Diesel Engine parts and their functions

10 top-level parts · 20 parts in total · full bill of materials below

#	Part	Qty	What it does
1	Engine Block	1×	Cast-iron three-cylinder diesel block.
2	Cylinder Head	1×	Cast-iron head with valves.
3	Crankshaft	1×	Forged diesel crankshaft.
4	Piston & Rod	3×	Cast piston and connecting rod.
5	Injection Pump	1×	Mechanical inline injection pump.
6	Diesel Injector	3×	Mechanical fuel injector.
7	Heat Exchanger	1×	Keel/skin tank cooling exchanger.
8	Alternator	2×	Engine-driven charging alternator.
9	Ball Bearing	4×	Deep-groove radial ball bearing.
10	Oil Seal	3×	Spring-loaded rotary lip seal that keeps lubricant inside a housing and dirt out where a shaft passes through, sized to DIN 3760.

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Bill of materials for Diesel Engine

10 top-level lines · 10 rows shown · 20 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Engine Block	narrowboat-engine-block	1×	1	·	part
2	Cylinder Head	narrowboat-cylinder-head	1×	1	·	part
3	Crankshaft	narrowboat-crankshaft	1×	1	·	part
4	Piston & Rod	narrowboat-piston	3×	3	·	part
5	Injection Pump	narrowboat-injection-pump	1×	1	·	part
6	Diesel Injector	narrowboat-injector	3×	3	·	part
7	Heat Exchanger	narrowboat-heat-exchanger	1×	1	·	part
8	Alternator	narrowboat-alternator	2×	2	·	part
9	Ball Bearing	ball-bearing	4×	4	·	part
10	Oil Seal	oil-seal	3×	3	·	part

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Where the diesel engine is used

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

• Marine 1 Canal Narrowboat

Used in 1 assembly

Canal Narrowboat

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 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