Does anyone have or know how to get an Owners Manuel for a 1988 SeaSwirl Tempo 17' 4.3L I/O V6?

Thanks
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Me, the wife & 2 boys
Sophie, our Duck Tolling Retreiver
2007 Chevy 2500 Silverado w/Duramax & Allison
2007 Cougar 289 5th wheel
1988 Seaswirl 17' Tempo