Performance Tool Box for Carbureted Engines – Tools of the Trade

by | Jul 2014 | 1 comment

Having the right tools in your tool box makes it possible to unlock all the power and driveability that was built into the engine you are tuning.
One of the questions we always ponder: Is tuning an engine for maximum performance and/or fuel efficienc...

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Mercedes-Benz Direct Fuel Injection

Mercedes-Benz Direct Fuel Injection

Unlocking the Mysteries Behind Gasoline and Diesel Piezoelectric Injectors I recently read David McCullough’s book The Wright Brothers about their work as pioneers of aviation. One interesting fact was that they built their own engines, and the very first engine they...

read more
Two Vexing Volvos Violate Validated Valvetrain Viewpoints

Two Vexing Volvos Violate Validated Valvetrain Viewpoints

We can get lost very quickly if we are not savvy to the fact that the engine is the actual modulator for the computer controlling it. Wow. Sometimes in the world of diagnostics, we run into some extremely hard to solve technical problems. Most of the time these days,...

read more

1 Comment

  1. just_plain_yogurt

    This info may be useful to hot rodders. It is useless to experienced professionals. We already know this stuff.

    This sentence irked me:

    >An idle and cruise mixture of 14.1 to 13.4 to 1 air/fuel mixture (1% to 3% CO).

    Any car built after 1975 needs to have a 1.2% or lower CO reading in order to pass emissions in my state. Also, pretty much any street legal car that’s spewing 3% CO at idle is in a poor state of tune.

Submit a Comment

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Mercedes-Benz Direct Fuel Injection

Mercedes-Benz Direct Fuel Injection

Unlocking the Mysteries Behind Gasoline and Diesel Piezoelectric Injectors I recently read David McCullough’s book The Wright Brothers about their work as pioneers of aviation. One interesting fact was that they built their own engines, and the very first engine they...

read more
Two Vexing Volvos Violate Validated Valvetrain Viewpoints

Two Vexing Volvos Violate Validated Valvetrain Viewpoints

We can get lost very quickly if we are not savvy to the fact that the engine is the actual modulator for the computer controlling it. Wow. Sometimes in the world of diagnostics, we run into some extremely hard to solve technical problems. Most of the time these days,...

read more

1 Comment

  1. just_plain_yogurt

    This info may be useful to hot rodders. It is useless to experienced professionals. We already know this stuff.

    This sentence irked me:

    >An idle and cruise mixture of 14.1 to 13.4 to 1 air/fuel mixture (1% to 3% CO).

    Any car built after 1975 needs to have a 1.2% or lower CO reading in order to pass emissions in my state. Also, pretty much any street legal car that’s spewing 3% CO at idle is in a poor state of tune.

Submit a Comment