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TREMEC TKO, TREMEC Magnum & A41 Conversion Kits for MOPAR Street Rod & Truck

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TREMEC Transmissions for Mopar Street Rod & Truck
Whether you're building a 1927 Dodge Brothers Six or a 1954 Plymouth Plaza, SST has you covered with Tremec TKO 5-speed, T56 Magnum 6-speed, and SST A41 automatic 4-Speed overdrive kits.

Multiple shifter locations are available along with many accessory options such as bellhousings, flywheels, clutch kits and hydraulic clutch actuators.

Use the tabs above to learn more.

 

Tremec TKO Builder's Kit for Mopar Street Rod and Truck

TREMEC TKO Builders Kit for Mopar Street Rod and Truck

The good ol' days never had it this good!

 

Printer

Download or print the installation manual here: Installation Manual

 

When you convert to the Tremec TKO 5 Speed, you will experience:

  • 30-50% increase in fuel economy
  • Low RPM cruising for greatly reduced driver fatigue and an improved highway driving experience. Road trips are fun again!
  • Reduced engine wear leading to longer engine life
  • Cooler engine operating temperatures
  • Reduced NVH (noise - vibration - harshness)

 

Tremec TKO Gear Ratios

TKO 500

3.27, 1.98, 1.34, 1.00, 0.68

 

TKO 600

2.87, 1.89, 1.28, 1.00, 0.64 / 0.82

 

Silver Sport Transmissions Overdrive Kit Overview

TREMEC TKO PerfectFit Kit Mopar Street Rod and Truck

 

PerfectFit™ Tremec TKO Kit Components for conversion from 3 or 4 speed manual

  1. Tremec TKO 5 Speed Overdrive - Multiple build options to choose from
    • 500-600 torque capacity wide or close ratio.
    • Compact billet aluminum shifter mechanism provides smooth shifting with short throws. True internal offset with perfect factory shifter positioning.
    • Exclusive SST case customization - CNC machined for a PerfectFit™ without compromise to the transmission
    • Thoroughly tested for leaks and performance.
    • 3 Year market leading warranty
    • Optional Carbon Fiber Lined Synchronizer blocker ring upgrade for higher rpm shift capability
  2. Driveshaft & Slip Yoke
    • Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard.
  3. Speedometer Connection
    • Mechanical and electronic compatible
  4. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
  5. Reverse Light Connector
  6. Pilot Bearing
    • Super heavy duty needle roller type with lube seal for long life
  7. Isolator Mount
    • Rubber for vibration isolation or optionalheavy-duty poly for track duty
  8. Installation Hardware
  9. Detailed Installation Instructions - including free lifetime tech support
  10. Market Leading Warranty - learn more

 

Request a Quick Quote

 

Optional components offered

  1. Carbon Fiber Lined Synchronizer Blocker Ring and Bronze Shift Fork Pad Upgrade
    • For higher rpm shift capability and increased durability
  2. Heavy Duty Poly Isolator Mount Upgrade
    • For track duty
  3. Hydraulic Clutch Actuator Kit - Modern technology with less pedal effort
    • Master cylinder - high quality Wilwood
    • Heavy-Duty concentric slave cylinder - 1,000,000 cycle service life
    • Pre-engineered under dash mount for master cylinder - eliminates guess work for easy installation
    • Remote reservoir with hose
    • Braided steel pressure hose
    • Pedal pushrod and all hardware
    • Detailed installation instructions
  4. Flywheel
    • Billet steel, not cast steel, for improved durability and safety.
  5. Clutch Kit
    • High performance, long life packages with easy pedal effort tailored to your needs
  6. Bellhousing
    • Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements
  7. Shifter Handle
  8. Shifter Ball
    • For aftermarket shifters, available in white or black for that classic look. Engraved with 5 speed shift pattern.

 

Request a Quick Quote

 

Why buy from Silver Sport Transmissions?

