4102BZ-TQQ-NZ Engine Early Driver (Built-in 250)

1.Compatible Models
Host: Chaochai CY4102BZ-TQQ-NZ (Boosted Country II)4102 diesel engine
Bore x Stroke: 102x115mm, displacement 3.856L, ratedpower 88kW/2800rpm, compatible with 3-4-ton lighttrucks, 6-meter medium-sized buses, constructionmachinery loaders, and power generation units.
Oil pump accessories: VE distribution pump, built-in250 = maximum advance travel of 2.5mm (industryabbreviation for built-in 250), built-in advancer,installed inside the pump rotor, no external housing.
Second, product parameters
1. Specifications: Built-in 250 (maximum advancewidth 2.5mm), crankshaft advance angle 12°~14°,original factory base static advance angle17°+1°
2. Structure: The flying hammer is equipped with an
eccentric, spring double spring structure, and the oil pumpshaft spline is universal in original dimensions of 4102BZ.

3. Operating speed: Start at 900 rpm in advance, 1800 rpmAchieve a full advance of 2.5mm, compatible with the engineMaximum torque range of 1600~1800 rpm
4. Replacement General: Can replace the entire CY4102BZQ/BZL seriesThe factory has built-in advance device, interchangeable with the same model.
Three, Product Functions and Fault Manifestations
Function
Automatically increase the fuel supply lead anglewith rotational speed, spray fuel in advance at
rotational speed, improve atomization, reduce blacksmoke, enhance power, and reduce fuel
consumption.
Damage failure
· The early device is stuck: cold cars emit white smoke, Difficult to start, none
Power and fuel consumption surge.
· Loose flying hammer: Vibrating at idle speed, high speed black, insufficient power