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Discussion History

Cylinder Head

Assembly

Air-cooled two-valve head with pushrod-operated overhead valves. 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

4 top-level parts · 7 parts in total · full bill of materials below
Cylinder Head parts diagram: 1 engine valve, 2 valve spring, 3 rocker arm, 4 head gasket. 7 parts in 4 top-level items.
Cylinder Head parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQty
1 Engine Valve 2×
2 Valve Spring 2×
3 Rocker Arm 2×
4 Head Gasket 1×

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

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Bill of materials for Cylinder Head

4 top-level lines · 4 rows shown · 7 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Engine Valve chopper-motorcycle-valve-set 2× 2 · part
2 Valve Spring chopper-motorcycle-valve-spring 2× 2 · part
3 Rocker Arm chopper-motorcycle-rocker 2× 2 · part
4 Head Gasket chopper-motorcycle-head-gasket 1× 1 · part

Where the cylinder head is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

V-Twin Engine

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
VendorHQSpecialtyMOQLead time
🇨🇳Weichai Power
weichai.com ↗ 		Weifang, CN Diesel & power engines 50 units 12–16 wks
🇮🇳Cummins India
cumminsindia.com ↗ 		Pune, IN Diesel engines 50 units 12–16 wks
🇨🇳Yuchai
yuchai.com ↗ 		Yulin, CN Diesel engines 50 units 12–16 wks
🇮🇳Kirloskar Oil Engines
koel.co.in ↗ 		Pune, IN Diesel & gas engines 50 units 12–16 wks
🇮🇳Ashok Leyland
ashokleyland.com ↗ 		Chennai, IN Engines & commercial vehicles 50 units 12–16 wks