Tech Info

A quick Video answering some of the most asked questions we receive on our tech line.

Calculating your speed in gears is not too difficult you just need a couple of pieces of information and a handy calculator like the one in the link below. Before clicking on the link below, you’ll need to know: your tire size if you need help with this  ( click here ) Your rear axle…

BREAKDOWN OF MUSTANG TRANSMISSIONS FROM 1979 TO PRESENT   SROD (SINGLE-RAIL OVERDRIVE) The Single-Rail Overdrive, otherwise known as the SROD, is considered a “wide-ratio” 4-speed gearbox and features a smooth aluminum case with fully synchronized forward gears. The reverse was left unsynchronized. The input shaft is a 10-spline while the output shaft is a 28-spline.…

“A question we are asked a lot is:  “How do I tell if I have a World-class or Non-World-class version?”

Tremec Transmission Unboxing & Review Modern DriveLine Supplement Before installing your new Tremec transmission Perform the following: Shipping Plug – On all 31-spline transmissions (TKO, TKX, all types of T56, Magnum, Magnum-F & Magnum XL) remove the shipping plug. – Remove by grabbing the shipping plug with a regular pair of pliers. Do not…

A little help with U-joint terminology and application for your custom street rod, daily cuiser, or muscle car build.

Important instructions regarding the preparation before installing your new transmission

Some great information about Oil & regular maintenance will keep your transmission in top-performing condition.

Just imagine a five-speed transmission capable of 500-600 horsepower for your C2/C3 Corvette.

How to determine transmission speedometer gear and what information is needed in order to properly calibrate a speedometer.

Video showing the simple/non-marring removal of a Pilot Bearing

Transmission swap options & helpful tips for a 5 or 6-speed upgrade

The Pro’s & Con’s of buying a used manual 5 or 6-speed, things to look for and be cautious of.

We’ve compiled five key considerations for converting your car to a 5 or 6-speed transmission

A page listing some specification info. & features of the Tremec TR 3550 transmission

A page listing some specification info. & features of the Tremec TR 3550 transmission

Installing a five-speed transmission into a classic muscle car could not be any easier these days. Not only is it easy but there are numerous choices to be had. Transmission Choices Many of the five-speed transmissions found in late model Fords (the late model being those produced in the past 35 years) can be used…

When the car is equipped with a 3 or 4-speed manual transmission, the job is a lot easier than converting from an automatic. There are two ways to install a T-5 transmission for a stick equipped car.   Use the original bell One way is to use the original bell housing and install an adapter…

Our TREMEC TKO small-block conversions are much like the T5 swap. We start with a cable operated 1995 351w Mustang Cobra R model bellhousing. This same bell housing or scatter shield can be used behind any six-bolt 289/302/351 block. The Modern Driveline clutch cable kit or hydraulic kit allows the stock early Mustang, Cougar and…

  Installing a TREMEC T-5 in place of an automatic, behind a small block Ford is relatively straight forward. Using many of the same components and concepts as used in Fox body Mustangs in the ’80s and ’90s simplifies the process. Bell housing Start by using a TREMEC T-5 bell housing assembly from a…

A quick look at Fox-body Hydraulics, SN95 Mustang hydraulics & reverse lockout modules.

  VIDEO: Step by Step Installation of a Tremec TKO Transmission   FAQ – shifts well when cold vs. hot. Answer: Adjust clutch.   Other FAQ’s regarding Installation  

Our TKO 5-Speed Conversion Kit was featured on ‘All Girls Garage’ A 1971 Oldsmobile Cutlass making it a fun drive again

Jim Smart May 31, 2016 Modern Driveline was on top of the five-speed conversion game before anyone else with complete five-speed conversion kits and great technical support. These days, the Modern Driveline discussion moves quickly to five- and six-speed conversions for all Mustang generations and a host of other popular marques like Chevy Camaro, Corvette,…

Designed for iOS and Android smartphones, this app will help you plan your project. The TREMEC Toolbox App for iOS and Android smartphones will help you simplify driveline setup, predict the effects of changing gear ratios and tire size, and calculate vehicle speed and RPM variables.   TREMEC Toolbox     Newly updated to version…

Swapping a five-speed transmission into an early Mustang, Falcon, Cougar, or almost any early Ford could not be any easier these days. Many of the five-speed transmissions found in late model Mustangs can be installed with little modification. 1965 – 66 Mustang For a 1965 – 1966 Mustang we recommend a T5 transmission for engines…

Installing a TREMEC T-5 in place of an automatic, behind a small block Ford is relatively straight forward. Using many of the same components and concepts as used in Fox body Mustangs in the ’80s and ’90s simplifies the process. Bell housing Start by using a TREMEC T-5 bell housing assembly from a…