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They did a dyno run with the stock air box at 10,000 feet of elevation, then installed their intake and ran it again at sea level.Read the fine print because there's an * next to both HP and TQ. There must be some extraordinary circumstances to achieve those kind of numbers because that an awful lot to gain
A good dyno operator can make a dyno read as much or as little as you want.I don't know enough about Dyno runs to provide any authoritative pronouncement of whether the filter increased up to 41 HP. But I have enough knowledge to be very sceptical of hp claims because 1) they asterisk the number; 2) performance chips I have seen in the past offer somewhere around 35 hp gains in advertising; and 3) I have seen Dyno runs and saw variances in runs such as where the system thought RPMs where higher than they were so results were skewed.
On my second point, who would tune a vehicle at such a high cost (chip cost plus running premium fuel going forward) when a filter can provide as much increase? I kind of fall in the camp that vehicles are pretty much all controlled by computers and one has to modify that computer so that it can accept and use any performance add-ons.
Just saying that any manufacturer claims may not be real world possibilities. But if installing some add-on leads a person to believe their vehicle is working better then have fun.
The first tuner I had,desensitized the knock sensors on a ls7 and I learned a lot about darton sleeves.A good dyno operator can make a dyno read as much or as little as you want.
Horsepower is just a mathematical equation of torque X rpm divided by 5252.
Dyno's don't measure horsepower,they measure torque then compute it into a horsepower number
yikes, right there I'm out.The hurricane uses MAF.
Why,i'd rather they used a MAF sensor to monitor actual airflow through the engine,then a Map sensor which uses pre-programmed parameters to hopefully match what the engine needs for fuel.Easier to tune a Maf system then a Map systemyikes, right there I'm out.
I'd take MAP on a forced induction engine. You can calculate charge density based on manifold pressure and temperature.Why,i'd rather they used a MAF sensor to monitor actual airflow through the engine,then a Map sensor which uses pre-programmed parameters to hopefully match what the engine needs for fuel.Easier to tune a Maf system then a Map system
How about both MAP and MAF, like the hurricane does have?I'd take MAP on a forced induction engine. You can calculate charge density based on manifold pressure and temperature.
I still think using actual airflow through the engine is the better tuning option,but that's just my opinion. The early 15/16 707 horse Hellcats used a Maf system,and they're still one of the faster Hellcats if they haven't had the COT recall done. Most of the early 707 Hellcats with-out the COT recall will put a hurting on the 797 horse Red Eyes,if they're completely stock.I'd take MAP on a forced induction engine. You can calculate charge density based on manifold pressure and temperature.
MAFs are subjected to the air path, they can be damaged or affected by what is in the air path and they are expensive to replace. MAF have slight benefits in throttle response and higher accuracy but the the differences are so minute the benefits far outweigh the positives. MAP generally never fail, they don't loose performance, aren't restricted to a max flow, MAP are better with altitude changes and boost.Why,i'd rather they used a MAF sensor to monitor actual airflow through the engine,then a Map sensor which uses pre-programmed parameters to hopefully match what the engine needs for fuel.Easier to tune a Maf system then a Map system
Dyno numbers can be manipulated,a real world test on the track or a road using a Dragy is a better method of testing.Nope. Show me dyno results with the intake being the only mod, no tune. Guarantee there will be zero difference.