Cylinder Head
AssemblyCast-iron or aluminium head with injectors, valves and integrated combustion chamber. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Cylinder Head parts and their functions
9 top-level parts · 68 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Head Casting | 1× | Cast-iron head integrating cylinder walls, valve seats and combustion chambers. |
| 2 | Fuel Injector | 6× | High-pressure solenoid injector spraying diesel atomised mist into the cylinder. |
| 3 | Inlet Valve | 6× | Poppet valve opening to admit intake air, sealed by a conical seat. |
| 4 | Exhaust Valve | 6× | Poppet valve opening to discharge combustion gases at high temperature. |
| 5 | Valve Seat | 12× | Precision-machined ring of hard alloy supporting the valve face. |
| 6 | Valve Spring | 12× | [[coil-spring]] opening valve after the cam lobe passes. |
| 7 | Rocker Arm | 12× | Lever pivoting on a shaft, translating pushrod motion to valve stem. |
| 8 | Pushrod | 12× | Long hollow steel rod transmitting camshaft lobe motion to the rocker. |
| 9 | Camshaft | 1× | Rotating shaft with lobes actuating inlet and exhaust valve timing. |
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Bill of materials for Cylinder Head
9 top-level lines · 9 rows shown · 68 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Head Casting | marine-diesel-engine-head-casting | 1× | 1 | · | part |
| 2 | Fuel Injector | marine-diesel-engine-fuel-injector | 6× | 6 | · | part |
| 3 | Inlet Valve | marine-diesel-engine-inlet-valve | 6× | 6 | · | part |
| 4 | Exhaust Valve | marine-diesel-engine-exhaust-valve | 6× | 6 | · | part |
| 5 | Valve Seat | marine-diesel-engine-valve-seat | 12× | 12 | · | part |
| 6 | Valve Spring | marine-diesel-engine-valve-spring | 12× | 12 | · | part |
| 7 | Rocker Arm | marine-diesel-engine-rocker-arm | 12× | 12 | · | part |
| 8 | Pushrod | marine-diesel-engine-pushrod | 12× | 12 | · | part |
| 9 | Camshaft | marine-diesel-engine-camshaft | 1× | 1 | · | part |
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Where the cylinder head 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 |