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Stellantis Introduces Twin-Turbo Inline-Six for Ram, Jeep - Pak Auto Services

Stellantis Introduces Twin-Turbo Inline-Six for Ram, Jeep

Stellantis Introduces Twin-Turbo Inline-Six for Ram, Jeep



The auto business may be shifting headlong into all-electrics however that doesn’t imply inner combustion is lifeless, not by a protracted shot. Witness the introduction of a brand-new engine from Stellantis, a turbocharged inline-six that shall be able to producing greater than 500 horsepower.

Improvement of this ‘Hurricane’ I-6 was stored on the down-low, at the very least as a lot as may be anticipated throughout these fashionable occasions when everybody has a digicam of their pocket. Two variants shall be accessible when the engine goes into manufacturing and pops up in showrooms later this yr.

Stellantis says the Hurricane will supply its twin-turbo muscle utilizing a broad and flat torque band, one which is able to see this mill keep at the very least 90 % of peak torque from 2,350 rpm all the best way to its crimson line. Particular horsepower numbers will range based mostly on car software, however the Commonplace Output will make someplace within the neighborhood of 400 horses and 450 lb-ft whereas the extra-boosted Excessive Output ought to knock on the door of 500 ponies and 475 items of twist.

Every turbocharger within the Hurricane twin-turbo I-6 feeds three cylinders, passing compressed air by means of an engine-mounted water-to-air cost air cooler to cut back its temperature earlier than getting into the consumption manifold. The turbos on the Hurricane SO ship a peak increase of twenty-two psi, whereas snails fitted to the Hurricane HO ship 26 psi of peak increase.

And to reply the inevitable questions from gearheads in our viewers: There’s a distinction in compression between the 2 brothers. Commonplace Output engines use solid aluminum pistons with a forged iron high ring land insert, working a ten.4:1 compression ratio. Excessive Output variants deploy cast aluminum pistons with an anodized high ring land and a diamond-like coating on the pins, leading to a 9.5:1 compression ratio on 91 octane premium gasoline.

Bore, stroke, and cylinder spacing are shared with the globally-produced 2.0-liter turbocharged four-banger at the moment present in rigs just like the Cherokee and Wrangler 4xe. The latter offers us a clue that this engine is prone to see a plug-in hybrid variant of some kind sooner or later. The non-electrified engine introduced at the moment shall be assembled in Mexico.

The place will we see this engine? Stellantis ain’t saying apart from to state the Hurricane twin-turbo I-6 is the first inner combustion energy plant of the longer term in North America for autos utilizing the STLA Giant and STLA Body platforms. The good cash has it exhibiting up within the Wagoneer, usurping the V8 and becoming the silky-smooth mandate of that luxurious SUV very properly. Logic dictates we’ll see it in Ram pickup vehicles as properly, with the venerable 5.7L Hemi (which has made 395 horsepower ever since Adam was an oakum picker) prone to soldier alongside within the quick time period, at the very least within the Ram 1500 Basic. This technique is just not with out precedent since Ford has lengthy supplied turbo six-cylinder engines alongside the 5.0L V8 in its F-150. The octopot now contains however a small portion of F-150 gross sales.

[Image: Stellantis]

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December 2022