The Lotus 21 was a Formula One racing car Automobile Year, No. 9, 1961–1962, Page 191. designed by Colin Chapman. It was a mid-engined design using a tubular spaceframe structure skinned with fibreglass panels, of a more advanced build than seen in the Lotus 18. Powered by the 1.5-litre Coventry Climax FPF 4-cylinder engine, it used disc brakes all round.
Used by the works Lotus team and the privateer Rob Walker Racing Team in 1961, the 21 was the first works Lotus to win a Formula One Grand Prix, in the hands of Innes Ireland at the 1961 United States Grand Prix. (Previous victories were taken by Rob Walker's team). Customer teams continued to use it up to 1965. It was soon rendered obsolete by the Lotus 24 and the monocoque Lotus 25 introduced for the 1962 Formula One season.Automobile Year, No. 10, 1962–1963, Pages 198-199.
Scale models and die cast Meccano Dinky Toys; No. 241 (production 1963–1969), approximately O scale (1:44).
Complete Formula One World Championship results Year Entrant Engine Tyre Driver(s) 1 2 3 4 5 6 7 8 9 10 Points Team Lotus Climax FPF 1.5 L4 MON NED BEL FRA GBR GER ITA USA 321 2nd Jim Clark 10 12 3 Ret 4 Ret 7 Innes Ireland DNS Ret 4 10 NC 1 R.R.C. Walker Racing Team Stirling Moss Ret Ecurie Nationale Suisse Climax FPF 1.5 L4 NED MON BEL FRA GBR GER ITA USA RSA 36 (38)2 2nd Jo Siffert DNQ Ecurie Filipinetti 10 12 Jim Hall Jim Hall DNS Ernie Pieterse Ernie Pieterse 10 Neville Lederle Neville Lederle 6 Lawson Organisation Climax FPF 1.5 L4 NED MON BEL FRA GBR GER ITA USA MEX RSA 54 (74)2 1st Ernie Pieterse Ret Lawson Organisation Climax FPF 1.5 L4 RSA MON BEL FRA GBR NED GER ITA USA MEX 54 (58)2 1st Ernie Pieterse DNQ Scuderia Scribante Neville Lederle DNQ 1 17 points were scored using the Lotus 21, the other 15 points were scored using other Lotus models 2 All points were scored using other Lotus models
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