ORIGINAL FACTORY PARTS
Part Number 11-M4601 11-M4602 11-M4603 11-M4604
Cylinder Head for MECOA 40 & 46

There are two versions of the MECOA .46
American Made and Tomcat

Tomcat version used some Taiwan made parts

 

America made part numbers 11-m4601 & 11-m4602
do not have a groove that the head shim fits into.

 

America made part numbers 11-m4603 & 11-m4604
have a groove that the head shim fits into.

 

Both heads require an aluminum head shim.

 



©2009-1998 Model Engine Corporation of America, All rights reserved.
MECOA and K&B are Registered Trademarks of Model Engine Corp. of America
Registered U.S. Patent Office

No part may be reproduced without written permission from
MECOA -- P.O. Box 98 -- Sierra Madre, CA 91025 U.S.A.