CY4102BZQ

Popular engine, with strong power and commercial price

Application scale:
	·This version is a reinforced engine ideally for 2-3 ton trucks, high- grade intercity buses, Luxury tourist buses and also serves for other machineries by modification.
The main technical performance:
	CY4102BZQ turbo charged diesel engine is developed on the base of CY4102BQ natural -aspirated diesel engine, adopting waste gas turbo charge technology, by improving design on intake and exhaust system, fuel supply system, combustion system,cooling system and lubrication system,with Euro I emission standard.In order to improve cold start performance,preheating system is designed and installed inside the cylinder. CY4102BZQ model diesel engine parts and components have high exchangeability with those of 4102BQ series diesel engines, with good access to spare parts and easy maintenance. ·Crankshaft material: 42CrMo,with nitriding surface treatment.·Injection pump:  Bosch reinforced A type pump, with boost compensator·Injector:  Long body closed type,with holes4×Φ0.32  ·Waste gas turbocharger:  Radial flow, with gas release valve.·Oil pump:  Gear type, with pressure limit valve·Oil filter:  Full flow paper element·Oil cooler:  Water-cooled build-in plate case type·Fuel filter:  Single stage, paper element·Water pump: Vane centrifugal.

The main technical parameters of CY4102BZQ
Model	CY4102BZQ economizer environmental protection diesel engine
Type	Vertical, in-line, water-cooled, four strokes, exhaust turbo-charging
No. of cylinder-bore×stroke	4—102×118
Displacement	3.856
Type of combustion chamber	Direct injection, square combustion chamber
Compression ratio	16.5:1
Rated power/speed (KW/r/min)	81/2800
Max torque/speed(N·m/r/min)	324/1400-1800
Full load min.fuel onsumption	209
Max. idling speed	3080
Idling steady speed	≤650
Oil & fuel consumption percent ratio %	≤0.3
Firing order	1-3-4-2
Emission standard	Euro I
Net weight	340
Overall dimension(L×W×H)mm	810×660×813
Application	JAC light-duty truck

CY4102BZQ