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TH350 Transmissions
3 Speed Automatic Racing Transmissions |
All transmissions are blueprinted
and assembled to the specific torque
demands of each engine application.
Prices listed are for base model units with
the valve body listed. Please call an ATI
Sales Technician with your car and engine
specs to discuss any needed upgrades
or options. For units producing over 1,000 HP, please
call and consult your ATI Sales Technician for
further details on what we can offer you.
Street/Strip T350
Transmission - Rated up to 400 HP
- Race Clutches and Steels
- High Flow Front Pump
- ATI Street/Strip
Valve Body
- OEM Transmission Pan
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Description |
HP Rating |
Part # |
Price |
T350 with Chevy Case - Forward Pattern Auto Shift |
400HP |
351000 |
$1,995 |
T350 with Chevy Case and Direct Fit SFI Bell - Forward Pattern Auto Shift |
400HP |
351000DF |
$2,195 |
T350 with Chevy Case - Forward Manual with Band Apply |
400HP |
351200 |
$1,995 |
T350 with Chevy Case and Direct Fit SFI Bell - Forward Manual with Band Apply |
400HP |
351200DF |
$2,195 |
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Street Rod T350
Transmission and Converter Combo - Rated up to 400 HP
Save money when you buy your transmission and converter together! Choose from
several applications that include an ATI Street/Strip transmissions, a Streetmaster Torque Converter,
transmission cooler, a “Trick Stick” locking dipstick and
tube and, on non electronic units, a case of ATI’s Super
F™ automatic transmission fluid! Other components and
a variety of options are also available.
Package Price - $3,295.00 (Part #351800)
* Credit may be obtained for the return of a good core on the
T-350 and T-400 Kits
DOWNLOAD CORE CREDIT FORM |
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Description |
Part # |
Price |
T350 Street Strip Forward Auto Transmission |
351000 |
$1995.00 |
Streetmaster Torque Converter |
408330/40
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$599.00 |
Polyurethane Transmission Mount |
206621 |
$37.95 |
Trick Stick |
406490 |
$52.95 |
Cooler with Fan |
925139 |
$205.00 |
Cooler installation Kit |
925132 |
$64.00 |
Super F ATF - Case 12 quarts |
100001-12 |
$155.88 |
Crate Fee |
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$100.00 |
Core Charge* |
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$250.00 |
Total T350 package if purchased separately |
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$3,495.75 |
PACKAGE PRICE |
351800 |
$3,295.00 |
Saves $200 when purchasing entire package
OPTION #1 - HD 36 ELEMENT SPRAG |
355682 |
$449 |
OPTION #2 - HD TORSIONAL INPUT SHAFT |
357052 |
$299 |
OPTION #3 - DEEP CAST ALUMINUM PAN |
353500 |
$191 |
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Competition T350
Transmission - Rated up to 400 HP
Reverse Manual with Band apply
- Race Clutches and Steels
- Blueprinted High Flow Front Pump
- ATI Reverse Manual Valve Body with Band Apply for
engine braking while throttle is lifted
- OEM Transmission Pan
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Description |
HP Rating |
Part # |
Price |
T350 with Chevy
Case |
400HP |
351300 |
$1,995 |
T350 with Chevy
Case and Direct Fit SFI Bell |
400HP |
351300DF |
$2,195 |
ADD a SuperCase and Bell - $1399 |

Transbrake T350
Transmission - Rated up to 850 HP
Reverse Manual no Band Apply. For race applications
only - not for street use. No engine braking while
throttle is closed!
- Race Clutches and Steels
- Blueprinted High Flow Front Pump
- Steel 36 element
HD sprag, Direct Drum assembly
- HD 300M
Input Shaft - PG or Turbo Spline
- ATI Reverse Manual Transbrake Valve Body
- Deep Aluminum Cast Pan (351470SC only)
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Description |
HP Rating |
Part # |
Price |
T350 with Chevy Case |
850HP |
351470 |
$2,695 |
T350 with Chevy Case and Direct Fit SFI Bell |
850HP |
351470DF |
$2,995 |
T350 with SuperCase and Chevy Bell |
850HP |
351470SC |
$4,195 |
Note: Specify PG or Turbo spline input |

