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    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    “400LW” Liteweight
    “400XLT” Xtra-Lite
    Turbo II Two Speed
    Turbo III XST Three Speed
    “350XLT” Xtra-Lite
    Torque-Flight 727
    C-6
    C-4
    Xtreme Marine Transmission

    converters

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    Turbo II XST TWO SPEED
    Turbo III XST THREE SPEED
    Torque-Flight 727
    Torque-Flight 904
    C-6
    C-4
    Turbo Hydramatic 200
    Turbo Hydramatic 200-4R
    ’93-’97 LT1 4L60E, C5 CORVETTE 4L60E/4L65E
    ’98 – UP 4L60E LS ENGINE
    Turbo Hydramatic 6L80E
    Specialty

    components

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L80E
    Torque-Flight 727
    C-4
    C-6
    Adapter Plates
    Accessories
    Flexplates
    Shifters
    Torque Converter

    Deals

    Refurbished Converters
    Refurbished Transmissions
    Garage Sale

    Services

    Transmission Rebuild and Repair
    Torque Converter Rebuild and Repair
    Super Finishing
  • Tech
    • Product Instructions
  • Car Spec Form
  • Contact
    • Contact Us
    • Application For Employment
    • Car Spec Form
    • Converter Repair Form
    • Returns
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(765) 456-3957 "A WINNING COMBINATION!"
  • Home
  • Shop

    transmissions

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    “400LW” Liteweight
    “400XLT” Xtra-Lite
    Turbo II Two Speed
    Turbo III XST Three Speed
    “350XLT” Xtra-Lite
    Torque-Flight 727
    C-6
    C-4
    Xtreme Marine Transmission

    converters

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    Turbo II XST TWO SPEED
    Turbo III XST THREE SPEED
    Torque-Flight 727
    Torque-Flight 904
    C-6
    C-4
    Turbo Hydramatic 200
    Turbo Hydramatic 200-4R
    ’93-’97 LT1 4L60E, C5 CORVETTE 4L60E/4L65E
    ’98 – UP 4L60E LS ENGINE
    Turbo Hydramatic 6L80E
    Specialty

    components

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L80E
    Torque-Flight 727
    C-4
    C-6
    Adapter Plates
    Accessories
    Flexplates
    Shifters
    Torque Converter

    Deals

    Refurbished Converters
    Refurbished Transmissions
    Garage Sale

    Services

    Transmission Rebuild and Repair
    Torque Converter Rebuild and Repair
    Super Finishing
  • Tech
    • Product Instructions
  • Car Spec Form
  • Contact
    • Contact Us
    • Application For Employment
    • Car Spec Form
    • Converter Repair Form
    • Returns
  • My account
$0.00 0 Cart
  • Home
  • Shop

    transmissions

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    “400LW” Liteweight
    “400XLT” Xtra-Lite
    Turbo II Two Speed
    Turbo III XST Three Speed
    “350XLT” Xtra-Lite
    Torque-Flight 727
    C-6
    C-4
    Xtreme Marine Transmission

    converters

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    Turbo II XST TWO SPEED
    Turbo III XST THREE SPEED
    Torque-Flight 727
    Torque-Flight 904
    C-6
    C-4
    Turbo Hydramatic 200
    Turbo Hydramatic 200-4R
    ’93-’97 LT1 4L60E, C5 CORVETTE 4L60E/4L65E
    ’98 – UP 4L60E LS ENGINE
    Turbo Hydramatic 6L80E
    Specialty

    components

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L80E
    Torque-Flight 727
    C-4
    C-6
    Adapter Plates
    Accessories
    Flexplates
    Shifters
    Torque Converter

    Deals

    Refurbished Converters
    Refurbished Transmissions
    Garage Sale

    Services

    Transmission Rebuild and Repair
    Torque Converter Rebuild and Repair
    Super Finishing
  • Tech
    • Product Instructions
  • Car Spec Form
  • Contact
    • Contact Us
    • Application For Employment
    • Car Spec Form
    • Converter Repair Form
    • Returns
  • My account
$0.00 0 Cart
(765) 456-3957 “A WINNING COMBINATION!”
CoanEngineeringLogo
$0.00 0 Cart
  • Home
  • Shop

    transmissions

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    “400LW” Liteweight
    “400XLT” Xtra-Lite
    Turbo II Two Speed
    Turbo III XST Three Speed
    “350XLT” Xtra-Lite
    Torque-Flight 727
    C-6
    C-4
    Xtreme Marine Transmission

    converters

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    Turbo II XST TWO SPEED
    Turbo III XST THREE SPEED
    Torque-Flight 727
    Torque-Flight 904
    C-6
    C-4
    Turbo Hydramatic 200
    Turbo Hydramatic 200-4R
    ’93-’97 LT1 4L60E, C5 CORVETTE 4L60E/4L65E
    ’98 – UP 4L60E LS ENGINE
    Turbo Hydramatic 6L80E
    Specialty

    components

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L80E
    Torque-Flight 727
    C-4
    C-6
    Adapter Plates
    Accessories
    Flexplates
    Shifters
    Torque Converter

