Racing Blog
Project and Technical Write ups for BMW and Porsche.
E46 M3 SMG to Manual Conversion
The E46 M3 had a couple major issues, one of the lesser ones is the SMG gearbox. The hydraulic pump often fails resulting in a costly repair. If this happens to a car you own it often make sense to convert the car to a manual rather than fix the SMG unit. Or there is…
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LN Engineering IMS Bearing Retrofit Installation Services for Porsche 996 and 997
The intermediate shaft has been used on all Porsche engines since 1965. The intermediate shaft drives the camshafts indirectly off of the crankshaft. This allows the speed of the chains to be reduced and thereby extend chain life. This Porsche design has been common to all aircooled six-cylinder Mezger engine until 1998. The IMS is also…
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BMW E60 E61 M5 and E63 E64 M6 Rod Bearing Replacement and Inspection Service
Here at Lang Racing we’ve grown accustomed to the intense maintenance that BMW Motorsport engines require. The rod bearings on the S85 engines don’t seem to last anywhere near as long as they do on the standard 5 or 6 series engines. Since the labor is straightforward to replace the rod bearings on this V10 we have…
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BMW E90 E92 and E93 M3 S65 Rod Bearing Replacement and Inspection Service
We’ve come to expect BMW Motorsport engines to be engineered to require some pretty intensive maintenance. The rod bearings on the S65 engines don’t seem to last anywhere near as long as they do on the standard 3 series engines. Since the labor is straightforward to replace the rod bearings on this V8 we have…
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Walnut Blasting Carbon Cleaning Service for BMW N54 N55 M57 Engines – 335i – 135i – 335D – X5 35D – 535i
Why Does This Happen? Modern BMW engines now feature direct injection,which offers advantages in fuel consumption efficiency as compared to conventional port fuel injection. The N54, N55 engine of the 335i, 135i, and 535i are all direct injection; this means in particular that the fuel is injected directly into the combustion chamber of each cylinder and…
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Beisan Systems S54 VANOS Repair and Maintenance
We’ve been doing maintenance on the S54 VANOS system for quite a few years now so we’ve seen the different ways in which these systems can fail. We thought we would take some time to illustrate what we do at the shop to go through the VANOS system and take care of other maintenance and…
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E46 M3 with CSL Airbox and Flapper Run by AEM Infinity and Motec DHB
We had a customer come to us with the idea of adding a CSL airbox to his car and having a functional OEM flapper box. This flap opens up during the middle of the RPM range on the european CSL to increase air flow only when needed. This reduces some intake noise at low rpm…
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2014 25 Hours of Thunderhill Recap
Competing in the 25 Hours of Thunderhill race has been our major goal for all of 2014. We knew going in that we were going to be up against teams that were faster, more heavily funded, and had larger crews than we did. Midway through the year we decided we wanted to compete in ES rather…
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E46 Race Car Aerodynamics Setup Now Available
We’ve developed a complete aerodynamics package for the E46 which is finally perfected and available for sale. Our package can be tailored to include all of or just individual parts of the following complete carbon fiber parts: One Piece Flat Underbody and Diffuser Splitter Rear Wing Contact Us for Pricing, all parts are custom made…
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