I remember the old RR resin. It was good stuff. However, I do prefer AeroPoxy and don't remember the consistency of the RR. But, more thin is more better for thoroughly wetting out the part. You must get it totally wet out with resin, and then squeegee out as much excess as possible.
See N64KR at http://KRBuilder.org - Then click on the pics? See you Oct. 4 and 5, 2013 - KR Gathering in Mt. Vernon, Il ? MVN Daniel R. Heath -?Lexington, SC I miss the KR resin , you know that thick heavy resin