Knucklehead Fishtail Mufflers & Extensions

fishtail mufflers and tail Pipe extensions for Knuckleheads from 1936 thru 1947
Different-length Fishtail mufflers and extensions that will slip over any 1¾"-diameter Knucklehead head pipe on models from 1936 thru 1947. All measurements shown are overall lengths. Sold each.

1-7/8"-DIAMETER FISHTAIL EXTENSIONS
These extensions are not baffled.

605-KNU 31"-long straight
605A-KNU 31"-long straight Dago-type
605B-KNU 31"-long upswept
605-4-KNU 36"-long straight (not shown)
607-KNU 18"-long straight
607A-KNU 18"-long straight Dago-type
77C- Baffle for 17/8" tail pipe extensions
(10½"-long)

2½"-DIAMETER FISHTAIL MUFFLERS
606-2-KNU 30"-long Fishtail
606-KNU 28"-long Fishtail
606S-KNU Same as Paughco #606 with slider
for installation on the right-side of
the bike (not shown)
606SP-KNU Same as Paughco #606 with slider
for installation on the left-side of the
bike (not shown)
606A-KNU 28"-long Dago-type
606AS-KNU Same as Paughco #606A with slider
for installation on the right-side of
the bike (not shown)
608-KNU 22½"-long Fishtail
608S-KNU Same as Paughco #608 with slider
for installation on the right-side of
the bike (not shown)
608A-KNU 22½"-long Dago-type
608AS-KNU Same as Paughco #608A with slider
for installation on the right-side of
the bike (not shown)

3"-DIAMETER FISHTAIL MUFFLER

606-3-KNU-31"-long Fishtail

* NOT LEGAL FOR SALE OR USE IN CALIFORNIA