  1. Fast Shipping
    • Popular kits are in stock for short lead times
  2. Complete Kits
    • Why go to multiple sources for parts? Make one phone call and get things going on your project now.
  3. Excellent Customer Service
    • Lifetime tech support
    • Knowledgeable staff
  4. Premium Components
    • Only approved, high quality parts are sold by SST.
  5. Engineering Know How
    • Only SST has experienced and licensed engineers on staff. We know what fits, what works and how to install it.

 

Call today and let us assemble a custom kit just for you, or complete a Quick Quote

Printer

Download or print the installation manual here: Installation Manual

 

When you convert to the Tremec TKO 5 Speed, you will experience:

  • 30-50% increase in fuel economy
  • Low RPM cruising for greatly reduced driver fatigue and an improved highway driving experience. Road trips are fun again!
  • Reduced engine wear leading to longer engine life
  • Cooler engine operating temperatures
  • Reduced NVH (noise - vibration - harshness)

 

Tremec TKO Gear Ratios

TKO 500

3.27, 1.98, 1.34, 1.00, 0.68

 

TKO 600

2.87, 1.89, 1.28, 1.00, 0.64 or 0.82

 

Silver Sport Transmissions Overdrive Kit Overview

TREMEC TKO PerfectFit Kit Mopar Street Rod and Truck

PerfectFit™ Tremec TKO Kit Components for conversion from an automatic

  1. Tremec TKO 5 Speed Overdrive - Multiple build options to choose from
    • 500-600 torque capacity wide or close ratio.
    • Compact billet aluminum shifter mechanism provides smooth shifting with short throws. True internal offset with perfect factory shifter positioning.
    • Exclusive SST case customization - CNC machined for a PerfectFit™ without compromise to the transmission
    • Thoroughly tested for leaks and performance.
    • Market Leading Warranty - learn more
    • Optional Carbon Fiber Lined Synchronizer blocker ring upgrade for higher rpm shift capability
  2. Driveshaft & Slip Yoke
    • Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard.
  3. Speedometer Connection
    • Mechanical and electronic compatible
  4. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
  5. Reverse Light Connector
  6. Pilot Bearing
    • Super heavy duty needle roller type with lube seal for long life
  7. Flywheel
    • Billet steel, not cast steel, for improved durability and safety.
  8. Clutch Kit
    • High performance, long life packages with easy pedal effort tailored to your needs
  9. Throwout Bearing
  10. Bellhousing & Inspection Plate
    • Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements
  11. Shifter Boot & Trim Ring
  12. Shifter Handle
  13. Shifter Ball
    • For aftermarket shifters, available in white or black for that classic look. Engraved with 6 speed shift pattern.
  14. Isolator Mount
    • Rubber for vibration isolation or optionalheavy-duty poly for track duty
  15. Installation Hardware
  16. Detailed Installation Instructions - including free lifetime tech support
  17. Market Leading Warranty - learn more

 

Request a Quick Quote

 

Optional components offered

  1. Carbon Fiber Lined Synchronizer Blocker Ring and Bronze Shift Fork Pad Upgrade
    • For higher rpm shift capability and increased durability
  2. Heavy Duty Poly Isolator Mount Upgrade
    • For track duty
  3. Hydraulic Clutch Actuator Kit - Modern technology with less pedal effort
    • Master cylinder - high quality Wilwood
    • Heavy-Duty concentric slave cylinder - 1,000,000 cycle service life
    • Pre-engineered under dash mount for master cylinder - eliminates guess work for easy installation
    • Remote reservoir with hose
    • Braided steel pressure hose
    • Pedal pushrod and all hardware
    • Detailed installation instructions
  4. T-Handle Shifter

 

Request a Quick Quote

 

Why buy from Silver Sport Transmissions?

