1958 sales brochure

1958 sales brochure

1958 brought a big change to the panhead models. starting in 1958 until 1964 they would be designated duo-glide.in reference to the newly designed step down straight leg swing arm frame with rear shock asorbers. this also involved changes to the horseshoe oil tank and many frame and rear fender changes to accomadate the mounting of fear shocks.
other changes include hydraulically actuated rear brake light switch, a two unit voltage regulator,cast aluminum intake manifold,
thicker cylinder head fins and a tear drop tool box.
optional dual exhaust system available.

 Here are some great sources for detailed information about Harley Davidson’s 1958 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 58-59

1958 models
model engine type actual displacement compression factory options
FL sport solo 74 c.i.high compression 73.66 c.i. 7.25:1 ___
FLF sport solo footshift 74 c.i.high compression 73.66 c.i. 7.25:1 F=foot shift
FLH super sport solo 74 c.i. high compression 73.73 c.i. 8.0:1 __
FLHF super sport solo foot shift 74 c.i. high compression 73.73 c.i. 8.0:1 f=footshift

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

1958 models available colors
paint stripes speedometer
*black _____ Warner speedo with italic "Day-Glo" green numbers and hash marks with gold painted center
*calypso red _____ _____
*skyline blue _____ _____
*sabre grey metallic _____ _____
*birch white _____ _____
P police white _____ _____
P police silver _____ _____
*calypso red /birch whiter _____ _____
*black/birch white _____ _____
*skyline blue/birch white _____ _____
*sabre grey metallic/birch white _____ _____

*Two-tone is standard in 1958, 1st color is tank top and fender sides, 2nd color is tank bottom and fender top.
No extra cost: any solid standard color

* standard solid color could be ordered at no extra charge.

P =police only