It still wont be a V8 but so many SE / SXT's would be a more affordable and viable option. As for the swap of the 3.6 to a 5.7 like many vehicles there is going to be a massive Suspension Upgrade, Struts Springs, Sway Bars, Tie Rods. The Cooling system for a v8 would have to demand upgrade especially if your going to build up that 5.7. Nuke. The HO (High Output) part of the 3.5L HO designation for those engine refers to this particular incarnation of Dodge's 3.5L engine design I believe. It was the 3rd or 4th generation of that 3.5L engine, which originally came to life almost 20 years earlier. Over the years, different aspects were redesigned and implemented for more power think Dodge has not fixed the problem with the 2010's. You know there not going to use anything that costs more to fix the real problem. If a #1 gauge wire costs $15 and they can get by with a #2 at $10, what wins. But they still haven't fixed the problem. Maybe they'll say wait an hour between starts. Then you'll be alright. Unlike its closest ponycar rivals, the Challenger's larger size also means it has a proper rear seat that can accomodate 3 across making it a 5-seater Coupe. Under the scooped hood of the R/T Scat Pack variants is a powerful 6.4-liter (392) HEMI V8 which produces 485hp and 644Nm of torque, this is mated to an 8-speed automatic transmission. Rockster. 5812 posts · Joined 2015. #2 · Jul 14, 2020. A fuel pump not working is not a symptom of a bad TIPM. Symptoms of a TIPM problem: The fuel pump not turning off and burning out. The airbags not deploying OR deploying randomly. The engine stalling while driving. The starter cranks but won't start. Well, All I can say is I had (5) five Wranglers with the 3.6L V6. All 2012's had bad heads, 2013 had sand in coolant, and 2014 has issues with oil cooler. Others I know had leaking real seals and cam bearing issues. My 5.7L Ram is without issues and my 6.4L SP is in-transit and hopefully trouble free. 2183 posts · Joined 2012. #3 · May 9, 2013. I looked up the 2010 Chargers with the 3.5L engines and found no recalls on this issue. If a rocker issue was to develop, it would be covered as long as the vehicle was under the powertrain warranty coverage only since no recall or warranty extension has been issued. Buy Dasbecan 12 Pcs 3.6L Rocker Arm and Lifter Kit Compatible With ChrysIer 200 300 Dodge Ram 1500 Challenger Charger Journey Jeep Grand Cherokee Wrangler 5184296AH 5184332AA: Rocker Arms - Amazon.com FREE DELIVERY possible on eligible purchases 63382 posts · Joined 2010. #3 · Jan 31, 2021. Owned a 5.7 Challenger for almost 9 years and over 80,000 miles no lifter or cam problems . I have almost 26,000 miles on the 6.4 and no cam or lifter issues. A8, catch can, headlight to airbox tube, Abs cover, Scat Pack puddle lights, Scat Pack rear panel vinyl, Coolant tank cover. What owners should do: Call your local dealer with your vehicle’s identification number to determine if it is eligible for this extended warranty. You can also call Chrysler at 800-247-9753 BpAX.