Using 2004 4.6 Block to build 2007? - Ford Mustang Forum
LinkBack Thread Tools
post #1 of 2 (permalink) Old 4 Weeks Ago Thread Starter
lstill's Avatar
Joined: Mar 2018
Posts: 15
Using 2004 4.6 Block to build 2007?

Hey guys have a 2004 4.6 2 valve engine....totally rebuilt....can us use the heads and everything off the top end of the 2007 3 valve motor to build to the 2004 short block....just got the 07 and was wondering ....if u guys can tell me thanks!....Mustang GT Newbie!

lstill is offline  
Sponsored Links
post #2 of 2 (permalink) Old 4 Weeks Ago
MACH I Member
5.0L Member
Bullitt95's Avatar
Joined: Feb 2007
Location: Cyprus
Posts: 3,424
AFAIK, you can bolt the 3V heads onto any 4.6 or 5.4 Modular block. The only possible issue is that the valve reliefs in the 2V pistons won't match the valves in the 3V heads, so you'll need 3V pistons to make it work. This article explains things in more detail:

2006 GT Deluxe - 5MT - 12.50 @ 109.61
314rwhp 330rwtq with basic bolt-ons
Bullitt95 is offline  
Sponsored Links

Quick Reply

Register Now

In order to be able to post messages on the Ford Mustang Forum forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.

User Name:
Please enter a password for your user account. Note that passwords are case-sensitive.


Confirm Password:
Email Address
Please enter a VALID email address for yourself, otherwise you will not receive the necessary confirmation email needed to confirm, validate and activate your new AFM member account.

Failure to provide a VALID email address, will result in the cancellation of your new AFM member account registration.

Email Address:


Thread Tools
Show Printable Version Show Printable Version
Email this Page Email this Page

Posting Rules  
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are On

For the best viewing experience please update your browser to Google Chrome

Search Engine Friendly URLs by vBSEO 3.6.1