1-3/4" Over-The-Transmission Exhaust Systems For 1936-1947 Knuckleheads
An outside-the-frame front pipe, and a rear pipe that routes over the transmission, bring a modern style and a throaty sound to your 1936 – 1947 Knucklehead. They all have slider channels except the 34" drag pipes, which can be installed with P-clamps.
729C 34"-long Slash Cut drag pipes (use Paughco #725D clamps to install)
729C40 40"-long Slash Cut drag pipes
729CGM 38"-long Goose Cut muffler set
729CM 38"-long Slash Cut muffler set
729CTM 38"-long Tapered muffler set
429CR Rear heat shield for Paughco #729C series pipe sets (not shown)
rag pipes are not recommended for use on the street.2) T
hese pipes have less ground clearance than original equipment and may scrape on hard right hand turns. D
o not use these pipes unless the front end is extended at least 4"
longer than stock or serious injury may result.3) S
ee page 247
clamps and frame rail clamps to install these pipe sets.4) S
ee pages 349-353
for photos of the heat shields for these pipe sets.