Here are some manuals and parts lists for the JAP Four Stroke Engine Range .

The Two Stroke engine manuals will follow soon.

Attachments
jap2.pdf (372.27 KB, 121 downloads)
Jap Four Stroke Model 2A Parts List and Operators Manual.
japind.pdf (1.19 MB, 93 downloads)
Jap Four Stroke Model 4/2,4/3, 5 & 6 Parts list & Operators Manual.
japmod3.pdf (1.23 MB, 77 downloads)
Jap Four Stroke Model 3 Industrial Engine Parts List & Operators Manual.
japtyp5.pdf (1.31 MB, 79 downloads)
Jap 600cc Mark 111 Type 5 Engine Parts List & Manual.