You searched for Camshaft design - Page 33 of 35 - Engine Builder Magazine
PERA’S Core Corner: When It Comes To ‘How Clean,’ Do You Really Know?

Ever notice how many commercials there are in our environment about cleaning? Cleaning your floors, toilets, counter tops, disinfecting everything and anything that you come into contact with. In fact even the air that we breathe needs to be cleaned. Spin that out to the vehicles that we drive. You know they have to be

Diesel Drag Racing, Compression Ignition Engines Smoke The Strip

It is one of the purest forms of American motorsports. One guy pulls up next to another guy at the starting line and revs the engine. A simple glance over, a nod and a green light. In a fury of sound and smoke, the two racers take off down the straight stretch of pavement. If

Marine Engine Building, Is It For You?

Engine builders who do passenger car and light truck engines, diesel engines and performance engines, are often looking for new market niches where they can expand their business and add new customers. For some, marine engine building may seem like a tempting niche. The marine engine market is relatively healthy, though highly competitive. Some rebuilders

High Performance Rocker Arms, Valve Springs, Retainers and Locks

On a small block Chevy, altering the rocker arm geometry without changing the rocker arm lift ratio can add 15 to 20 horsepower at the rear wheels. The stock lift ratio for a small block (SB) Chevy V8 rocker arm is 1.5:1, and for a big block (BB) Chevy V8, the ratio is 1.7:1. Bolt-on

Crack Detection

Take a look in the mirror. Smiling back at you, you’ll notice that row of pearly whites. They probably look pretty good. Maybe a bit stained from coffee or smoking, but overall, they seem to be pretty solid, right? If you’re like many people, the fear sets in as soon as you sit down in

Performance Drag Racing Heads

A quarter-mile strip of asphalt is not a great distance. But drag racing isn’t about distance. It’s about time. The car that reaches the finish line first wins the race. But the car that wins isn’t always the fastest car or the quickest car. It’s usually the car that runs with the most consistent elapsed

Tech Notes

Engine Builders: After 75,000 miles, your customers’ engines can begin to show their age. They may consume a bit more oil or oil could leak past intake valve stem seals. Higher Mileage specialty motor oils typically contain additives that condition the rubber seals to help reduce oil consumption. They can also have high quality base

Rebuilding the International 6.9/7.3L Powerstroke Engine

One solution to that problem is the diesel engine with more torque, horse power and better fuel economy. This applies not only to heavy duty applications but small displacement turbocharged inter-cooled diesels as well. The diesel engine will play just as important part of the future of the automotive industry as the Hybrid. If you

Machine Maintenance, Follow The Clues To Avoid The Comeback Blues

Even before you start the teardown, you can gather many clues about what needs to be done. Encourage your counter guys to engage in as much conversation with the customer as possible. Just listening to him tell why he is bringing you this engine will yield tons of information that goes a long way toward

PERA’s Core Corner: It’s Time To Say Goodbye To An Old Friend

by Roy Berndt I have a La-Z-Boy recliner that I probably should have retired ten years ago. Yet even today, it’s one of the most comfortable chairs that I have ever sat in. Because I hate the thought of giving it up, my next move will be to put it in the garage, where I

Shopline

I have experienced some problems with piston failures on DDC 12.7L engines with iron pistons. Are you aware of any updates? The AERA Technical Com-mittee offers the following information regarding Series 60 iron piston failures on DDC 12.7L engines. DDC has made an improvement by adding piston cooling nozzle machining to all Series 60 cylinder

Balancing Equipment: a weighty matter

Everybody knows what balance is, right? You maintain your own balance by centering your body mass over your feet. If you lean too far forward or backward, or too far to the left or right, you’ll lose your balance and fall unless you grab hold of something or reposition your feet. Moving your center of

Pushrods & Lifters

Pushrod engines have been dubbed as antiquated technology by some, but for many engine builders these engines are far from suffering the fate of the horse and buggy. In fact, with both GM and Chrysler keeping the pushrod engine alive in their current product lineups with the Gen IV, Hemi and others, pushrods and lifters

Performance Notes, How To Compete With The Crate Motor Business

If you are a regular reader of the performance automotive consumer magazines you may have spotted a trend – many of the feature cars and tech articles are focused on crate motors. To an engine builder specializing in custom high performance engines, and for engine builders looking to get into the performance arena, this could

Tech Notes

Engine Builders: The AERA Technical Committee offers the following information regarding a cylinder boring caution for 1996-2002 GM 5.7L VIN R engines. These engines are the last version of the original small block series and have been commonly called “Vortec” engines. It has been reported that cylinder bore distortion is prevalent in these blocks. Therefore,

Cutting Edge Tooling – Superabrasives in the Shop

The need for faster production speeds and higher quality surface finishes has made superabrasives almost mandatory for most resurfacing, honing and grinding operations. What makes these materials so indispensable for engine building today? Their superior hardness is a major factor because it provides outstanding tool life that far exceeds conventional abrasives. A set of metal

Ward’s Auto World Names 12th Annual ‘Top 10 Best Engines’

Ward’s Auto World Names Twelfth Annual ‘Top 10 Best Engines’ The winners of “Ward’s 10 Best Engines” awards for 2006 demonstrate U.S. auto consumers still can have it all: many of the winning engines highlight sophisticated new technology that generates exhilarating performance – but also improves fuel economy. The 2006 list marks the 12th year

PERA’S Core Corner: Understanding Chrysler’s Next Generation Controllers

Being one of the “Baby Boomers,” I find myself at a juncture in my life where, shockingly, I have adopted much of the same mindset that my father had about change: I don’t like it as much as I used to! However, many of the Gen X’ers today will tell you they willingly embrace change

Washington Way: Counterfeit Parts Seem Cheap But Have Very High Cost

Counterfeit motor vehicle parts have a substantial negative impact on vehicle parts suppliers in the United States. Counterfeit parts are ones which bear a registered trademark but were not produced by or under license from the registered trademark owner. Therefore, use of the mark violates the trademark owner’s rights. Not only do counterfeit parts divert

Tech Notes

Engine Builders: A camshaft and lash adjuster design change was made between the 2004 and 2005 Ford 5.4L 3-valve VIN 5 engines. AERA’s Technical Commitee says do not use 2005 model year parts when servicing a 2004 model year or 2004 model year parts for a 2005 model year. If parts are intermixed during a