  1. Fast Shipping
    • Popular kits are in stock for short lead times
  2. Complete Kits
    • Why go to multiple sources for parts? Make one phone call and get things going on your project now.
  3. Excellent Customer Service
    • Lifetime tech support
    • Knowledgeable staff
  4. Premium Components
    • Only approved, high quality parts are sold by SST.
  5. Engineering Know How
    • Only SST has experienced and licensed engineers on staff. We know what fits, what works and how to install it.

 

Call today and let us assemble a custom kit just for you, or complete a Quick Quote

Magnum 6-Speed Basic Kit for Mopar

TREMEC Magnum 6-Speed Basic Kit for Mopar Street Rod and Truck

Highway Cruising Double Overdrive!

Printer Download or print the installation manual here: Installation Manual

 

When you convert to the Tremec Magnum 6 Speed, you will experience:

  • 30-50% increase in fuel economy
  • Low RPM cruising for greatly reduced driver fatigue and an improved highway driving experience. Road trips are fun again
  • Reduced engine wear leading to longer engine life
  • Cooler engine operating temperatures
  • Reduced NVH (noise - vibration - harshness)

 

Tremec Magnum Gear Ratios

2.66, 1.78, 1.30, 1.00, 0.80, 0.63
2.97, 2.10, 1.46, 1.00, 0.80, 0.63

 

Silver Sport Transmissions Basic Kit Overview

Buy Now

 

This is SST's Basic Kit with only the essentials included. It's perfect for builders able to fabricate or modify their own crossmember and tunnel hump.

 

Tremec Magnum Kit Components

 

TREMEC Magnum T56 Basic Kit for Mopar Street Rod and Truck

  1. Tremec Magnum 6 Speed Double Overdrive
    • 700 torque capacity wide or close ratio.
    • Friction Lined Synchronizer Blocker Rings come standard for easy high RPM shifts
    • Full 12 month warranty with unlimited technical support, 24 month installation window
    • Optional Add the Front Shift Kit for bench seat clearance
  2. Slip Yoke
  3. Speedometer Connection
    • Mechanical and electronic compatible
  4. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
  5. Reverse Light Connector
  6. Pilot Bearing
    • Super heavy duty needle roller type with lube seal for long life
  7. Isolator Mount
    • Rubber for vibration isolation
  8. Installation Hardware
  9. Detailed Installation Instructions - including free lifetime tech support
  10. Market Leading Warranty - learn more

 

Optional components offered

  1. Flywheel Billet steel, not cast steel, for improved durability and safety.
  2. Clutch Kit
    • High performance, long life packages with easy pedal effort tailored to your needs
  3. Bellhousing
    • Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements
  4. Shifter Handle
  5. Shifter Ball - For aftermarket shifters, available in white or black for that classic look. Engraved with 6 speed shift pattern.
  6. Throwout Bearing

 

Why buy from Silver Sport Transmissions?

  1. Fast Shipping
    • Popular kits are in stock for short lead times
  2. Complete Kits
    • Why go to multiple sources for parts? Make one phone call and get things going on your project now.
  3. Excellent Customer Service
    • Lifetime tech support
    • Knowledgeable staff
  4. Premium Components
    • Only approved, high quality parts are sold by SST.
  5. Engineering Know How
    • Only SST has experienced and licensed engineers on staff. We know what fits, what works and how to install it.

 

Call today and let us assemble a custom kit just for you.

A41 4-Speed Automatic Basic Kit for Mopar

A41 4L60E Basic Kit for Mopar Street Rod and Truck

Put it in drive and watch the gas stations go by.

The A41 4 Speed Automatic Transmission Basic Builder's Kit

This is a basic builder's kit, cutting and/or fabrication may be required for installation.

