EN40B steel billet crankshaft for 1275 Classic Mini engines. Stonger than the standard crankshaft with counterbalanced webs to increase longevity and performance iin high rpm engines. Ideal for any modified Mini engine from fast road to full competition specification.
Available in standard 81.33mm stroke these billet crankshaft is made with a 1.625" big end diameter and will need to be used with Cooper S or competition steel conrods.
Buy top quality steel crankshafts and a full range of high performance engine spares and parts from Mini Sport, the worlds premier online Mini store!