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Posts By: Cosworth USA


EJ257 testing and validation

Posted by Cosworth USA on Wednesday, August 18, 2010
The Cosworth USA  Dyno is humming with the sound of our Subaru EJ257B (Dual AVCS) engine as we test and validate a few recently developed ...but....yet to be announced performance parts. For maximum reliable performance, we run our prototype components through a range of tests for selected periods of time. During the testing and validation phase of product development, data is gathered and reviewed to ensure the products meet our strict quality standards. Testing and validations is carried out on one of our two test cells that are equipped with a wide array of data logging and monitoring capabilities.



Our USA facility  is equipped with two Froude Water Brake Engine test cells with the following specifications.

 Cosworth USA Engine Test Cell Specifications
  • RPM and Torque Capabilities
  • Maximum RPM: 16,000
  • Maximum Torque: 1000
  • Maximum Power: 1000 hp
Test Cell Layout
Our test cells are designed to allow for ample work and engine installation space.
Exhaust ducting on both sides of the test bed allow easy adaptation to most exhaust systems.
Engine air inlet comes from either outside the cell or is controlled via a combustion air conditioner capable of supplying up to 1000 cfm at the below tolerances:
  • Temperature: +/- 2 degrees F
  • Dew point: 0 - +15 degrees F dew point above atmospheric
  • Pressure: +/- 0.02 inHg
Data Acquisition / Control System
The main data acquisition and dyno control system is a CP Cadet V12 test bed controller. This system is capable of 512 inputs / outputs with 16 PID controls and is fully programmable via VB6.

Control systems abilities include:
  • Inside cell sensor and thermocouple connection box for ease of installation.
  • Electronic closed loop throttle controller.
  • Automated testing, step tests and transient testing can be performed (non motoring). Simple transient test creation via Excel.
  • Endurance tests or race track simulations can be performed.
  • Safety limits: Limits can be linked to measured channels to allow a warning to the operator or to even shut the engine down.
  • Oil and water temperatures are controlled within +/- 2 degrees F.
  • Closed loop intercooler control setup with a heat exchanger capable of 1500 hp.
  • 16 PID controls can operate anything that will allow either a 0-5 volt or 0-20mA input.
  • Cadet V12 has a VB6 background that allows for a highly adaptive environment.
  • An endless amount of automation or calculations can be performed.
Secondary data acquisition system from Pi electronics is capable of input from  40 analogue channels, 10 digital channels and can decode serial and CAN streams. This system has engine speed and torque directly input via the CP system.

Instrumentation and Controls


Engine inlet air temperature instrumentation and control

Instrumentation:
  • Temperature
  • Dew point or humidity %
  • Barometric pressure
  • Airflow ( 0-1000 cfm)
Control tolerances:
  • Temperature +/- 2 degrees F
  • Dew point +/- 2 degrees F
  • Pressure +/- 0.02 inHg
Engine coolant / engine oil instrumentation and control Instrumentation:
  • Temperature into engine
  • Temperature out of engine
  • Pressure into engine
  • Pressure out of engine
  • Flow (0-50 gpm oil / 0-200 gpm water)
  • Water temperature into and out of heat exchangers
Control tolerances:
  • Temperature +/- 2 degrees F
Miscellaneous Instrumentation:
  • Engine speed (500-16500 RPM)
  • Torque (5-1000 lbft)
  • Fuel flow (0-3 gpm)
  • Engine blow-by (0-20 cfm)
  • Battery volts
  • Alternator amperage
  • 8 spare UEGO's
  •  7 spare 0-147.65 inHg absolute inputs
  •  3 spare 22.3-52.7 inHg absolute inputs
  • 7 spare 0-217.5 psi gauge inputs
  • 16 spare 72- 2200 degrees F "K" type thermocouple inputs
  • 4 spare 0-500 degrees F temperature inputs
  • 12 spare -10-10 volt or 0-20 mA inputs
  • 1 spare frequency input
  • 19 spare digital inputs
  •  5 spare 0-5 volt or 0-20 mA outputs
  • 10 spare PID controls (for use with spare voltage or current outputs)
  • 1 spare shaft speed sensor (up to 200,000 rpm)
* Other instrumentation can be added upon request.


Cosworth Cylinder Head soon to be released for the 2009-2010 Honda CRF450R.