    Deals

    Refurbished Converters
    Refurbished Transmissions
    Garage Sale

    Services

    Transmission Rebuild and Repair
    Torque Converter Rebuild and Repair
    Super Finishing
  • Tech
    • Product Instructions
  • Car Spec Form
  • Contact
    • Contact Us
    • Application For Employment
    • Car Spec Form
    • Converter Repair Form
    • Returns
  • My account
CoanEngineeringLogo
$0.00 0 Cart
  • Home
  • Shop

    transmissions

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    “400LW” Liteweight
    “400XLT” Xtra-Lite
    Turbo II Two Speed
    Turbo III XST Three Speed
    “350XLT” Xtra-Lite
    Torque-Flight 727
    C-6
    C-4
    Xtreme Marine Transmission

    converters

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L60E
    Turbo Hydramatic 4L80E
    Superglide XST
    Turbo II XST TWO SPEED
    Turbo III XST THREE SPEED
    Torque-Flight 727
    Torque-Flight 904
    C-6
    C-4
    Turbo Hydramatic 200
    Turbo Hydramatic 200-4R
    ’93-’97 LT1 4L60E, C5 CORVETTE 4L60E/4L65E
    ’98 – UP 4L60E LS ENGINE
    Turbo Hydramatic 6L80E
    Specialty

    components

    Powerglide
    Turbo Hydramatic 400
    Turbo Hydramatic 350
    Turbo Hydramatic 700R4
    Turbo Hydramatic 4L80E
    Torque-Flight 727
    C-4
    C-6
    Adapter Plates
    Accessories
    Flexplates
    Shifters
    Torque Converter

    Deals

    Refurbished Converters
    Refurbished Transmissions
    Garage Sale

    Services

    Transmission Rebuild and Repair
    Torque Converter Rebuild and Repair
    Super Finishing
  • Tech
    • Product Instructions
  • Car Spec Form
  • Contact
    • Contact Us
    • Application For Employment
    • Car Spec Form
    • Converter Repair Form
    • Returns
  • My account
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ManufactureR OF USA MADE Transmissions, Torque Converters & Components

 
MADE IN THE USA SINCE 1976!

MADE IN THE USA SINCE 1976!

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Engineered to win

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MADE IN THE USA SINCE 1976!

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Manufacturer OF USA MADE Transmissions, Torque Converters & Components

MADE IN THE USA SINCE 1976!

Featured Products

COA-170360-2XA-LU - "SUPER MEGA XL" 258MM XTRA-LITE BILLET SERIES ALUMINUM LOCK-UP CONVERTER, BOLT-TOGETHER, 6 BOLT BILLET ALUMINUM COVER, XST SPRAG, 1-...-0
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COA-170360-2XA-LU - "SUPER MEGA XL" 258MM XTRA-LITE BILLET SERIES ALUMINUM LOCK-UP CONVERTER, BOLT-TOGETHER, 6 BOLT BILLET ALUMINUM COVER, XST SPRAG, 1-...

COA-22897 - BILLET ALUMINUM INT PISTON, TH400 OEM REPLACEMENT-0
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COA-22897 - BILLET ALUMINUM INT PISTON, TH400 OEM REPLACEMENT

COA-12023-AL - "BILLET BRAKE" ALUMINUM PRO BRAKE KIT, INSTANT REACTION W/REV LOCK OUT SAFETY FEATURE, ADJUSTABLE PRESSURE REGULATOR, INCLUDES FILTER AND FILTER SPACER (STD. PATTERN)-0
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COA-12023-AL - "BILLET BRAKE" ALUMINUM PRO BRAKE KIT, INSTANT REACTION W/REV LOCK OUT SAFETY FEATURE, ADJUSTABLE PRESSURE REGULATOR, INCLUDES FILTER AND FILTER SPACER (STD. PATTERN)

COA-22880-AL-LU - "ULTIMATE XST LOCK-UP" KIT, INCLUDES 1-1/4" 29 SPLINE INPUT SHAFT, COMPLETE ALUMINUM PUMP ASSEMBLY W/ 32 SPLINE HEAT TREATED BOLT-IN S...-0
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COA-22880-AL-LU - "ULTIMATE XST LOCK-UP" KIT, INCLUDES 1-1/4" 29 SPLINE INPUT SHAFT, COMPLETE ALUMINUM PUMP ASSEMBLY W/ 32 SPLINE HEAT TREATED BOLT-IN S...

COA-22822-AL - EXTREME DUTY ALUMINUM PUMP ASSEMBLY, ALUM PUMP BODY, ALUMINUM COVER W/ WEAR PLATE, HEAT TREATED BOLT-IN STATOR, ADJUSTABLE REGULATOR, FIT...-0
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COA-22822-AL - EXTREME DUTY ALUMINUM PUMP ASSEMBLY, ALUM PUMP BODY, ALUMINUM COVER W/ WEAR PLATE, HEAT TREATED BOLT-IN STATOR, ADJUSTABLE REGULATOR, FIT...

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Technology

HellCat
Planataries
TH400XLT-DirectDrumConversionKit
Stator
TH400-AdjustableRearServo
TH400
StatorTube

ABOUT US

Coan Engineering was founded in 1976, by Dave Coan, as a two-man operation in a small Kokomo, Indiana garage. Kokomo is a town of rich automotive heritage, dating back to Elwood Haynes’ first automobile… READ MORE >>

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Our Location

2277 E North St, Kokomo, IN 46901

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