• High torque capacities as advertised by TTC corporation. The TKO-500 is rated to handle 500 ft. lbs of torque and the TKO-600 is rated to handle 600 ft. lbs. of torque!
• Unique internal shift-rail system that accommodates up to eight shifter - locations ranging from 14” to 27” from face of the bell housing. This means more flexibility to fit more GM cars!
• Increased gas mileage and lower cruising RPM’s due to 5th gear overdrive. You will experience as much as a 36% reduction in RPM’s while in 5th gear!
• Rear cross member bolt pattern designed to fit most GM applications.
• High performance, billet aluminum, short throw shifter.
• Speedometer pickups for mechanical or electric speedometers.
• Optional gear ratios for TKO-600: .64 5th gear for lower RPM cruising or .82 5th gear for road race applications.
• 26 spline, 1 1/8” input shaft and 31 spline output shaft.
• Re-designed and upgraded transmission internals for a stronger, longer lasting transmission.
• Appropriate for street cruising & performance and some race applications.
• 6 month warranty from Tremec
  

Available models and gear ratios:

Model	Part Number	1st	2nd	3rd	4th	5th	6th	Reverse	Rating
TKO-500	4616	3.27	1.98	1.34	1.00	.68	n/a	3.00	500 ft.lbs.
TKO-600	5009	2.87	1.89	1.28	1.00	.64	n/a	2.56	600 ft.lbs.
TKO-600(RR)	4618	2.87	1.89	1.28	1.00	.82	n/a	2.56	600 ft.lbs.