Breather Kit

Breather Kit

$199.95
$199.95
Sold out
from the Harley road race 
craze we have learned that the 
HD M8 motor needs and wants 
to breath more, a lot more! that's 
why we opened up everything 
in our breather assembly. 
double the dia. of industry norms.
creating more air flow
and less restriction

includes 4 ft of .250” id 
                      breather 
                           hose

Oversized Brass
fittings featuring
a .247” inner dia.

stock hd 
Head Breather Bolt
.09” inner diameter
vs Boom Box 
Breather Bolt
.192” inner dia.
vs
Boom Box 
Breather Bolt
.192” inner dia.