Racing Blog

Project and Technical Write ups for BMW and Porsche.

AST Releases The New 4150 Suspension Upgrade

By Andrew Lang | Dec 28, 2012

All New AST 4150 Damper AST is now releasing its update to the 4100 series damper; the AST 4150 Series Damper. The 4150 design builds on the basic architecture and market success of the AST 4100 series monotube single adjustable damper, and brings experience learned in the recent wins in GRAND-AM Continental Tire Sports Car Challenge,…

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Installing AIM MXL Pista Datalogger on a SPEC 944 Race Car or Other Motronic ECU

By Andrew Lang | Dec 15, 2012

We recently finished building our 944 project car that we’ve had on the back burner for over a year. The push to finally complete this project was to compete with this car in a 14 hour endurance race at Chuckwalla in December. Our biggest focus for a race like this, and any of the other…

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BMW Race Car Aerodynamics Part 2: Dive Planes, Canards, and Side Skirts

By Andrew Lang | Nov 24, 2012

Continuing our aerodynamic discussion on BMW race cars we’ll continue discussing the front of the car moving backwards. Last time we went through some of the key design principles involved in creating an efficient splitter and front air dam. A natural continuation of that discussion moves us straight to dive planes or canards. Dive planes…

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BMW Race Car Aerodynamics Part 1: Practical Splitter and Air Dam Design

By Andrew Lang | Nov 1, 2012

As the novice racer attempts to make their time attack or race car faster there tends to be a learning curve. The intent of these articles is to help the track day enthusiast or amateur racer avoid some of the common mistakes while giving general guidelines that have been proven to work for our team.…

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Rear Shock Mount Reinforcement and Strut Tower for True Rear Coil Over on BMW E46 M3

By Andrew Lang | Sep 5, 2012

We recently had a customer who was running the Intraxx true real coil over on the E46 M3 and wanted to have the rear shock towers reinforced along with a rear strut brace welded in. Here’s what we thought was best. The design is a compromise as the owner doesn’t have a roll cage (which…

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Lang Racing Takes 3rd at WERC Round 4 at Buttonwillow

By Andrew Lang | Jul 1, 2012

With our best finish this year we were happy to take third place at the night Enduro at Buttonwillow this June. Although we were a bit slower lap per lap than the top two finishers we still managed to beat a majority of our class and finish 3rd in the very competitive E0 class and…

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Photos from Buttonwillow April Event

By Andrew Lang | May 4, 2012

We had a short weekend at Buttonwillow following an engine failure due to oil pressure loss but we did manage to get some good photos of the car. While in the process of building our new high compression race motor we wanted to share some photos of some of the dramatic changes the car has…

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