New S400S062 S475 Turbo with a billet wheel. Billet wheel Ind. 74.57 mm, Exd. 105.3  7+7 Blades. Turbine wheel Ind. 95.7 mm, Exd. 88. mm, 10 Blades This turbo fits a Detroit Series 60 12.7L Engine but it works great as a large performance single turbo or a top turbo for a compound turbo setup.