Posted by Cosworth USA on Friday, July 02, 2010








GST Motorsports Subaru Impreza L gets a low boost dyno tune for the 2010 season

Posted by Cosworth USA on Wednesday, February 24, 2010
Pulled from Nasioc.com, posted by GST's Mike Warfield.

"We used to have a decent drop off of TQ from about 6500rpm before we switched to the Cosworth intake manifold. When we switched we picked up a ton of top end and lost nothing at all down low.

I honestly suspect when Cosworth designed that piece they really put some work into it working with not only a decent sized turbo (makes sense not like you need a intake manifold upgrade for a TD04) and their cam/head package.

Heads: Cosworth CNC ported heads with Cosworth +1mm valves and valvetrain, Cosworth cams (Standard off the shelf USDM specs)


Mike
"


Click on the graph below for more details.

Sierra Sierra Enterprise Evo 8 in car video

Posted by Cosworth USA on Friday, January 15, 2010
Three qualifying laps @ Auto Club Speedway for Redline Time Attack 11/15/09 with David Empringham driving the Sierra Sierra Enterprise Evo 8.  Full Cosworth long block utilizing off the shelf components.  In car footage courtesy of SSE.



Sierra Sierra Enterprise win at Super Lap Battle with Cosworth!

Posted by Cosworth USA on Thursday, November 12, 2009
The final round of the Super Lap Battle Time Attack Series http://superlapbattle.com/ was held at Button Willow Raceway on November 11th.

The Sierra Sierra Enterprise, Cosworth Powered Mitsubishi Evolution 8 was the overall winner with a fast lap of 1.45.061. This was the first overall victory for the team after a long development cycle. Needless to say, the team owner Dennis Kottke was very pleased with the results and the effort of Cosworth.

The SSE Mitsubishi EVO 8 features a full suite of Cosworth Products including a 2.2L Engine assembly, Pectel Engine Controls and an Omega Dash.



www.cosworthusa.com
http://superlapbattle.com/blog/results-from-the-super-lap-battle-finals-2009/




Spyshots of new Cosworth products!!

Posted by Cosworth USA on Thursday, October 15, 2009
Our prototype Evo X manifold is in the testing phase. Larger plenum volume and larger tapered runners with airhorn inlets.  Stock throttle body location.

TGV deletes are almost ready for release.

New thermal polymer intake manifold gaskets.
Applications:
Subaru EJ25 2004+
Mitsubishi 4G63 Evo 4-9
Mitsubishi 4B11T Evolution X
Nissan VQ35DE
Nissan VR38DETT
Nissan VHR37DE
Toyota 2ZZ-GE



NEW COSWORTH GEAR!!

Posted by Cosworth USA on Thursday, October 01, 2009
New t-shirts designs to add to our collection!  Click on the shirts for more info and to purchase.



Also check out our new baseball caps. Click on the flyer to view our web store.



2009 SEMA Showcase Motorcycle

Posted by Cosworth USA on Thursday, September 10, 2009
With our new motorcycle piston lineup release, we wanted to showcase our products at SEMA this year. Luckily for us Ronnie Aycock of R&D Graphics and Design lent us his Honda CRF450R which he vinyl wrapped in a Cosworth scheme. We had the engine rebuilt with our piston set and the bike put back together with a host of parts from other companies that wanted to support us.

Ryan Burke over at Works Connections has a lot of parts for the Honda bike so he kicked down new levers, an engine and caliper guards, axle blocks, and other accessories. Don Emler and Danny Laporte of FMF Racing hooked us up with their beautiful titanium exhaust and header. SDG USA provided the new custom seat. The gorgoeus spoke wheels were made for us from DNA Specialty and tires were mounted by MC Tire Works.

Also come  check out our booth at the upcoming Sand Sports Super Show.
http://www.sandsportssupershow.com/index.asp








Links:
http://www.worksconnection.com/
http://www.fmfracing.com/
http://trydna.com/
http://www.sdgusa.com/




Cosworth CNC Cylinder Head power gains.

Posted by Cosworth USA on Thursday, September 03, 2009
We received some interesting info from one of our dealers

Mitch over at Vivid Racing / VE Engineering recently tuned a highly modified Evo 8. The engine was upgraded with our CNC ported big valve cylinder heads and M2 grind cams. The turbo was swapped from a GT35R to a slightly larger GT3586. The car made some good power on C16 with the initial setup, but the gains with the new setup tuned on E85 were amazing. Mitch stated there was still room for more power, as the GT3586 setup is running less boost. Check out the dyno graph below.



