3MO NTX TRANSAXLE SEQUENTIAL GEARBOX
Torque 500 Nm / 370 lb-ft
TX 500 Drop Gear 6 Speed
OVERVIEW
The 3MO NTV Transaxle Sequential Gearbox has been designed for Sports Car Gt – LMP type endurance racing in longitudinally mounted mid-engined race cars. The 6 Speed Sequential Gearbox has been in production since 2018 and run in class racing like the Liger JPS4 which run Ford Cyclone 385hp V6 engines in LMP type race cars weighing 920kg / 2024 lb.
The 3MO NTV gearbox can handle 500 Nm / 370 lb-ft comfortably in endurance racing with standard materials, or 650 Nm / 480 lb-ft with upgraded materials
This Transaxle uses a TFJ Self Locking Differential with a 3 + 3 disc system and a range of ramp angles to suit customer needs. There are 3 inspection ports to allow for easy checking of the Dog Rings without disassembly of the gearbox saving time.
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APPLICATIONS
Circuit – Road Racing
BENEFITS
Reliability – Wide Range of Ratios – Flexible Fitting – Quick Change Drop Gears
GEARBOX IN ACTION
SPECIFICATIONS
- 6 Speed Sequential Transaxle Gearbox with straight cut and dog engaged gears
- Maximum engine torque 500 Nm / 370 lb-ft
- 89mm / 3.5″ shaft centreline
- 17mm / 0.669″ gear tooth width
- Final Drive: 2.923, 1st: 2.5, 2nd 2.066, 3rd:1.705, 4th:1.421, 5th:1.238, 6th:1.095
13×38 3 quick change constant drive ratios
- Step up conical drive (input) – transverse cluster layout
- TFJ self locking differential with 3 + 3 disc system and many ramp angles
- Planet gear support cross
- Bevel gear guided
- Cluster removable
- Preload adjustment without disassembly
- Input shaft length and spline to suit customer needs
- Range of bellhouses for most of the popular engines
- Internal oil pump and lubrication system with steel filter
- 3 Dog Ring inspection ports
- 0-5V gear position sensor
- Lock out cable for reverse
- Weight: 85kg / 187lb
ACCESSORIES
Transaxle sequential gearbox accessories & parts
- Bell Housings and Adaptor Plates
- Gear Lever
- Shift Cut Knob for Gear Lever
- Paddle Shift Solutions
- Breather Kit
- Programmable Gear Position Display
- 52mm hydraulic clutch release bearing + feeder hoses
NOTES
- A minimum 0.7″ master cylinder can be installed on your original clutch pedal setup.
- An adjustable clutch pedal stop is needed as the hydraulic release bearing does not have an output stop.
- An oil cooler is neede for endurane racing. A 13 row cooler measuring 210 x 98 x 50mm with AN6 inlet / outlet fittings will work well.
- Must use 85w140 Mineral lubricant
- Oil Capacity is 3.5 litres / 3.6 quarts excluding lines and cooler