The Smooth Science of Cylinder Honing
The basics of honing cylinder blocks hasn’t changed much in recent years, but what has changed are the type of abrasives being used by many engine builders. Silicon carbide and aluminum oxide honing stones of various grits have long been used in power honing machines and portable hones to finish cylinder bores. These types
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
Dirt Track Dollars In the Shop and On the Track With Malcuit Racing Engines
It’s sometimes said that racers have motor oil or high octane racing fuel in their blood. Fearless drivers are accused of having ice-water running through their veins. For Strasburg, OH’s Brad Malcuit, the most likely ingredient pumping through his bloodstream is dirt, a fact he’ll happily attribute to family heritage. Malcuit is owner of Malcuit’s
Rebuilding The Ford 3.8L Engine
They needed an economy engine that would fit in their new cars, and they needed it fast. They had a couple of old inline sixes and a small German V6, but none of them were designed for fuel economy or the coming emissions standards, and the 250 cid engine was so tall that it wouldn’t
Rebuilding The GM Quad 4
The Quad 4 had four valves per cylinder, tuned intake and exhaust manifolds, no distributor, no plug wires, lightweight rods and pistons to reduce shaking forces, and a crank with eight counterweights that was designed to reduce noise, vibration and harshness (NVH) and bearing wear. It didn’t have an A.I.R. pump or an EGR system,
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
Updating The Asian Import Engine Market: The Learning Curve For Part Identification
"The learning curve for part identificationis awesome" says Bob Gibson as he describes the difficultiesof imported engine core identification. As vice president forsales and marketing at Engine Masters, Inc., a Dallas, TX, productionengine rebuilder, Gibson knows that the demand for import enginerebuilding is growing, and that he’ll do what it takes to be apart of
Building Horsepower Through Dyno Testing
Pick up a copy of any racing-oriented automotive publication andas you thumb through its pages you’ll notice a smorgasbord ofads from engine builders. Most of them will have an assortmentof horsepower figures large enough to rival the national debt. Of course, all the numbers are suspect because, in most cases,they were obtained on the advertisers’
Extending Hd Clutch Life: Proper Analysis Is Critical For Evaluation Of Manufacturing Process Control
Proper analysis of failed clutch componentsis critical for evaluation of manufacturing process control, productlife expectancy and warranty analysis. Rebuilt products whichare application and installer sensitive are easily blamed forfailures which may actually be the result of an installation error,poor maintenance procedures, or an improper application identification. In the evaluation of failed heavy duty clutches,the majority
Rebuilding The Chrysler Engine Family
Much of the information used to write thisarticle was provided by Bruce Chapman, president, and the employeesof Ontario Reman, Etobicoke, Ontario, Canada. Ontario Reman isan authorized Chrysler engine rebuilder selling remanufacturedengines and small parts to Canadian Chrysler dealers. We thankthem! Chrysler introduced a whole new family of 60degree V6 engines beginning with the 3.3L OHV
Letters: Test Data For Failing Rectifiers Requested
The article by Donald Yuhas, “Dissecting CS-130 Diode Failure,” in the May, 1996 issue of Automotive Rebuilder gave electrical rebuilders insights into the ways that diodes can fail. The author concluded that high “current pulse” technology is needed for successful screening-out of diodes that will likely fail in the vehicle.While I share that conclusion, the