A product of petroleum refining, propane is available for vehicular use and has
a high octane rating.
Unfortunately, the «flex fuel» vehicles sold can't take advantage of
the high octane rating of E85, because the engines need to also burn regular gas.
Using higher volume blends of ethanol to leverage the alcohol's inherent
high octane rating to produce ethanol - gasoline blends with higher octane numbers could yield «substantial societal benefits», according to a team of researchers from Ford Motor Company.
E85 biofuel has a very
high octane rating of 105 but a lower energy content that requires a 30 per cent increase in the engine fuel flow rate.
Higher octane ratings correlate to higher activation energies: the amount of applied energy required to initiate combustion.
This is so they can mess with engine timing while using
the higher octane rating to resist knocking, you could probably get away with regular gas plus an octane additive in this situation.
Simply stated, premium fuel has
a higher octane rating than regular gasoline.
A group of researchers from MIT found that when vehicles run on fuel with
a higher octane rating, they gulp down between 3 % and 4.5 % less gas.
Ethanol has a much
higher octane rating (about 109) than gasoline.
Not exact matches
With a reputed vacancy
rate of less than 2 % on more than 40 million square feet of industrial, office and retail property in the GTA, the company is known for moving fast, despite the
high -
octane distraction of the Canadian Tire Motorsport Park, Fidani's pet project.
This is a first -
rate action flick, one that's well worth revisiting for the
high -
octane helicopter stunt work alone.
Take Every Wave: The Life of Laird Hamilton Not
Rated Available on Disc and Streaming Rotten Tomatoes Score: 76 % From Oscar - nominated documentarian Rory Kennedy (Last Days of Vietnam), comes this
high -
octane thrill ride of a look at the life of one of the greatest surfers to ever grace pop culture.
The idea of a road trip in an RV loaded with
high -
octane pot and a pretend family certainly has some R -
rated comic promise.
Arriving Saturday night is an extended version of the
high -
octane The Fate of the Furious (2017, not
rated), the eighth film in the car caper franchise with Vin Diesel and Dwayne Johnson, featuring footage not seen in theaters.
But like its predecessors, this R -
rated movie also packs the explosive combo of kid - appeal and
high -
octane violence — a chemical formula that should give parents a clear answer to the question of, «Should I take the kids?»
Contrarily, using a
higher octane than what the vehicle is
rated for would mean the gasoline mixture would not combust as readily as the engine needs it to.
(
Octane Rating 87 [Research
Octane Number 91] or
higher)»
By «requiring»
high octane fuel, they can use use it for EPA testing and are therefore able to eeek out
high mpg
ratings.
While the green - themed new Ecomotive with its road tax - busting CO2
rating of just 99g / km is all about economy and environmental responsibility the 265 PS Cupra R is, undeniably, aimed at ultra-hot hatch enthusiasts with
high octane fuel coursing through their veins.
The car runs on 100
octane fuel to avoid knocking and premature combustion issues as the
high octane fuel requires
higher heat / compression
rate for the combustion and best used with the powerful turbocharged engines.
Fast Facts: ENGINE Engine Type: 1LR - GSE Cylinders / arrangement: V10 Valve mechanism: 40 - valve DOHC Displacement (cc): 4,805 Bore x Stroke (mm): 88.0 x 79.0 Compression ratio: 12.0:1 Fuel Injection Type: EFI
Octane Rating: 95 or
higher Max.
(That figure is slightly lower than the the car is
rated for elsewhere, thanks largely to
higher octane fuel in the rest of the world.)
It can also recognise
higher octane fuel and extract the optimum performance from the increased
rating.
With an
octane rating of up to 130, NG has the potential to optimize an engine's thermodynamic efficiency through a
high compression ratio.
Childress focuses on the specially formulated E15 (98
octane rating, compared to 90
octane in retail E15) that NASCAR uses in its customized,
high - performance engines (725 horsepower, compared to 120 horsepower in a typical car engine, up to 200 horsepower in a large SUV).
Fuel stations started offering this
octane gas years ago when carbureted engines ran smoother in
higher altitudes at this
octane rating.
If you live or have visited a region with a
high elevation, you may have seen gas for sale with an
octane rating of 85.