To Dyno or Not To Dyno…That is the Question
The word dynamometer is defined in the dictionary as: Dynamometer (Dy – Na –mom – e – ter) – any number of devices for force measurement or measurement of mechanical power. The word comes from the Greek (dunamis – force) + (metron – measurement) and dynamometers might seem more like Greek than anything else until
Stroker Tips from the Pros
Engine Builder’s Stroker Motor Resource Guide has become an annual feature. Last year this publication ran an introductory story about increasing your business with the growing demand for stroker engines. It was focused on popular O.E. and aftermarket-based engine combinations, and covered the basic dos and don’ts of building a stroker motor. We are fully
Stroker Tips from the Pros
Engine Builder’s Stroker Motor Resource Guide has become an annualfeature. Last year this publication ran an introductory story aboutincreasing your business with the growing demand for stroker engines.It was focused on popular O.E. and aftermarket-based enginecombinations, and covered the basic dos and don’ts of building astroker motor. We are fully aware that the “bread and
Alcohol: It
Article by Norm Brandes and Keith McCord Ethanol, or moonshine whiskey has been used as either fuel or liquor since the mid-15th century. The very first patented internal combustion engine was invented by Samuel Morey back in 1826 and ran on a mixture of ethanol, alcohol and turpentine. Fast forward to 1861 where German inventor
Carburetor Tuning For Performance and Restorations
The modern “square” design of Holley carburetors was popularly introduced during the late 1950s. Because this style of Holley carburetor featured a simple, modular design with interchangeable parts and a great degree of adjustability, it immediately found favor with performance enthusiasts. We’ll use the Holley 4150-series carburetors to illustrate how to select, assemble, adjust and
From Block Work to Manufacturing – CNC Machines Wear Many Hats
From a shop owner’s perspective, a good employee is one who’s never late, is extremely productive and never asks for a raise. Enter the perfect employee: the multi-purpose computer numeric controlled (CNC) machine center can do the work of several employees and never complain about it. There is no doubt that today’s machine shops must
Performance Notes: EFI Now ‘Doable’ For Every Hot Rodder And Engine Builder
[email protected] It is rare that a new product comes along that redefines a category and a market. Take Apple’s iPod for example. Digital downloading and music file sharing was becoming popular, but a portable device to take your downloaded music with you was needed. Apple’s iPod did just that. Now it’s nearly impossible to go
Performance Valves
The power that an engine produces depends to a large extent on how much air it flows. The larger the engine’s displacement in cubic inches, the more air it pumps with every stroke and the more horsepower it makes. Rpms also make power. In theory, doubling the engine’s speed doubles its power output. Rev an
Data Acquisition Systems and Engine Controllers
Motorsports in general and Formula One in particular is the leading edge (or bleeding edge, depending on how you look at it) of development of these electronic systems. With carburetors looking more and more like dinosaurs compared to modern electronically controlled engine management systems, engine builders – especially those building performance engines – must become
Common Technologies, Uncommon Fuels, New Challenges
There is a “shade tree law” from the 1970s that states that computing capacity doubles every few years. In fact, computing capacity for the size of the computer or device has outstripped that by several orders of magnitude in the last five years. As evidence of that, we now see cell phones that were only
Putting the ‘Power’ in Powersports
Performing rebuilds and other machine services on ATVs, personal watercraft (PWC) and snowmobile engines may provide your shop with a little added boost during a down period without having to retool your entire shop. However, to make the most of the opportunity, you should know what type of market you can serve best – ATV,
The Constant of Change
Although "change" is a frightening word to many people, reasons Yamato Engine Specialists’ Asiff Dhanani, there’s simply no point in questioning it. Of all the "sure things" in business, the only certainty is that situations definitely change. Dhanani, incoming president of PERA explains that the change in this industry is not new. Things have been
Rebuilding the New Chevy 262
This enabled GM to shorten the development process dramatically because it was able to adapt a proven design. But it also allowed it to share a lot of the existing tooling from the V8 production lines so the engines could be on the road sooner. The original 200 V6 that came out in 1978 was
Jobber Rebuilt Small Parts Report
Most rebuilders will tell you that the markethas never been more competitive than it is today. Many will alsotell you that the past 12-18 months have been difficult in termsof maintaining their sales levels of rebuilt units. However, although total units sold may be downindustry wide, according to a recent survey of 1,000 jobbers acrossthe
Performance Marine Engines – Meeting Customer Expectations
Life is a series of compromises. Human relations almost alwaysinvolves compromises of some sort. You want Chinese for dinner,she wants Italian; something has to give. Even if you go yourseparate ways, it’s a compromise and a decision to not dine together. Believe it or not, it’s the same with machinery. Any exercisein design is a
Power Investments, Inc.: Building An Empire In The Rebuilding Industry
Mike Jarvis, 53, president of Power Investments,Inc., is quietly building an empire in the rebuilding industry.If you want proof, just take a look at his frequent flyer miles(he’s averaged about 2,500 business miles per week over the pastfour years), and the fact that company growth has averaged between12-18% per year, mostly through acquisitions, since 1983.
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
Rebuilt Market Reviews – Cores Market: The Perfect Example Of Supply And Demand
In some businesses, the classic law of supply and demand is hard to identify. But that’s not the case in the core business. “The core market is the perfect example of supply and demand,” comments John Lathan, plant engineer at The Hastings Co., a rebuilder in King, NC. “When one company is looking for a