ICONIC bears first fruits with 2012 preliminary engine spec
The days of a single-manufacturer sealed-engine specification in the IZOD IndyCar Series are coming to an end, according to a press release issued by the sanction today.
In what they call "a dramatic change," IndyCar officials have opened up the series' powerplant rules by mandating maximums of six cylinders and 2.4 cubic inches of displacement, as well as a horsepower range of 550-700 hp and turbochargers. All engines will be required to run on ethanol fuel.
This first step was taken on the recommendation of the ICONIC IndyCar Advisory Committee by IndyCar CEO Randy Bernard and is the precursor to the series' new chassis specification, which is expected to be announced prior to June 30 of this year.
The new "open" spec is intended to encourage manufacturer interest by making the IndyCar engines more relevant to existing automaker powerplant technologies. In addition, the series will work with automakers to help incorporate existing and future green initiatives in hybrid technology, energy recovery and fuel conservation.
"Everyone wants to see competition and high performance on the track," said Bernard. "We are the fastest and most versatile racing in the world and this new engine strategy will continue to enhance that. Now that we have a platform in place, it is our job to put this package in front of the automotive industry to attract the type of participation that will elevate the sport."
Series President of Competition Brian Barnhart claims that IndyCar will work to "keep a level playing field across the board with the various engines" by instituting regulations and restrictions based on reference engines supplied by manufacturers.
There still remains some uncertainty around the new specification, especially with regards to boost limits - an always controversial area that has been a source of conflict in past years. However, the first step is a positive one for everyone, and if clarifications to the spec lead to the possibility of engine manufacturers being able to use their powerplants across multiple series (i.e. between IndyCar and Grand American or ALMS) then interest is expected to be high.
More importantly, the IndyCar series' return to a specification that encourages innovation and new directions instead of focusing solely on cost containment has been in demand for some time because of the intrinsic promotional value of the former direction to automakers.
"We truly want to challenge manufacturers to once again make our sport a proving ground and a platform to showcase technology that will benefit the future of their industry," Bernard concluded.
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I Have Mixed Feelings
On the one hand, the horsepower they’re saying the engines will generate-not to start ANOTHER argument-is less than the Ford-Cosworth XP did-that engine generated approximately 750-800hp. I personally like high horsepower in racing cars.
Having said that, I can see the potential value of the engine specs laid out. It could-emphasis on could right now-allow for example Grand-Am or ALMS spec engines in the series (Grand Am engines run about 550hp in the Daytona Prototype class. Even though the Grand Am engines are badged as Ford, BMW, etc, Roush-Yates Racing is invlovled in building the Ford engines and the BMW engines are built by privateer Steve Dinan.) So that could allow manufacturers to bulid one engine spec and use it in multiple applications, which might entice manufacturers into the series if they don’t have to spend extra to bulid engines for different series. So in sum, I am cautiously optimistic right now about this announcement.
by Ironcurtianantihero on Jun 2, 2010 7:51 PM EDT reply actions
For Whom the Bell Tolls
It tolls for thee, Delta Wing!
I’m jumping to conclusions here, but the DW spec calls for a 300HP four cylinder, so…
@Ironcurtainantihero: Yes, the HP output is less, but so is the projected weight of the new chassis. Also, if there is competition between engine builders, then those HP figures are just baselines, and Barnhart will manage boost levels based on on-track performance rather than specific HP output. If the danger levels are manageable, then HP could very well be higher. HP wars are predictable (HP goes up), and the league will feel pressure not to interfere until things start getting ridiculous, because race fans will be digging it.
Back in the days of multiple suppliers in the IRL, HP was listed as 700+, with educated guesses as to real HP being more like 750. When Helio qualified at over 230 at Indy, that’s when the league reduced displacement to 3.0L. It wasn’t long before much of the HP had been reclaimed, though—-that’s the nature of HP wars.
Gotta love it. So glad Gil de Ferran is on the committee.
Again, I think the league just telegraphed its decision on the Delta Wing. I’ve got my fingers crossed.
Honestly?
I still don’t see an issue with Delta Wing yet. So far there aren’t any details about stressed/non-stressed, air/fuel flow restrictions, etc.; and we’re not sure if the HP numbers are a hard limit or just a max upper limit.
I guess we’ll find out before the month is out ;)
You are validating my inherent mistrust of strangers.
Pop Off Valve - A greasy hot tenderloin of IndyCar goodness!
Neutral
I couldn’t explain to anyone how an engine works, so I wouldn’t care about the specifics.
All I want is as little uniformity as possible.
Wow, I’m so glad of this!!!
2.4 cubic inches! Why wouldn’t officials call that “a dramatic change”??? :P
Tony, the Delta Wing is supposed to need just 300hp to race at 230mph in an oval. A naturally-aspirated 2.4L engine can easily have that power (F1 has more than double), a turbo unit would make the Delta Wing take flight.

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