Engine Assembly
AssemblySingle-cylinder air-cooled 2-stroke producing rotational power at the crankshaft. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Engine Assembly parts and their functions
15 top-level parts · 37 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Crankcase | 1× | split-case crankshaft housing |
| 2 | Cylinder Assembly 5 parts | 1× | cylinder + piston group |
| 3 | Crankshaft | 1× | Pressed counterweighted crankshaft converting piston motion to rotation. |
| 4 | Connecting Rod | 1× | caged needle big-end |
| 5 | Ball Bearing | 2× | main crankshaft bearings |
| 6 | Oil Seal | 2× | crankshaft seals each side |
| 7 | Diaphragm Carburetor 5 parts | 1× | diaphragm carb |
| 8 | Reed Valve Intake | 1× | reed valve intake block |
| 9 | Ignition System 4 parts | 1× | ignition + flywheel |
| 10 | Recoil Starter 5 parts | 1× | Pull-cord starter that spins the flywheel to fire the engine. |
| 11 | Air Filter | 1× | Pleated/foam filter element protecting the carburetor from sawdust. |
| 12 | Muffler 3 parts | 1× | spark-arrestor exhaust |
| 13 | Fuel System 4 parts | 1× | tank + line + filter |
| 14 | Decompression Valve | 1× | eases pull starting |
| 15 | Fastener Set | 1× | engine bolts and screws |
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Bill of materials for Engine Assembly
15 top-level lines · 41 rows shown · 37 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Crankcase | chainsaw-crankcase | 1× | 1 | · | part |
| 2 | Cylinder Assembly 5 parts | chainsaw-cylinder-assembly | 1× | 1 | 5 | assembly |
| 2.1 | Cylinder | chainsaw-cylinder | 1× | 1 | · | part |
| 2.2 | Piston | chainsaw-piston | 1× | 1 | · | part |
| 2.3 | Piston Ring Set | chainsaw-piston-ring-set | 1× | 1 | · | part |
| 2.4 | Wrist Pin | chainsaw-wrist-pin | 1× | 1 | · | part |
| 2.5 | Spark Plug Gasket | chainsaw-spark-plug-port | 1× | 1 | · | part |
| 3 | Crankshaft | chainsaw-crankshaft | 1× | 1 | · | part |
| 4 | Connecting Rod | chainsaw-connecting-rod | 1× | 1 | · | part |
| 5 | Ball Bearing | ball-bearing | 2× | 2 | · | part |
| 6 | Oil Seal | oil-seal | 2× | 2 | · | part |
| 7 | Diaphragm Carburetor 5 parts | chainsaw-carburetor | 1× | 1 | 5 | assembly |
| 7.1 | Carburetor Body | chainsaw-carb-body | 1× | 1 | · | part |
| 7.2 | Diaphragm Kit | chainsaw-carb-diaphragm-kit | 1× | 1 | · | part |
| 7.3 | Metering Needle | chainsaw-carb-needle | 1× | 1 | · | part |
| 7.4 | Coil Spring | coil-spring | 1× | 1 | · | part |
| 7.5 | O-Ring Set | oring-set | 1× | 1 | · | part |
| 8 | Reed Valve Intake | chainsaw-intake-reed | 1× | 1 | · | part |
| 9 | Ignition System 4 parts | chainsaw-ignition-assembly | 1× | 1 | 4 | assembly |
| 9.1 | Flywheel | chainsaw-flywheel | 1× | 1 | · | part |
| 9.2 | Ignition Coil | chainsaw-ignition-coil | 1× | 1 | · | part |
| 9.3 | Spark Plug | spark-plug | 1× | 1 | · | part |
| 9.4 | HT Lead | chainsaw-ht-lead | 1× | 1 | · | part |
| 10 | Recoil Starter 5 parts | chainsaw-recoil-starter | 1× | 1 | 5 | assembly |
| 10.1 | Starter Housing | chainsaw-starter-housing | 1× | 1 | · | part |
| 10.2 | Starter Pulley | chainsaw-starter-pulley | 1× | 1 | · | part |
| 10.3 | Starter Rope | chainsaw-starter-rope | 1× | 1 | · | part |
| 10.4 | Starter Pawl | chainsaw-starter-pawl | 1× | 1 | · | part |
| 10.5 | Coil Spring | coil-spring | 1× | 1 | · | part |
| 11 | Air Filter | chainsaw-air-filter | 1× | 1 | · | part |
| 12 | Muffler 3 parts | chainsaw-muffler | 1× | 1 | 3 | assembly |
| 12.1 | Muffler Body | chainsaw-muffler-body | 1× | 1 | · | part |
| 12.2 | Spark Arrestor Screen | chainsaw-spark-arrestor | 1× | 1 | · | part |
| 12.3 | Muffler Gasket | chainsaw-muffler-gasket | 1× | 1 | · | part |
| 13 | Fuel System 4 parts | chainsaw-fuel-system | 1× | 1 | 4 | assembly |
| 13.1 | Fuel Tank | chainsaw-fuel-tank | 1× | 1 | · | part |
| 13.2 | Fuel Line | chainsaw-fuel-line | 1× | 1 | · | part |
| 13.3 | Fuel Filter | chainsaw-fuel-filter | 1× | 1 | · | part |
| 13.4 | Fuel Cap | chainsaw-fuel-cap | 1× | 1 | · | part |
| 14 | Decompression Valve | chainsaw-decomp-valve | 1× | 1 | · | part |
| 15 | Fastener Set | fastener-set | 1× | 1 | · | part |
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Where the engine assembly 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 |