fuel injectors Archives

Project GD STI, Installing an Upgraded Precision Ball Bearing Drop In Turbo and Larger Injector Dynamics Injectors

Posted on June 4, 2023June 4, 2023
byMike Kojima

In our previous article, we had gotten a new Precision Turbo ball bearing center section drop in factory replacement turbo to replace our previous turbo that was choking our engine…

View Post

Project GD STI, Improving the Powerband with Precision Turbo and Injector Dynamics

Posted on January 2, 2023February 9, 2023
byMike Kojima

Previously we had dyno tested and tuned Project STI at Church Automotive testing. Although our car made a pretty impressive 501 whp and 487 lb/ft of torque our power peaked…

View Post

Project GD Subaru STI, High Power Fuel System Upgrades!

Posted on October 3, 2021
byMike Kojima

When last tuning our STI with Cobb’s flex-fuel system, we had maxed out our Mass Air Flow Meter, fuel pump and had our injectors going at the maximum duty cycle…

View Post

Tech

Building the Nissan VQ37VHR part 3

Posted on July 5, 2020July 30, 2020
byMike Kojima

In our last segment of building the ultimate NA VQ37VHR, we assembled the long block of our engine. Now its ready to drop into the 370Z chassis. We had a…

View Post

Fueling the VQ37VHR for Boost

Posted on March 17, 2020March 24, 2020
byAaron LaBeau

Fueling for Boost Upgrading the fueling system for our G37 ended up being more complicated than we expected. For lower power forced induction projects, bigger injectors and a higher…

View Post

Getting the Most From 91 Octane Pump Gas with a Honda K Motor, Part Two

Posted on November 24, 2019November 10, 2020
byMike Kojima

In our last article, we discussed the modifications needed to the bottom end on our super pump gas Honda K series engine to get it up to snuff. Now we…

View Post

Getting More Power From the 4G63 With Link Engine Managment

Posted on October 13, 2019December 9, 2019
byMike Kojima

Photography by Vincent Soto Now that we have accumulated all of the cool parts for our Project Evo IX it is time to start getting it all together to integrate…

View Post

Getting More From the 4G63, Project Evo IX

Posted on January 30, 2019October 10, 2019
byMike Kojima

After sitting for several years, we are getting off of our asses and are working on getting a decent bump in power on Project Mitsubishi Evo IX. In our last…

View Post

Giving the LS3 More Power With Comp Cams and FAST!

Posted on July 30, 2018July 31, 2018
byMike Kojima

If you have been a long time reader of MotoIQ, you probably know of our Social Media Manager, Rathyna Gomer’s LS-powered 350Z drift car. Rathyna is known around here to…

View Post

Supercharging the Nissan VQ35DE with Vortech!

Posted on September 15, 2015July 2, 2018
byMike Kojima

Supercharging the Nissan VQ35DE with Vortech! by Mike Kojima The Nissan VQ35DE in all of its variations is one of the best six cylinders on the market, light compact and…

View Post

Project GD STI – Improving the Fuel System with Injector Dynamics and Other Details

Posted on December 9, 2012May 20, 2019
byMike Kojima

Project GD STI – Improving the Fuel System with Injector Dynamics and Other Details By Mike Kojima When we had last left off on Project STI’s engine, we had just…