Ultra Aluminum T350
Transmission
Used by Stock and Super Stock Eliminator Cars in NHRA & IHRA Class Racing - HP ratings below based on 3400 lbs vehicle
- Race Clutches and Steels
- Blueprinted High Flow Front Pump
- 2024 Billet Aluminum Forward Drum
- Alum. Direct Drum w/36 Element HD Sprag Assy.
- Clutch Packs set up for HP/Weight
- Super Low Drag “SLD” Option installed
- HD 300M Input Shaft - PG or Turbo Spline
- New Aluminum Super Pump Half
- New Calico Coated Low Drag Pump Gears
- Deep Aluminum Cast Pan
- Installed ATI Reverse Manual Valve Body
Note: Specify PG or Turbo spline input
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Description |
HP Rating |
Part # |
Price |
T350 with Chevy Case - Includes coated pump gears and #355270 forward drum - turbo spline only! |
850HP |
351601 |
$3,495 |
T350 with Chevy Case and Direct Fit SFI Bell - Includes coated pump gears, #355270 forward drum - turbo spline only! |
850HP |
351601DF |
$3,795 |
T350 with SuperCase and Chevy Bell |
850HP |
351601SC |
$4,995 |
T350 with SuperCase and Chevy Bell - 2.75 gears - 4 pinion |
850HP |
351642SC |
$5,495 |

Ultra Light Supercase 2.75 5-Pinion T350
Transmission
- Roller tailhousing
- Race Clutches and Steels
- 2024 Billet Aluminum Forward Drum
- Aluminum Direct Drum w/ 36 Element HD Sprag Assy
- Installed ATI Reverse Manual Valve Body
- Super Low Drag “SLD” Option installed
- HD 300M Input Shaft - PG or Turbo Spline
- New Aluminum Super Pump Half
- New Calico Coated Low Drag Pump Gears
- Deep Sheet Metal Pan
- Transmission Catch Can
- Trick Stick
- Trans Cooler Disconnects
- Polyurethane Transmission Mount
- Stainless Steel Governor Cover w/O-Ring
Note: Specify PG or Turbo spline input
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Description |
HP Rating |
Part # |
Price |
T350 with SuperCase and Chevy Bell - 2.75 gears - 5 pinion |
850HP |
351642SC |
$5,495 |
For units producing over 1000 HP, please call and consult your ATI Sales Technician for further details on what we can offer you.
** All 3-speed (non-Powerglide) transmissions
require either a like-kind core be supplied
or a unit specific core fee be paid. All 4WD
transmissions require the actual core be supplied
for preparation. Refundable core charge for
acceptable transmission cores: $175.00.
T350 Build Options
- Prices good only on installed items |
ALUMINUM PUMP HALF W. COATED GEARS |
305033K1 |
$309.00 |
STEEL 36-ELEMENT
HD SPRAG,
DIRECT DRUM ASSEMBLY |
355682 |
$449.00 |
ALUMINUM 36-ELEMENT
HD SPRAG,
DIRECT DRUM ASSEMBLY |
355702 |
$619.50 |
ALUMINUM
FORWARD DRUM with 300M
Turbo spline - 600 to 850 HP max |
355270 |
$719.97 |
DEEP CAST ALUMINUM
PAN |
353500 |
$191.00 |
SUPER LOW DRAG (SLD) OPTION
Lightweight sun shell and bearing installed |
355870 |
$250.00 |
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Heavy Duty Inputs for up to 1,000
HP
1/4" NPT male to -6 AN male
line fittings
Be certain case is 1/4 NPT NOT 1/4 straight pipe! |
960002 |
$7.50 |
T350 transmissions
require a like-kind core supplied or a unit specific
core fee be paid. All 4WD transmissions require
an actual core be supplied.
Refundable core charge for acceptable core is $175. |
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T350 Adjustable Detent Kickdown Cable
Fits T350 & T200. Inner wire is 40-1/2”
Applications |
Part # |
Price |
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T350 T200 - ADJUSTABLE DETENT KICKDOWN CABLE |
357222 |
$24.00 |
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