The factory assembly manual does not show any breakdown or illustration of the horn cap,horn ring,or any related parts.Page 428 shows the breakdown of parts for the wood steering wheel,I am lookong for the parts breakdown of the standard steering wheel.what parts are needed to assemble the horn ca to the horn ring and related contact parts?Typically the Factory Assembly Manual is going to have the kind of exploded diagrams that you are looking for, not s Service Manual.