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Position： Engine»Diesel Engine»Marine Engine

YC6K12

Product technical characteristics:

1. High-efficiency turbocharged/turbocharged and intercooled technology with sufficient power reserve.

2、Using Yuchai's proprietary piston ring sealing technology and valve oil sealing technology, lubricant consumption is more than 50% lower than that of domestic products of the same power class.

3、The body and cylinder head are made of alloy cast iron with high degree of strengthening, and adopt complete crankshaft.

Market:

Suitable for 20~36meters fishing boats, 1000~2500 tons transportation boats, 180~300kW marine generator sets, etc.

Model Rated Power@Speed
Main engine YC6K365L-C20 268kW(365Ps)@1500rpm
YC6K400L-C20 294kW(400Ps)@1500rpm
YC6K420L-C20 309kW(420Ps)@1500rpm
YC6K460L-C20 338kW(460Ps)@1800rpm
High speed boat engine YC6K500L-C20 367kW(500Ps)@2100rpm
YC6K550L-C20 404kW(550Ps)@2100rpm
YC6K600L-C20 441kW(600Ps)@2100rpm
Auxiliary engine YC6K365L-C20 268kW(365Ps)@1500rpm
YC6K400L-C20 294kW(400Ps)@1500rpm
YC6K420L-C20 309kW(420Ps)@1500rpm
YC6K460L-C20 338kW(460Ps)@1800rpm
SPECIFICATION
1 L-6,4-Stroke-Cycle-Diesel
2 Emissions IMO Tier 2
3 Displacement 12.155L(741.75cuin)
4 Compression ratio 16.5:1
5 Rated engine speed 1500-2100rpm
6 Bore 129mm(5.08in)
7 Stroke 155mm(6.10in)
8 Firing order 1-5-3-6-2-4
9 Injection timing /
10 Aspiration Turbocharged-Intercooled
11 Governor ECU(Common rail)
12 Cooling system Fresh water forced closed circulation cooling
13 Weight ,Net Dry(approx) 1,260kg(2,777.7b)
14 Cooling System (engine only) 40L(10.56Gal)
15 Lube Oil System(refill) 31L(8.19Gal)
16 Oil Change Interval 300hrs
17 Oil brand CF-40 grade or above
18 Rotation Counterclockwise(from flywheel end)
19 Flywheel housing SAE No.1
20 Flywheel SAE No.14
21 Flywheel Teeth 143
22 Maximum Exhaust Back Pressure 10kPa
23 Dimension(LxWxH) 1815×1040×1250


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