Mini maxx tuner 6.4 powerstroke torque8/31/2023 ![]() ![]() ![]() Requires premium fuel for best performance. Like the 6.1L HEMI engine, the newer 6.4L/392 HEMI engine The factory compression ratio is a healthy 10.9:1 and theĮngine redline is 6,400 rpm. They also come stock with a forged-steel crankshaft thatĬan take a lot of punishment. The bore and stroke are 4.09 inches and 3.72 inches on allĦ.4L/392 HEMI engines. Superior casting and slightly shorter water jacket (which provides increasedĬylinder wall rigidness/strength) are a huge bonus for serious horsepower engine These blocks might be hard to comeīy if you’re looking for a used 6.4L/392 HEMI engine, but their high nickel content, On the side and/or on the back of the block. Known as “Big Gas Engine” or BGE for short. Included 392 HEMI engine-powered cars and SUVs around 2017-2018). With the advent of the 6.4L HEMI truck engines,Ī thicker block was cast and used across the entire engine platform (that Like all GEN III HEMIĮngines, the 6.4L/392 version uses cross-bolted main bearing caps andĪluminum twin-plug HEMI heads. HEMI blocks can also be painted black if they’re a Mopar service replacementīlock or are out of a 2015-20/3500 HD truck. Like theĦ.1L HEMI engine it replaced, the 6.4L/392 HEMI blocks come painted orange andĪre machined and assembled at FCA’s Saltillo Engine Plant. The 6.2L/392 HEMI blocks can be identified with casting numberĥ037473BE or 5037473BG and has “6.4L” cast above the oil pan rail. ![]() TNXE6: Engine Assembly Plant, this is the code for Saltillo Engine Plant (SEP)ġ133: Is the Julian Date Code 1133 which is the 113th day of 2013 (April 23, 2013)Ģ88: Last 3 numeric digits of the part numberĪA: Part number revision level ENGINE BLOCK/ROTATING ASSEMBLY Here’s an actual label from a 6.4L/392 HEMIĮngine and how you can decipher the bar code label’s numbering system.Įxample, on this particular bar code label, you see the number TNXE6 1133 1 It indicatesĮngine displacement size, build date, part and serial number. Identifying late-model HEMI engines, this handy bar code label decal can beįound on the valve cover of virtually any GEN III HEMI engines. But before you head out on your HEMI engine hunting adventure, here’s what to look for if you’re on a mission to score a 6.4L/392 HEMI V8 engine for your Mopar ® retsomod project. With robust sales of the Scat Pack, there’s plenty of good used 392 HEMI engines out there in salvage yards and swap meets. When Dodge introduced the Scat Pack Challenger and Charger models beginning in 2015, they came standard with a 392 HEMI V8 engine. The 6.4L HEMI engine has also been available in the Ram 2500/3500 HD trucks since 2015-2016, but we’ll get into that later in this feature. The changes include oil pan and exhaust manifolds between these two platforms. 4,300 rpm because of a more restrictive exhaust manifold design for engine packaging to accommodate the SUV’s AWD drivetrain. The Jeep Grand Cherokee SRT and Durango SRT models have to settle for 475 hp 6,000 rpm and 470 lb.-ft. 4,200 rpm, due to a revised intake manifold and tuning. In 2015, the 6.4L/392 HEMI engine got a bump in horsepower to 485 hp 6,100 rpm, while torque was increased to 475 lb.-ft. The factory horsepower and torque ratings on the 2011 to 2014 engines was 470 hp 6,000 rpm and 470 lb.-ft. “392” depending on year, brand and nameplate.ĭespite the confusion this might cause among enthusiasts, the 6.4L/392 HEMI engine has basically the same internal parts regardless of if the engine came out of a Challenger/Charger or Durango/Grand Cherokee SRT. Since its debut, the marketing of the engine’s displacement size on the frontįender emblems and on the engine coil pack covers can say either “6.4L” or Used in the 2011 Challenger SRT8 and eventually Charger SRT8 models beforeīeing an option on the Jeep ® Grand Cherokee SRT ® and Dodge Durango SRT SUVs. This next iteration of the modern big-inch HEMI engine was first Even though 6.4 liters translates into 392 cubic inches, itīears no resemblance to its great HEMI ancestor of the late 1950s that had the Size, this new engine was even more of a powerhouse over its replacement on Passenger car line as a replacement for the 6.1L HEMI engine. The 6.4L/392 HEMI V8 engine was first introduced in 2011 in the In this installment of the GEN III HEMI Engine Quick Reference Guide, we are going to talk about the highly coveted 6.4L/392 HEMI V8 engine. In part III, we moved away from the 5.7L V8 and introduced the bigger and badder 2005-2010 6.1L V8. Next, we moved onto the refined recipe of the 5.7L V8 that included 2009-current year. So far in this series, we have covered the beginning of the great HEMI ® engine, the 5.7L V8 years 2003-2008. MORE CUBES AND MORE POWER: 2011 – 2021 6.4L/392 HEMI ® V8 ENGINE ![]()
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