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COMP Cams Performance Lash Adjusters for Ford Modular 4.6L-5.4L Applications

The COMP Cams Ford Mod Motor Performance Lash Adjusters are engineered to have a slower leak down rate when compared to stock lash adjusters.

Melling High Performance High Volume Ford 4.6L & 5.4L Oil Pump

Melling’s High Performance/ High Volume Ford 4.6L & 5.4L Oil Pump increases volume by 20% over stock. The oil pump has an 80 psi pressure relief spring installed, a hardcoat anodized aluminum housing, a phosphate-coated cast iron cover, a 60 psi stock pressure relief spring, a threaded pressure relief nut, and uses a 15/16″ diameter

Melling High Volume Oil Pumps for Ford 4.6L/5.4L V8 Engines

Melling has added two oil pumps that address oiling issues frequently found in Ford 4.6L and 5.4L 3-valve and 4-valve engines. The M340HV and M360HV high volume oil pumps provide 20% additional oil flow to assist in increasing the engine’s oil pressure.

Service Issues on Ford 4.6L SOHC & DOHC Engines

In 2005, Ford introduced a three-valve (3V) SOHC version of the 4.6L for the newly restyled retro-look Mustang. Major changes included the use of two intake valves and one exhaust valve per cylinder to increase air velocity, torque and power, variable cam timing and a weight-saving aluminum cylinder block. Ford’s overhead cam 4.6L V8 engine has been

Cylinder Head Oil Leak or Weepage Found on Some 4.6L and 5.4L Engines

Oil weepage is not considered detrimental to this engine’sperformance or durability. An oil leak may be caused by metal chipdebris lodged between the head gasket and the block, chip debrisbetween the cylinder head and the head gasket, or by damage to thecylinder head sealing surface that occurred during the manufacturingprocess. Once an oil leak is

Cylinder Block Cracks on 4.6L Cadillac Engines

A subject certainlyworth knowing about are cylinder block cracks on the Cadillac 4.6LDOHC engine. You may never see one of these cracks unlessyou painstakingly look for it or it bites you on a warranty. However,it becomes obvious almost immediately if you need to resurface theblock deck. The problem is cracking of the aluminum block casting

Identifying Ford 4.6L Engine Front Covers

The first cover we’ll discuss is used on the 2001-2004 Van, 2002Expedition and 2002-2004 Ford F-150. It is Ford p/n 2L3Z-6019-AA.Before I mention the cover, I must remind you that 2004 was atransitional year for Ford, and the 2004 F-150 is the Heritage bodystyle. You need to pay attention to that or you will end

Cadillac 4.6L DOHC Cylinder Head and Block Cautions

The problem is cracking of the aluminum block casting around the cast iron liner (Figure 1). Knowing that this possibility exists, I strongly suggest that you take the time to make a close examination of the deck prior to doing any machining at all – and before you then spend numerous hours installing cylinder head

Ford 4.6L SOHC Labor Cost Study

Ford has built the 4.6L motors in both the Romeo Engine Plant, located in Romeo, MI, and at the Windsor Engine Plant and the Essex Engine Plant, both located in Windsor, Ontario, Canada. The 4.6L has been offered in 2-valve SOHC, 3-valve SOHC and 4-valve DOHC versions. The engines were also offered with both aluminum

GM Northstar 4.6L V8 Engine

Initially rated at 295 horsepower, the Northstar V8 has grown over the years to an incredible 469 hp at 6,400 rpm (STS-V Supercharged Northstar engine). In 1995, the engine was ranked as one of the “10 Best Engines in North America” by Ward’s Auto World. It repeated the honor in 1996 and 1997, but it

Ticking, Knocking Noise Complaints: Ford 4.6L / 5.4L 3V Engines

There have been complaints that some Ford vehicles equipped with a 4.6L 3-valve or 5.4L 3-valve engine may exhibit a ticking and/or knocking noise after reaching normal operating temperature. The noise may be described as “ticks,” “taps,” “knocks” or “thumps.” in some cases the noise may be a normal characteristic of these engines. In other

1994-2005 GM Northstar 4.6L Engine Head Bolt Thread Repairs

When disassembling the GM Northstar 4.6L engine, all head bolt threads should be thoroughly inspected as they are removed. If there is any section of the aluminum block thread left on the bolt, that bolt hole will need to be repaired using a Time Sert or equivalent repair procedure. Typically, not all the cylinder head

More Ammunition For The Ongoing War On 4.6L/5.4L Ford Engine Misinformation

If there is a war being waged in the automotive aftermarket right now, it is one of information. More precisely, it is too often the fact that victims are suffering because of the lack thereof. Be it the “Right to Repair Act,” casting proliferation or parts proliferation, what we need to know is all changing

PERA’S Core Corner: Ford 4.6L Front Cover Inquiries Top Year-End Wish List

Well, here it is the end of the year and, as I write this, the Midwest has just experienced its first major snowfall. Many of us are still digging out, with dire consequences for some, and school closings for thousands of children who are jumping up and down with joy. Remember when things were that

Rebuilding The Ford 4.6L

That’s good news for rebuilders, because most of them are in vehicles that are worth fixing when they need an engine, but there’s some bad news, too. Ford has made a lot of changes over the years, so building the right engine can be a challenge. In fact, if you include the front cover with

PERA Core Corner: The Latest Update On The Great Ford 4.6L Cover Up

Back in August of 2004 I provided you with information on the front covers on the 4.6L Ford SOHC V8 engines. The data here is an update to that information with an updated chart to rapidly identify the covers. If you are using the older chart it is time to discard it and use the

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

Rebuilding the Ford 4.6L SOHC Engine

The 4.6L was lower, shorter and lighter than the 302, but the base engine made more power than the 302, got better fuel economy and passed all the emission tests without a thermactor pump. Ford called it its “modular” engine because it was part of a whole new family of engines that were intended to