2008 STI Cosworth build at HB Speed

Posted by Cosworth USA on Friday, August 28, 2009

HB Speed is a Cosworth dealer with the staff and ability to do extensive installs on Subaru, Mitsubishi, Nissan vehicles and more. They are also a dealer / tuner for our EC Pro ecu, the most powerful commercially-available standalone on the market today.


They recently worked on a customer vehicle, an 2008 Subaru STI. He was looking to bump up the power quite a bit with a large turbo, so they recommended him upgrading the engine first. With their experienced technicians, they easily swapped in a Cosworth EJ257 longblock and snapped some shots in the process.


The Cosworth longblock uses brand new OEM block cases and cylinder head forgings. This longblock is a 2008 STI specific application as the oil pump and cylinder heads are differently from the 07 and earlier models. HB Speed also upgraded the factory intake manifold to a Cosworth higher volume inlet manifold which is compatible with the factory accessories.


Future upgrades include a larger turbo and our EC Pro to handle the calibration requirements for big power and OEM drivability.


For more pictures on the install go to:
Cosworth Facebook Page 08 STI Build


Links:

www.hbspeed.com

EC Pro Info



Press Release from AQ Motorsports/HarmanMotive

Posted by Cosworth USA on Wednesday, August 05, 2009
JC Meynet and the AQ Motorsports/HarmanMotive Team went racing this past weekend. They had some great results while utilizing a Cosworth 2.6 stroker longblock assembly in their STI.

Here is the press release that we received today:


Sunday August 2 2009 California Speedway, Fontana CA, Superlap Battle/NASAcompetition
In a typically hot SoCal summer day in Fontana, the team of JC Meynet and AQ Motorsports/HarmanMotive enjoyed another successful day of racing.

The team decided to race this event in order to do some testing of new modifications to the car and to prepare for the Redline Time Attack finals in November. This would be our only summer time race until the season gets busy for us again in the Fall.

Our day started off with a modest run in the first session where we managed a 1:47 flat in traffic (beating the old track record of 1:47.6) We then went out in the 2nd session with clear track and did a 1:44.6 on our well used tires that had already won 2 events for us. Unfortunately, another competitor in a well built Corvette had dropped the track record to a 1:44.3! The previous record holder was racing too and improved on his own best time with a 1:45.6 but it was not enough to preserve his record.

With the day getting hotter (track surface temps were approaching 130) we got ready for our 3rd session. After a few chassis and driver "adjustments", we headed out with some fresh tires. We managed to click off a 1:43.5 in our 1st lap, easily securing the TTU/SLB win and track record. We pulled into the pits so that our time would stand (our times would be eliminated if we put 4 wheels off course during the session so we elected to pull in order to preserve our times).
We are very happy with our car's performance, especially after all the heat issues we have had this year. We even upped our trap speed to just over 170mph from just under 160mph last year with the same power level through better corner exit speed and cleaner yet more effective aero. We also are using a data acquisition system that has really helped JC analyze and adjust his driving in ways not possible otherwise as well as being able to monitor the changes and improvements we make to the car.

The net result of our race is a new NASA TTU track record and win along with the Superlap Battle track record and win (this was a event within an event).

Our next race will be at Spring Mountain in Pahrump (near Las Vegas) in late September where we already have wins and 2 track records.

Check out this video from Willow Springs. Look for a sliding JC at the 2:07 mark.
http://speedhunters.com/archive/2009/08/04/video-gt-gt-desert-attack.aspx

Thank you to everyone who gives so much of their time and effort into our program as well as our sponsors:

Redline Time Attack

Posted by Cosworth USA on Thursday, June 04, 2009

The Redline Time attack was held at Willow Springs this weekend (May 30/31). There were many Cosworth customers racing at the event including the new Sierra Sierra Enterprises Mitsubishi EVO 8. The SSE team is new to time attack but not new to racing. They have participated in open wheel racing for many years with great success. Team owner Dennis Kottke is a serious racer and his team has prepared one of the most serious time attack cars out there. Since the team was familiar with Cosworth powered cars from their open wheels days, they asked us to build a reliable, race winning engine for the EVO. Using our proven 2.2L short block and CNC Ported Big Valve Cylinder Head with M3 Cams, our talented team at Cosworth assembled a powerful 4G63 for the car.


