Exhaust valves »oversize« by Competition Distributing; fits 74” twins 1921-1923, E models 1923, all 61" and 74" 1924-1929 ; exhaust; stainless steel; length: 143 mm; head: 52.32 mm; stem: 8.15 mm; with springs and pins for valve spring collars; replaces OEM HD 186-10, and 181-23; USA; gross weight: 430 g

Flywheels by Truett & Osborn; fits JD/FD models 1921-1929; 74"/1200cc; steel; Ø 8-3/4”; stroke: 4 ”; USA; gross weight: 12.19 kg

Flywheels by Truett & Osborn; fits JD/FD models 1921-1929; 74"/1200cc; steel; Ø 8-3/4”; stroke: 3-31/32 ”; USA; gross weight: 12.21 kg

If you look up old parts manuals, you won't find oversize pistons for the IOE models. Replacing a piston wasn't an easy thing then as Harley-Davidson from 1914 on equipped all pocket-valve engines with conically bored and honed cylinders and cylindric pistons. Of course, oversized pistons were available to dealers, but boring a cylinder was a task that one would maybe like to leave to the factory — and of course the factory offered this service. ...

Ride back into the twenties! These special The Cyclery versions of vintage caps are exclusively manufactured for us by Sterkowski, a hat maker rich in tradition. It has that nostalgic look, color and finish which makes it a classic right from the start. The main part consists of cotton and has a viscose lining, visor and sweatband are made of leather. Characteristic ventilation eyelets and a decorative double cord round off the whole look. The Cyclery logo is fixed to the front.

Reproductions of the OEM parts. Made from heavy gauge steel with exact braces, just like the original counterparts from the Teens and 1920’s.