Powertrain
AssemblyCompact four-cylinder driving the rear wheels through a manual gearbox, sited for near-even weight balance. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Powertrain parts and their functions
6 top-level parts · 67 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Four-Cylinder Engine 7 parts | 1× | High-revving naturally aspirated or lightly boosted inline-four kept low and light. |
| 2 | Manual Gearbox 7 parts | 1× | Close-ratio six-speed manual with a short, direct shift. |
| 3 | Propeller Shaft 3 parts | 1× | Lightweight driveshaft |
| 4 | Open Differential 4 parts | 1× | Torsen limited-slip |
| 5 | Rear Axle Shaft 3 parts | 2× | |
| 6 | Exhaust System 4 parts | 1× | Lightweight stainless exhaust tuned for sound and flow. |
3D model
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Bill of materials for Powertrain
6 top-level lines · 39 rows shown · 67 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Four-Cylinder Engine 7 parts | roadster-car-engine | 1× | 1 | 14 | assembly |
| 1.1 | All-Alloy Block | roadster-car-alloy-block | 1× | 1 | · | part |
| 1.2 | DOHC Cylinder Head | coupe-car-cylinder-head | 1× | 1 | · | part |
| 1.3 | Piston | hatchback-car-piston | 4× | 4 | · | part |
| 1.4 | Crankshaft | hatchback-car-crankshaft | 1× | 1 | · | part |
| 1.5 | Camshaft | hatchback-car-camshaft | 2× | 2 | · | part |
| 1.6 | Spark Plug | spark-plug | 4× | 4 | · | part |
| 1.7 | Individual Throttle Bodies | roadster-car-itb | 1× | 1 | · | part |
| 2 | Manual Gearbox 7 parts | roadster-car-gearbox | 1× | 1 | 28 | assembly |
| 2.1 | Gearbox Housing | gearbox-housing | 1× | 1 | · | part |
| 2.2 | Helical Gear Pair | gear-pair | 6× | 6 | · | part |
| 2.3 | Synchroniser Ring | hatchback-car-synchro | 6× | 6 | · | part |
| 2.4 | Clutch Assembly 5 parts | hatchback-car-clutch | 1× | 1 | 5 | assembly |
| 2.4.1 | Clutch Disc | hatchback-car-clutch-disc | 1× | 1 | · | part |
| 2.4.2 | Pressure Plate | hatchback-car-pressure-plate | 1× | 1 | · | part |
| 2.4.3 | Release Bearing | hatchback-car-release-bearing | 1× | 1 | · | part |
| 2.4.4 | Clutch Master & Slave Cylinder | hatchback-car-clutch-hydraulics | 1× | 1 | · | part |
| 2.4.5 | Pedal Box | hatchback-car-pedal-box | 1× | 1 | · | part |
| 2.5 | Short-Throw Shifter | roadster-car-short-shifter | 1× | 1 | · | part |
| 2.6 | Ball Bearing | ball-bearing | 6× | 6 | · | part |
| 2.7 | Oil Seal | oil-seal | 3× | 3 | · | part |
| 3 | Propeller Shaft 3 parts | coupe-car-prop-shaft | 1× | 1 | 5 | assembly |
| 3.1 | Shaft Tube | coupe-car-shaft-tube | 2× | 2 | · | part |
| 3.2 | Universal Joint | coupe-car-universal-joint | 2× | 2 | · | part |
| 3.3 | Centre Support Bearing | coupe-car-centre-bearing | 1× | 1 | · | part |
| 4 | Open Differential 4 parts | differential | 1× | 1 | 6 | assembly |
| 4.1 | Differential Case | diff-case | 1× | 1 | · | part |
| 4.2 | Side Gear | side-gear | 2× | 2 | · | part |
| 4.3 | Pinion Gear | pinion-gear | 2× | 2 | · | part |
| 4.4 | Cross Pin | cross-pin | 1× | 1 | · | part |
| 5 | Rear Axle Shaft 3 parts | coupe-car-axle-shaft | 2× | 2 | 5 | assembly |
| 5.1 | CV Joint | hatchback-car-cv-joint | 2× | 4 | · | part |
| 5.2 | Shaft Bar | hatchback-car-shaft-bar | 1× | 2 | · | part |
| 5.3 | CV Boot | hatchback-car-cv-boot | 2× | 4 | · | part |
| 6 | Exhaust System 4 parts | roadster-car-exhaust | 1× | 1 | 4 | assembly |
| 6.1 | Tubular Header | roadster-car-header | 1× | 1 | · | part |
| 6.2 | Catalytic Converter | hatchback-car-catalytic-converter | 1× | 1 | · | part |
| 6.3 | Sport Muffler | roadster-car-sport-muffler | 1× | 1 | · | part |
| 6.4 | Exhaust Pipe | hatchback-car-exhaust-pipe | 1× | 1 | · | part |
Where the powertrain is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $500–$50k. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| weichai.com ↗ | Weifang, CN | Diesel & power engines | 50 units | 12–16 wks |
| cumminsindia.com ↗ | Pune, IN | Diesel engines | 50 units | 12–16 wks |
|
🇨🇳Yuchai
yuchai.com ↗
|
Yulin, CN | Diesel engines | 50 units | 12–16 wks |
| koel.co.in ↗ | Pune, IN | Diesel & gas engines | 50 units | 12–16 wks |
| ashokleyland.com ↗ | Chennai, IN | Engines & commercial vehicles | 50 units | 12–16 wks |