“Heading” In The Right Direction: Heads Are A Hot Commodity These Days
Heads are a hot commodity these days, but itdepends on the application. Some heads like those for Chevy 350and Chrysler 2.2L/2.5L engines are always in demand, but pricesare low because of the glut of cores that are available for theseengines. Even so, anybody who’s selling heads these days has tohave them. The hot heads are
Steering A Course Through The Rack Wars: Today’s Market For Remanufactured Rack-And-Pinion
Is today’s market for remanufactured rack-and-pinionsteering units meandering through the doldrums of a mature aftermarket,or is it heading in a new direction that may soon create new opportunitiesfor rebuilders? Some say the worst is behind them. They sayrack prices have bottomed out, competition has leveled off, anda growing number of retailers have come to realize
Cleaning With Jet Spray Washers: Replacing Solvent Cleaning Processes With Aqueous Cleaning.
As more environmental regulations phase outmany chlorinated solvents and ozone depleting chemicals, manyautomotive machine shops and engine rebuilding operations arereplacing their solvent cleaning processes with aqueous cleaning.Some argue that while replacement chemicals have been found, theirtotal safety and part cleaning applicability has not been researchedenough. According to many rebuilders and equipment makers, developmentsin aqueous cleaning
1997 Shop Kinks
Machine shops and custom engine rebuilders are, and always havebeen, a resourceful group. Our industry was founded on the principalof bringing component parts from a condition of disrepair to onethat offers equivalent performance to that of a new part. Rebuilt engines offer cost savings and performance benefits thatcan not be found with any other products,
Valvetrains: Better Materials & Design
Pushrods would seem to be an endangered species these days, atleast as far as most new engine designs are concerned. The onlybrand new engines built in recent years with a pushrod valvetrainhave been Chrysler’s 8.0L V10 for the Viper and Dodge Ram, andGeneral Motors new "LS1" 5.7L small block V8. All therest have either been
Ensuring Bearing Life: Crankshaft Bearings Are Always Replaced When Rebuilding An Engine
Crankshaft bearings are always replaced when rebuilding an engine because they’re a wear component. Heat, pressure, chemical attack, abrasion and loss of lubrication can all contribute to deterioration of the bearings. Consequently, when an engine is rebuilt new bearings are always installed. “Reading” the old bearings can reveal a great deal about conditions that may
Making A Big Splash In The Marine Market
The average individual that would have owned a performance car in the 1960s, and the baby boomers that did, in many cases no longer have a modern affordable toy they can tweak to their own satisfaction. Serious performance today is often available to only a few with large checking accounts or extra good credit, and
Getting A “Good Seat” : The Growth In The Valve Seat Insert Market
The growth in the valve seat insert market can be traced back to the early 1970s when the switch to unleaded fuel took place. Most of the engines in use or that were in core or inventory storage had to have replacement seats inserted in the exhaust side to prevent valve seat recession that occurred when the engines were run
Performance Small Block: Chevy Engines
Small block Chevy engines long ago became mainstays in both thetraditional and high performance marketplace. So many of themhave been rebuilt over the years, and so much has been writtenabout the rebuilding process, it would appear that nothing moreneed be said. But the small block engine has changed over the years and so haveconsumer preferences
Shot Blasting Equipment Maintenance: Simple Does Not Mean Maintenance-Free
The technology of hurling steel or glass shot at more than 100 mph is pretty simple. But in the world of shot blasting machines, simple does not mean maintenance-free. The essence of these machines, no matter what their design, is that clean core parts come at the price of dramatic wear-down of media, as well
Grinding Techniques: In Thousands Of Years, The Basics Of Grinding Haven’t Changed
Grinding is one of the oldest methods known for shaping and sharpening objects. It was first used in prehistoric times to make weapons and other tools by rubbing wood, stones, bones and eventually metal against hard, abrasive rocks. In thousands of years, the basics of grinding haven’t changed. We’re still rubbing an abrasive against metal