View the Installation Manual and View the Floor Shifter Installation Manual

 

GM A41

A41 Ratio: 3.06, 1.63, 1.00, 0.70

Available in three stages:

Stage 1 - 450 Torque
Stage 2 - 550 Torque
Stage 3 - 650 Torque

 

Features:

  • Low RPM Cruising
  • Great Shift Quality
  • Dyno Tested
  • Stand Alone Electronic Controller
  • Lockup Torque Converter with Optional Stall Speeds

 

The A41 is an excellent way to replace your tired 904, 727, 518, Powerglide, TH350 (Turbo 350), TH400 (Turbo 400), 200R4 (200-4R) or 700R4 with modern technology that offers better acceleration and a 30% reduction in cruising rpms.

COMPUSHIFT Sport

COMPUSHIFTThe COMPUSHIFT Sport is the next generation of transmission controllers.

  • All the connectors - The COMPUSHIFT Sport transmission controller looms come with a full set of Plug and Play OEM Connectors for all supported transmissions - making installation effortless.
  • Smart Phone Integration - COMPUSHIFT Sport brings you the first-ever smartphone integrated transmission controller. This makes programming dead easy – allowing programming via Android or iOS smartphones, tablets, PCs and Macs. Connectivity includes both Bluetooth and dual independent CAN bus networks. All software is included.
  • Fully Customize Your Transmission - Get full and precise control of the shifting strategy for your transmission. COMPUSHIFT Sport and Pro are delivered with versatile factory-set programming for a wide variety of transmission and engine combinations. However, you can completely customize settings to your exact specifications.

 

COMPUSHIFT Sport Technical Specifications

COMPUSHIFT

Smart Phone / Tablet / Computer Integration:

  • COMPUSHIFT Sport brings you the first-ever smartphone integrated transmission controller. This makes programming dead easy – allowing programming via Android or iOS smartphones, tablets, PCs and Macs. Connectivity includes both Bluetooth and dual independent CAN bus networks. All software is included.

 

Control:

  • Get full and precise control of the shifting strategy for your transmission. COMPUSHIFT Sport and Pro are delivered with versatile factory-set programming for a wide variety of transmission and engine combinations. However, you can completely customize settings to your exact specifications.
  • Fully adjustable shift speeds, shift feel and torque converter clutch control.
  • Provides adjustable output for speedometer calibration.

 

Compatibility:

  • COMPUSHIFT has the capability of communicating with many different factory and aftermarket engine controllers for quick plug and play setup. No wire splicing required.
  • Uses industry-standard trouble codes

 

Ease of Setup:

  • All The Connectors - The COMPUSHIFT Sport transmission controller looms come with a full set of Plug and Play OEM Connectors for all supported transmissions - making installation effortless.
  • COMPUSHIFT software is upgradeable in the field via Bluetooth. Updates are available via Google Play, Kindle and the Apple App Store.
  • Two full sets of calibration modes that can be selected by button or app.
  • Transfer case switch input for shift / speedometer calibration in low range / 4WD vehicles.

 

Durability:

  • Highly Water and Dust Proof - IP65 Rated

 

Request a Quick Quote

A41 4L60E PerfectFit Kit for 1962-1965 Coronet, Satellite, Belvedere, Savoy, Fury, Dart, Coronet, 330, 440, Polara

Each Basic Kit comes with the correct components for your application and will include the following parts:

 

  • Automatic Transmission - A41 (GM 4L60E / GM 4L65E Aftermarket replacement)
  • COMPUSHIFT Sport Controller
  • Dipstick and Tube - OEM Style
  • Auxiliary Oil Cooler - High performance for Stage 2 and 3 only, Optional purchase for Stage 1 kits
  • Bellhousing
  • Lock Up Torque Converter - Electronically controlled, stall options available
  • Throttle Position Sensor - Bolt-on unit provides throttle feedback to computer with just 3 wires
  • Rubber Cooler Lines
  • Flex Plate - SFI Approved
  • Speedometer Cable - Mechanical Speedo Cable
  • Hardware - High strength grade 8 fasteners standard
  • Wiring - Plug & Play wiring harness
  • Inspection Cover
  • Slip Yoke
  • Reverse Light Wiring