There are several different versions of the Toyota Supra sports car available. The difference between these versions has to do with the transmission. One popular Toyota Supra model has a V160 transmission, which was developed by Getrag Gmbh Germany.
In case you didn’t know, Getrag is the biggest transmission system supplier in the entire world. They supply transmissions for all types of vehicles, including commercial vehicles and passenger cars. The Toyota Supra V160 is sometimes referred to as the Getrag 233, especially in foreign markets.
The V160 transmission is totally synchronized. First gear and third gear have 3-way cone synchronizers. Third gear and fourth gear have dual-cone synchronizers. Reverse gear, fifth gear, and sixth gear have solitary cone synchronizers. Below are the gear ratios of these gears
- First Gear Ratio: 3.827. For every 1000 RPM, the ratio is 9.59.
- Second Gear Ratio: 2.36. For every 1000 RPM, the ratio is 15.55.
- Third Gear Ratio: 1.685. For every 1000 RPM, the ratio is 21.78.
- Fourth Gear Ratio: 1.312. For every 1000 RPM, the ratio is 27.97.
- Fifth Gear Ratio: 1. For every 1000 RPM, the ratio is 36.69.
- Sixth Gear Ratio: 0.793. For every 1000 RPM, the ratio is 46.27.
- Reverse Gear Ratio: 3.28. For every 1000 RPM, the ratio is 11.19.
Parts and Oil
The Toyota Supra V160 has a lubricant capacity of 1.8 liters. According to the manufacturer, the oil specification for the transmission is Toyota V160 Gearbox fluid. This fluid is certified by Getrag and is the best choice for the transmission. Alternatively, you can also choose Castrol Transmax Z instead.
Let’s examine the seals, synchronizers, and bearings of the engine.
- Speed Sensor O-Ring
- Main Control Rod Oil Seal
- Rear Oil Seal
- Front Inner Oil Seal
- Front Outer Oil Seal
- The diameter of #1 First and Second gear is 81mm.
- The diameter of #2 First and Second gear is 76mm.
- The diameter of #3 First and Second gear is 70mm.
- The diameter of #1 Third and Fourth gear is 81mm.
- The diameter of #2 Third and Fourth gear is 76mm.
- The diameter of #1 Fifth and Sixth gear is 84mm.
- The diameter of #1 Reverse gear is 72mm.
Transmissions have several moving components in them. They depend on bearings to help reduce the friction that takes place between their moving components. The Toyota Supra V160 has the following bearings:
- The clutch housing contains a tapered roller bearing and regular roller bearing
- The countershaft contains a pilot bearing known as the sealed angular contact ball bearing
- The intermediate housing contains a tapered roller bearing and regular roller bearing
- The rear housing of the output shaft contains a roller bearing
- The countershaft gears of the rear housing contain a roller bearing
Below are the various sizes of the various parts of a Supra V160 transmission system.
- The length between the bell housing and output shaft is 650mm
- The length between the bell housing and end case is 620mm
- The length between the bell housing and the center of the shifter is 755m
- The width of the bell housing is 395mm
- The maximum width of the gear case is 215mm
- The height of the bell housing is 358mm
- The maximum height of the gear case is 270mm
- The drive plate diameter of the input shaft OD is 252mm
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The Toyota Supra V160 was built to perform powerfully and efficiently. Although many of these original parts are no longer manufactured, you can probably find used parts or substitute parts to replace the originals if need be.
Tamiya 24351 1/24 Toyota GR Supra