C&C 27
ABOUT
== VARIANTI ==<ref>https://en.wikipedia.org/wiki/C%26C_27</ref>
C&C 27 Mark I
Model in production from 1970 to 1972, with 167 produced. It has an internally-mounted spade-type rudder, displaces 5,180 lb (2,350 kg) and carries 2,512 lb (1,139 kg) of lead ballast. The boat has a draft of 4.25 ft (1.30 m) with the standard keel. The boat is fitted with a Universal Atomic 4 gasoline engine. The boat has a PHRF racing average handicap of 195 with a high of 192 and low of 198. It has a hull speed of 6.31 kn (11.69 km/h). It was also built with a 2 ft (0.61 m) taller mast as the Mark I TM.[1][2][6]
C&C 27 Mark II
Model in production from 1972 to 1974 with 284 built. It has a taller mast with a higher aspect ratio sail plan, an internally-mounted spade-type rudder, displaces 5,500 lb (2,495 kg) and carries 2,512 lb (1,139 kg) of lead ballast. The boat has a draft of 4.50 ft (1.37 m) with the standard keel. The boat has a PHRF racing average handicap of 192 with a high of 196 and low of 189. It has a hull speed of 6.17 kn (11.43 km/h).[7][8]
C&C 27 Mark III
Model in production from 1974 to 1981, with 480 produced. It was never marketed as the Mark III at the time of production and this name was applied to the design later on. It has a taller rig, deeper keel with less ballast, an internally-mounted spade-type rudder of higher aspect ratio , displaces 5,500 lb (2,495 kg) and carries 2,116 lb (960 kg) of lead ballast. Wheel steering was introduced in 1976 and a diesel engine in 1978. The boat has a draft of 4.75 ft (1.45 m) with the standard keel and 4.0 ft (1.2 m) with the optional shoal draft keel. The design was initially fitted with a Universal Atomic 4 gasoline engine, although later on the Yanmar SYP 12 diesel engine became standard equipment. The fuel tank holds 20 U.S. gallons (76 L; 17 imp gal) and the fresh water tank has a capacity of 24 U.S. gallons (91 L; 20 imp gal). The boat has a PHRF racing average handicap of 177 with a high of 192 and low of 174. It has a hull speed of 6.42 kn (11.89 km/h).[9][10]
C&C 27 Mark IV Model in production 1981 to 1982 with 56 produced. It was identical to the Mark III, except that the forestay was moved back about 4 in (10 cm) to accommodate a bow roller. It has an internally-mounted spade-type rudder, displaces 5,500 lb (2,495 kg) and carries 2,116 lb (960 kg) of lead ballast. The boat has a draft of 4.25 ft (1.30 m) with the standard keel. The boat is fitted with a Japanese two-cylinder Yanmar 2GM diesel engine. The boat has a hull speed of 6.42 kn (11.89 km/h).[11][12]
C&C 27 Mark V The C&C 27 Mk V was a new design.[13]