The SPM series 10.5" converter is built to please those who make series power in the 1600+HP range. FTI offers different spline options including turbo, LENCO, Bruno, 1-1/8" and 1-1/4" to match our high performance transmission. Equipped with CNC-machined handmade steel stator as well as multiple impeller configurations for the proper stall speed. The SPM series has also been designed to fit our 6-pad integrated forged billet front cover and 3/16" steel anti-ballooning plate for unmatched durability and strength. FTI includes triple Torrington bearings in each SPM converter guaranteeing the best in converter life and longevity.