Patent ID: 7387041

Claim:
Apparatus for the conversion of a five-speed TREMEC T-5, FORD MUSTANG transmission, having an overall assembled length approaching 32″ including a clutch housing and the 9¼″ long TREMEC gear case, so as to reduce the overall assembled length length to 20½″ including the clutch housing, for installation in a substantially different automobile, comprising: a clutch housing having a front to rear depth of approximately 6¾ inches and adapted to fit between the front face of the TREMEC T-5 case and the rear face of an engine block; an externally splined transmission output shaft, fitted within the transmission case end extending no more than 5 inches beyond the rear face thereof; a transmission output shaft housing having a length-through-bore dimension of approximately 3½ inches, as measured from its mounting surface to its outer rear surface; a set of driving and driven fifth speed gears, selected from sets providing an overall ratio of between 0.63 and 0.80:1, mounted within the output shaft housing, with the driven fifth gear mounted on the output shaft; and an internally splined drive shaft connecting flange mounted on the output shaft external spline and retained so that the rear surface of the connecting flange extends approximately 1 inch beyond the rear surface of the output shaft housing, so that the overall assembly length is no more than 20½″.