002 GM engines can indeed be a problem. In some instances faulty distributors have been reinstalled after an engine rebuild and caused premature engine failure. Distributors with cracks in this area (see

Valve lifter failure is experienced on Mack MIDR 06.02.12 or MIDR 06.02.26 diesel engines valve lifter failure is experienced on Mack MIDR 06.02.12 or MIDR 06.02.26 diesel engine valve lifter failure is experienced on Mack MIDR 06.02.12 or MIDR 06.02.26 d

If a lifter failed in a 2001 Mack truck, how concerned should I be about the rest of the components? If valve lifter failure is experienced on Mack MIDR 06.02.12 or MIDR 06.02.26 diesel engines with original style lifters, the AERA Technical Committee recommends that all 12 lifters and pushrods be replaced with improved components.

What

A. The AERA Technical Committee offers the following information regarding revised rocker arms and shafts for 1989-

What should I tell my installers about GM coolant fill procedures with my rebuilts?

A.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