2013年4月11日 · If you score and car with the 4.7 (or any aluminum head engine with pressed in valve seats) first thing is pull the heads off and have a machine shop tack in the valve seats, …

2016年12月7日 · Common mistake # 1: Not replacing all the intake seats. Years ago we used to give the customer the option, replace all the intake seats or not. Here’s what happen when the …

2021年6月10日 · The problem with the valve seats on 4.7s is they are not quite tight enough in tolerance. The engine is fine till someone overheats it once. The seat becomes unstable and …

2019年12月12日 · As said, the one thing that's guaranteed to prevent it is pulling the heads and pinning the seats. But that's a big investment of both time and money. Certainly true to say …

This is has been a prone problem with the Chrysler Dodge Jeep & Mitsubishi 4.7L engine where the valve seat comes out of the cylinder head. This could be mor...

2013年2月27日 · nope, nothing you done. all the 3.7, 4.7 and 5.7's all do it. all most always the right front cylinder. Now here's the *** kicker, when you go to fix this, there is metal in the …

2022年7月27日 · There is no fun stuff for the 4.7 really. New heads are $700-800 at autozone. The gasket kit is another $130. Not to hard of a job and tools required are not much. I say fix it …

2014年3月28日 · I was researching stuff on my 4.7 build and came across a company that advertised that they fixed what Dodge didn't on their rebuilt engines. One of the things listed …

Common causes of failing valve seats. Overheating of the dodge 4.7 engine; Worn-out valve seats from prolonged use; Possible solutions to failing valve seats. Replacement of the valve …

2007年10月29日 · "There is a known issue with poor valve seats on the 4.7L, this engine has a high failure rate of valve seats on gasoline let alone LPG. valve seat failures if the system is …