1981 Gibson Sport Houseboat. 1981 Gibson sport houseboat in excellent condition. This has been a well maintained boat and everything works great.. 36 feet in length- Fiberglass hull material- Single 350 Chevy engine- Volvo penta out drive- 75 gallon fuel tank- Sleeps 6 people- Well maintained. Two marine air conditioners- 6500 watt generator- Ship to shore- Intercom system- Humming bird fish finder and Sonar. Located in Cape Girardeau MO. Qualified buyers may be eligible to apply for financing nationwide shipping and extended warranty. Stock Number: B114604T DEALERID: 49 model: Sport make: Gibson