This is an In-Cowl Muffler for the TOP FLITE BEECHCRAFT BONANZA and Cessna.

FEATURES: Pre-tapped in-cowl muffler.
Works w/most OS and Supertiger .60-.75 2-stroke engines.
(We don't have headers for the really old engines in these sizes)
**(NOT FOR USE WITH .90 OR LARGER ENGINES! it is too restrictive!)***

INCLUDES: One Muffler
Two 1/8 x 1/2" Black Self-Tapping Screws
Two Black Washers
One Pressure Fitting

SPECS: Overall Length: 4"
Width: 1-1/2"
Exhaust Port Outside Diameter: 3/4"

REQUIRES: Header (match to engine as listed below)
.61SF & FX header: TOPQ7920
SUPERTIGER header: TOPQ7925
G75 header: TOPQ7926