Key Selling Points:

 #1 Selling Tremec Swap Kit to install a modern 5-speed overdrive into a muscle car, street rod or truck.

Internal Offset = Best fit & best Shift Quality using Keisler’s proprietary offset linkage design combined with custom case, tailhousing and shifter mechanism.  No sloppiness or slack in the shifter handle like other lesser quality competitive offerings.
Minimum or No Tunnel Modification, Correct Driveline Angle

Up to 36% RPM drop & more than 35% fuel efficiency improvement on highway

Leak Checked using automated inspection equipment, triple quality inspected

Bolts directly to factory aluminum bellhousings and SFI race bellhousings.

Complete Kits offer super duty box construction crossmember for exhaust system clearance, computer dynamic balanced driveshaft, speedometer cable, reverse light and neutral safety wiring harness, needle roller bearing, packaged hardware, highly illustrated manual.

Full line of accessories

Retail:   Kits from $2195

Rating: TKO- 500  500 HP / 500 FT-LB  TKO-600  600 HP / 600 FT-LB

Ratios:  TKO-500 (standard ratio) 3.27, 1.98, 1.34, 1.0, 0.68
TKO-600 (close ratio) 2.87, 1.89, 1.28, 1.0, 0.64
TKO-600 (road race ratio):  2.87, 1.89, 1.28, 1.0, 0.82