WebMar 30, 2010 · The D3VE head has the poorest flowing exhaust port of all the 460 passenger car heads, and they begin to back up at about 4000 rpm. And since the jet boat engines typically run above 4000 rpm, you might not see any upper rpm gain either. However, this … WebThe new Eliminator Products 429/ 460 heads ... Intake porting starts at $300. Head porting. Level 1 hand porting $700. Level 2 hand porting $1050. Cnc ported level 3 add $1250. Cnc ported level 4 add $1650 adds roughly 40-60cfm intake and 20-40cfm exhaust depending on valve size used.
Thoughts on a cam for a mild 460? Ford Forums
WebAug 6, 2009 · The standard Ford Production Heads In this family we have several heads including both cast iron OEM production and aftermarket alum. heads. 1. Kaase P-51 head. 2. FRPP SCJ head. 2. The Blue Thunder "B" head which is the one with the raised exhaust port and the Chevy style flange pattern. WebSep 6, 2007 · Head porting of these cylinder heads is mandatory if you hope to get good power from them, at least a bowl blend on the intake bowls and full port work on the exhaust. Also, oversize valves (such as 2.19I & 1.72E) help measurably with the associated portwork that comes with bigger valves. react run app command
factory 460 head mods Ford Forums
WebNov 5, 2009 · These heads are very similar to the Cobra Jet castings with adjustable valvetrain. The port sizes are middle of the road between pass car and Cabra Jet. 2.20" x 1.93" intake and 2.06" x 1.31" on the exhaust. Valves are 2.19" intake and 1.72" exhaust. and the combustion chambers come in at 87 to 90 cc's WebTopic: 429-460 Heads: NCREBEL Journeyman . Posts: 15 From: Hillsborough, NC ... The heads are standard 429/460 heads, D3 being open chamber. ... OK ya'll have gave me a lot of info on the heads. I am going to port and polish and shave them .020". As far as the block goes,(D1VE-A2) How should I go about buying the pistons? ... WebJan 18, 2006 · I'm going to have to disagree about the flow numbers on DO vs D3 heads. Look into the exhaust ports on both heads and tell me what you see. I acutally have C9 heads for the 460 I'm building now. When they added 20cc to the combustion chamber the extra chamber was raised into the exhaust port. MAJOR restriction on the exhuast side … react run after load page