I believe it is almost he same as a 5.7, check out ECs photos here:
http://www.thebeachcats.c…ictures/?g2_itemId=71715 they may help you with the rotation control.
Barberhauler should be similar to mine here:
http://www.thebeachcats.c…ictures/?g2_itemId=74145
Although Nacra had a couple of variations on that system.
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Dave Bonin
1981 Nacra 5.2 "Lucile"
1986 Nacra 5.7 "Belle"
Winnipeg, Manitoba, Canada
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