WebMay 18, 2003 · the c5's have been ported on the intake side to match a fel-pro gasket i am not sure which one because i havent checked yet.they also have double valvesprings and a 3 angle valve job.i looked and didnt think the combustion chambers were that large but if they are then it is killing me.i also just picked up a set of "88 351w heads out of a bronco … WebOct 5, 2006 · I have a pair of E6SE heads at home. I'm curious on the threading for the spark plug now. They don't flow as much as E7TE. I believe they were only on 86 mustangs. The E6 heads were used on 86 Mustangs,but E6 heads were also used on 302 base engines like in Crown Vics,Town...
1986 302 E6SE Head Dilemma (New Head or Upgrade Exisitng)
WebJul 15, 2009 · They are better than the E6SE heads that are on many non HO 5.0, but they are nothing special. A quick google shows they flow about the same as a 60's 289/302 head. Probably no advantage over your 72 heads. Unless you prefer pedestal mount rockers over rail rockers with press in studs. WebJul 7, 2005 · I believe those are the High swirl, shrouded valve heads used on passenger cars in the late 80s. Im not sure on the combustion chamber volume but they are not a … grand chrysler lowell
which heads D80e,stock e7s, or gt40p Hot Rod Forum
http://mmb.maverick.to/threads/e6-heads-any-good.26984/ WebNov 13, 2004 · It is a high-swirl, high-efficiency, low emission design. The head most often used on HO engine is a less efficient but better flowing (at high engine speeds) design because of its open chambers; the valve is not shrouded. The E6SE head was used on 86 HO engines and it works well. the valve is not shrouded. WebJul 27, 2012 · Registered. Joined Aug 6, 2008. 363 Posts. #3 · Jul 25, 2012. The e7te is a newer mustang motor87-95 if I remember right. It is a roller block. The e6ae are the motors from the 86 mustang and had pistons with out valve reliefs in them. The e6ae motors didn't have e7 heads they had e6 heads that are junk. grand christmas