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CHALLENGER 7.4
Challenger 7.4 photo on sailboatdata.com

Hull Type:  Fin w/spade rudder Rig Type:  Masthead Sloop
LOA:  24.33' / 7.42m LWL:  22.17' / 6.76m
Beam:  8.17' / 2.49m Listed SA:  230 ft2 / 21.37 m2
Draft (max.)  3.42' / 1.04m Draft (min.)  
Displacement:  4000 lbs./ 1814 kgs. Ballast:  2090 lbs. / 948 kgs.
Sail Area/Disp.1:  14.64 Bal./Disp.:  52.26% Disp./Len.:  163.88
Designer:  Alex McGruer
Builder:  Challenger Yachts Ltd. (CAN)
Construction:  FG Bal. type:  Iron
First Built:  1974 Last Built:  1980 # Built:  800
RIG AND SAIL PARTICULARS  KEY
I(IG):  26.50' / 8.08m J:  9.50' / 2.90m
P:  23.80' / 7.25m E:  8.25' / 2.51m
PY:   EY:  
ISP:   SPL/TPS:  
SA(Fore.):  125.88 ft2 / 11.69 m2 SA(Main):  98.18 ft2 / 9.12 m2
Sail Area (100% fore+main triangles):   224.05 ft2 / 20.81 m2
Sail Area/Disp.2:  14.27 Est. Forestay Length.:  28.15' / 8.58m
BUILDERS (past & present)
More about & boats built by:   Challenger Yachts Ltd.(CAN)
DESIGNER
More about & boats designed by:   Alex McGruer
NOTES
Also known as the CHALLENGER 7.5 and CHALLENGER 24.
Most of the boats are powered by an outboard, although the original design called for a Renault diesel.
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