The SSE EVO8 features many custom parts and carbon fiber components along with high level electronics from Cosworth.



We are also pleased to be working with the Fontana Nissan Team and their 350Z . Fontana Nissan runs a first class operation and has one of the nicest cars out there. This was their first event using the new Cosworth 3.8L stroker kit. The car was fast and relaible all weekend long and we look forward to seeing the car at future events. Fontana Nissan is also starting a high performance division that will soon offer Cosworth performance parts.

Check them out!




Cosworth YB engine

Posted by Cosworth USA on Wednesday, September 24, 2008

The Cosworth YB 2.0L Turbocharged engine was launched during 1986 in the 3 door Ford Sierra Cosworth. For the time, it was a potent track weapon with 204bhp and a big front mounted intercooler. The infamous RS500 version of the same car followed in 1987 with 225bhp, a bigger Garret T4 turbo, eight injectors (only four connected) and an engine designation of YBD. The RS500 dominated the touring car world for several years.



In 1988-89, Ford Launched the Sapphire, with a 4x4 version being produced from 1990-92. The Famous Escort Cosworth was launched in 1992 with four wheel drive and was available until 1996. During that period, the Escort conquered the World Rally Series.

The YB series engine was recognized as a excellent platform for various forms of racing in both forced induction and normally aspirated configurations.




Today, the YB remains popular for both historic racing as well as engine conversions in Ford Escorts and can be found from Sweden to the Island of Malta in competition use.
Cosworth continues to supply components for the YB including a newly developed light weight alloy block and forthcoming cylinder head. For more information please contact us at mailto:historicparts@cosworth.com




Cosworth powered World Junior Formula Car

Posted by Cosworth USA on Tuesday, April 29, 2008
On 25th April Lola's B08/20 'World Junior Formula Car' shook down for the first time at Snetterton race track.. The chassis, based around their Formula 3 design, is targetted at race driving schools and 'experience' centres. In keeping with these requirements the car has additional features such as a widened cockpit (to accept the more generously proportioned driver!) and a pneumatic semi-automatic paddleshift system. The demonstrator car is built around Cosworth's 2.0L Duratec engine family, which is available in 205bhp, 225bhp and 255bhp guises. The slicks and wings configuration together with a complete weight of around 550kg results in a very spirited driving package, particularly when considering that in Formula 3 specification the engines are restricted to around 200bhp. The shakedown (in the hands of current F3 driver Charlie Hollings) was a complete success, with the Cosworth engine once again performing strongly and without issue. Lola is now preparing the 'World Junior Formula Car' in order to demonstrate it to potential customers. Promotion of the car will be alongside the trackday and driving school variant of their two seater B07/90 Sports 2000 chassis, which is also powered by the same family of Cosworth engines.





Cosworth Crankshafts

Posted by Cosworth USA on Wednesday, April 16, 2008

Cosworth has been manufacturing motorsport grade engine components for 50 years. Very few companies can make the same claim and those 50 years of knowledge translate into experience producing in some of the finest components available for your engine including our crankshafts. Cosworth billet steel crankshafts are manufactured at our factory in Northampton UK. Machined from a solid piece of EN40B steel, hardened, precision ground and then Superfinshed for maximum performance each Cosworth crankshaft goes through the same manufacturing process as a Formula One crankshaft.

                                 

Crankshafts such as our Mitsubishi EVO 94mm stroker version (above) are designed in house using the latest CAD programs to ensure the strongest , lightest specification possible.

                                 

Factory 12 in Northampton England. Components for some of the most powerful engines in racing are manufactured here.

                                  

This crankshaft has had the main bearing journals rough machined. The rod journals have yet to be machined. This is very time consuming process.

                                    

The same style crankshaft  goes through the next machining process completing the final shape.

                                    

The finished Subaru crankshaft shows the detail and care that goes into each Cosworth crankshaft. Quality materials, precision design and manufacturing ensure maximum reliable performance.


Cosworth VQ35 test

Posted by Cosworth USA on Wednesday, April 16, 2008

Cosworth continues to develop high performance engine components for the Nissan VQ35.
Currently, we are testing a range of camshafts for normally aspirated performance. The engine was configured with our CNC ported Big Valve heads, 11:1CR pistons and Intake manifold producing approx 370hp at 7200rpm. Check it out the actual dyno run video below.


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