ORIGINAL FACTORY PARTS
HB .12 .15 .20 .21 .25 Veco .19 Mufflers, Screws and Spacers

All HB .12, .15, .20, .21, and .25 engines as well as the VECO .19 engines have the same exhaust size and shape.

Note the screw head has a hex and is slotted. Thread size of 3x.5mm

 

HB 12 & 15 Muffler Options
Muffler set includes: 1 muffler - Gasket & Screw are sold seperaterly
30-1201 HB .12 and .15 Muffler
Use screw 25-1231
30-1202 HB .12 and.15 Marine Muffler
Use screw 25-1231
30-1203 10mm HB Muffler Spacer
For 30-1201 & 30-1202

This extension is 10 mm (.390") and can be used on the 30-1201 & 30-1202 mufflers.
Set includes: 1 muffler extension and one gasket.

You must order the screw seperately.

HB 20, 21 & 25 Muffler Options
30-1101 HB .20, .21, and .25 Muffler
Includes 25-1131 Screw and 29-1131 Gasket
Early 20, 21, 25 Muffler
Pictured to the right is
obsolete -- No Longer Available

This is the first HB .20 .21 & .25 muffler.
It was also sold for the VECO .19

The molds were lost and these
are not available at this time.
This muffler did use the 25-1131 Screw
Veco 19 Muffler Options

This is the adaptor sold for the VECO .19 part number 30-6991
It replaces the exhaust baffle so the muffler can be attached.
You must have the holes for the baffle for it to work. Any of the mufflers listed on this page will work.


Screw Options

25-1231 --- *1.075"

25-1232 --- *1.350"

25-1131 --- *1.775" Used on all HB 20, 21 &

* Length measured from center of taper to end of thread

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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 K&B Mfg -- 16015 Adelante St., Irwindale, CA 91702