Henry P. Olsen, Author at Engine Builder Magazine
‘Fine Tuning’ Your Work: Customer Service After the Build

Customer satisfaction is every bit as important as the quality of your work if you expect to be a successful engine builder. You see, even when you build your customer the perfect engine, your customer must be happy with how their engine performs or your business and reputation will suffer. Far too many good engine

Fuel Feature: Eliminating Poor Throttle Response

Impact of Today’s Gasoline on Carbureted Engines The pump gasoline sold at gas stations around the country has changed quite a bit over the last several decades. The first major change was the removal of lead from the gasoline. The next major change was to reformulate the gasoline to reduce both the evaporative and exhaust

Impact of Today’s Fuels on Carbureted Engines

The pump gasoline sold at gas stations around the country has changed quite a bit over the last several decades. The first major change was the removal of lead from the gasoline. The next major change was to reformulate the gasoline to reduce both the evaporative and exhaust emissions from vehicles. Then, the federal government

HPBG: Engine Builder Fuel Injection Maintenance

The fuel system of a modern computer-controlled fuel injected engine is so reliable that it seems to be almost maintenance free, but these modern fuel injected engines have injectors that become flow restricted or “dirty” with use. This means that if you expect the engine you build to perform like it should, the fuel injectors

Carburetor Tuning: A/F Mixture, Air/Fuel Equation

Now that the ignition spark timing advance curves are optimized for the blend of reformulated and/or oxygenated gasoline your customers are using we will now show you how we use tools such as a 5-gas exhaust analyzer and wideband Lambda air/fuel (A/F) meter to tune the mixture. The Air/Fuel Mixture A lean fuel mixture can

Old Iron: Tuning A Carbureted Engine

Even if you build the perfect engine all your hard work means very little if the customer is not satisfied with how their engine performs. So like it or not, you will have to become involved in engine tuning or at the least provide your customer with tuning guidelines if you want to have a