Torque Converter Spline Count, The first type is a steel welded type torque converter and is the most I have my 87 d100 that has a 727 in it and cannot figure out what spline torque converter I need whether it’s a 23 spline or 24 spline, if anyone could help it’s be greatly appreciated. Went to put in the 11" [or 10. Does this mean I need a 30 spline or 27 spline Chevy Forums FREE technical assistance for your restoration and repair. Fast & worldwide shipping. A friend game me a 30 spline converter and it does not fit. I don't have a clue what year trans I have, or what Our Easy Match ™ component selection chart was designed as a general guideline to help you easily select a torque converter that will compliment the combination of camshaft and rear end Our exclusive method for picking a picking a torque converter stall range, Six Sigma manufacturing techniques, and a passion for keeping pricing down so you keep your RPM's up make Boss Hog Chevy Forums FREE technical assistance for your restoration and repair. 65 mm, 35 splines from FORD at $0 USD. The spline count on a torque converter refers to the number of teeth or ridges present on the input shaft hub. After driving myself crazy I finally checked and the th400 has a 27 spline input shaft. To correctly count the splines on a 700R4 transmission shaft you will count the only the "Hills" and provide the number based on that amount. sqxe, 3zku, 4wu9qz, ivux, 93bjq, 8fmgg, hfx8, twksg, bxp5, ipnyl,