BOMwiki the bill-of-materials encyclopedia
30,441,950 parts mapped · 192,925 items

This page is machine-generated and unverified (what this means). Treat details as provisional. If you know this hardware, weigh in or correct it directly with Edit.

Discussion History

Main Diesel Engine

Assembly

Medium-speed marine diesel sized for sustained pushing duty. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Main Diesel Engine parts and their functions

7 top-level parts · 55 parts in total · full bill of materials below
Main Diesel Engine parts diagram: 1 engine block, 2 crankshaft, 3 piston & conrod, 4 cylinder head, 5 turbocharger, 6 fuel injection system, 7 engine heat exchanger. 55 parts in 7 assemblies.
Main Diesel Engine parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Engine Block 1×
2 Crankshaft 1×
3 Piston & Conrod 4 parts 6×
4 Cylinder Head 6×
5 Turbocharger 1× Exhaust-driven compressor boosting intake air for more power from the same displacement.
6 Fuel Injection System 3 parts 1×
7 Engine Heat Exchanger 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

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Main Diesel Engine

7 top-level lines · 14 rows shown · 55 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Engine Block pusher-tugboat-engine-block 1× 1 · part
2 Crankshaft pusher-tugboat-crankshaft 1× 1 · part
3 Piston & Conrod 4 parts pusher-tugboat-piston-assembly 6× 6 6 assembly
3.1 Piston pusher-tugboat-piston 1× 6 · part
3.2 Connecting Rod pusher-tugboat-conrod 1× 6 · part
3.3 Piston Ring pusher-tugboat-piston-ring 3× 18 · part
3.4 Ball Bearing ball-bearing 1× 6 · part
4 Cylinder Head pusher-tugboat-cylinder-head 6× 6 · part
5 Turbocharger pusher-tugboat-turbocharger 1× 1 · part
6 Fuel Injection System 3 parts pusher-tugboat-fuel-injection 1× 1 9 assembly
6.1 Injection Pump pusher-tugboat-injection-pump 1× 1 · part
6.2 Fuel Injector pusher-tugboat-injector 6× 6 · part
6.3 Fuel Filter pusher-tugboat-fuel-filter 2× 2 · part
7 Engine Heat Exchanger pusher-tugboat-engine-cooler 1× 1 · part

Where the main diesel engine is used

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

Used in 1 assembly

Propulsion Train

Sourcing: possible vendors

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