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How To Service your 2JZ TPS

You finally got your 2JZGTE or 1JZ engine swap into your car and the moment of truth is upon you. You try to crank...

Press Release : New Blackworks Products

Blackworks is one of the import companies out there and continue to push the limit and develop new products for vehicles. And after the...

What is Compression Height

When you are building your project engine, there's a lot of math involved. One of the biggest calculations is compression height. That's especially true when...

How to Read a Turbo Compressor Map (Without Getting Lost)

If you've ever looked at a turbo compressor map and thought it resembled a weather forecast generated by an angry engineer, you're...

How To Identify your B16

Believe it or not, there's still quite a bit of misinformation about the B16A and it's many variants. Many customers are either misinformed or...

How To Test a Honda Accord Alternator

There's quite a few things that can go wrong when it comes to your alternator, from battery failure to sluggish performance. This is why...

How To Reset your G35 ECU

Whether you are trying to clear an engine code the hard way, or reset your closed loop fuel values in your ECU, learning how...
Performance drivetrain gear-ratio calculation showing how engine RPM, transmission ratio, differential gearing and tire diameter determine vehicle speed.

How to Calculate Vehicle Speed by Gear Ratio, Tire Size and RPM

Choosing a transmission based only on horsepower capacity is one of the easiest ways to build a drivetrain that looks fantastic on...