Pentastar V6 Specs. The Pentastar is a 60-degree V6 engine, with a cast aluminum cylinder block and heads. It has dual overhead cams with four valves per cylinder (24 valves in total). The Pentastar V6 was engineered to be lighter, more powerful, and more efficient than its predecessors. The 6.1 Hemi produces 425 horsepower at 6000 rpm, whereas the horsepower of the 6.4 Hemi ranges from 366-485 hp at 4600-6000 rpm. The 6.1 Hemi generates a torque of 420 pounds force foot at 4800 rpm, whereas the torque of the 6.4 Hemi ranges from 429-475 pounds force foot at 4000-4800 rpm. Since 2011, Chrysler’s 3.6 liter naturally aspirated V6 Pentastar engine has made quite a name for itself. Chrysler has primarily used the engine inside the Dodge Charger, Challenger, Ram 1500, and Jeep Wrangler and Gladiator, where it has won over many fans. Depending on the vehicle, the engine makes 285-305 horsepower and 251-269 lb-ft of… Best horsepower upgrades for a 3.6L. I’m trying to get my 2017 rallye up to around 450-500 hp. I’ve already done a hc hood swap, hc grille swap, replaced the original air filter with a k&n, and installed a Mopar performance chip. 2014 Dodge Challenger SXT – Optional Interior Features: 3.6-liter 24-valve V-6 With Chain-Driven DOHC And VVT. Peak power (Horsepower) 305 @ 6300. Peak torque (Pound-feet) 268 @ 4800. Model: Challenger SRT Demon. Power: 808 hp/717 lb-ft (91-octane gas), 840 hp/770 lb-ft (100-plus high-octane race fuel) Equipped with only a driver's seat, the new SRT Demon is built for the The 3.6L V6 Pentastar is lighter, more powerful, and consumes less fuel than its predecessor, the 3.5L Pentastar. It's also more compact - 94mm shorter than its successor, and 34mm shorter than its predecessor. It features a high-pressure die-cast aluminum cylinder block with a 60° V-angle between its cylinder banks. FCA is still mum on when it will spread to the rest of the lineup, but the 3.6-liter Pentastar currently appears in the Dodge Challenger, Charger, Grand Caravan, Journey, and Durango; the Chrysler 305.0-hp, 3.6-liter, V6 Cylinder Engine (Gasoline Fuel) 23 combined MPG. 197.9" length, 57.5" height. Rear Wheel Drive. Engine Options, Horsepower, and Acceleration. Base engine: 3.6-liter V6 with 303 horsepower and 268 pound-feet of torque. Available engines: 5.7-liter Hemi V8 with 375 horsepower and 1qukHZ.