In 1952  big additions to the model line up where the ELF and FLF  foot shift models which required the addition of the hand clutch booster otherwise known as the “mouse trap”  EL,ELS,FL and FLS models continued,

Also in 1952. the 32e generator was upgraded to the model 52 2 brush 6 volt. A check valve and screen were added at the side of the rear tappet guide into the oil passage leading to hydraulic lifter units to filter oil before entering hydraulic lifter units and preventing oil in overhead passages from draining back. Exhaust valves were Parkerized to prevent corrosion.

1952 speedometer

This speedometer is used from 1948 to 1952

 

Here are some great sources for detailed information about Harley Davidson’s 1952 Panhead

How to restore your Harley-Davidson by Bruce Palmer 111

Riding vintage website

the Jocky Journal web forum

hydra-glide.com The panhead and flathead site

The Harley Davidson Panhead service manual 48-57 rigid

1952 models

model	engine type	actual displacement	compression	factory options
EL  sport solo	61 c.i.high compression	60.32 c.i.	7.0:1	—
ELS  sidecar twin	61 c.i.high compression	60.32 c.i.	7.0:1	S = sidecar gearing
ELF sport solo foot shift	61 c.i.high compression	60.32 c.i.	7.0:1	F = foot shift
FL  sport solo	74 c.i.high compression	73.66 c.i.	7.0:1	—
FLS side car twin	74 c.i.high compression	73.66 c.i.	7.0:1	S = sidecar gearing
FLF  sport solo foot shift	74 c.i.high compression	73.66 c.i.	7.0:1	F = foot shift

NOTE: the ” S “ denoting sidecar gearing will not be stamped in serial number.

NOTE: the ” F “ denoting foot shift will not be stamped in serial number.

1952 models available colors

paint	stripes	speedometer
black	—	Bluish gray center. cream white mph numbers. red indicator
persian red	—	—
rio blue	—	—
tropical green	—	—
police silver	—	—
marine blue metallic	—	—
white	—	—
bronco bronze metallic	—	—

black

persian red

rio blue

tropical green

police silver

marine blue metallic

white

bronco bronze metallic