<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: rat tuned</div><div class="ubbcode-body">are those 450's or 660 center squirters? </div></div>
There are no 660's in the three pictures above... The 4224 has a very distinct look.
http://www.jegs.com/i/Holley/510/0-4224/10002/-1