| Brand Name: | for Dongfeng |
| Model Number: | 4995554 4994143 |
| MOQ: | 20 Pcs |
| Price: | negotiation |
| Packaging Details: | Unified cardboard, packaging with bubble wrap inside and wrapped with film outside. Large items can be palletized or packaged according to customer needs. |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
High-quality Original Truck Parts 4995554 4994143 Valve Intake and Exhaust Air Valves Accessories for Dongfeng 6W Model B19033
Functions
| Part Number | Corresponding Component | Core Function | Operating Timing |
| 4995554 | Intake Valve | "Intake": Opens at specific times to allow fresh air (diesel engine) or a combustible mixture (gasoline engine) into the cylinder. | Engine Intake Stroke |
| 4994143 | Exhaust Valve | "Exhale": Opens at specific times to expel exhaust gases produced after combustion from the cylinder. | Engine Exhaust Stroke |
| Parameter | Intake Valve (4995554) | Exhaust Valve (4994143) |
| Material | High-strength alloy/Chromium steel | Heat-resistant Austenitic steel |
| Head Diameter | ~45.0 mm | ~42.0 mm |
| Stem Diameter | 8.0 mm | 8.0 mm |
| Overall Length | ~130.0 mm | ~130.0 mm |
| Seat Angle | 30° | 45° |
| Weight (per pc) | 0.10 kg – 0.12 kg | ≈0.12 kg |
| Hardness | Hardened tip (min. 50 HRc) | Hardened tip (min. 50 HRc) |
| Brand Name: | for Dongfeng |
| Model Number: | 4995554 4994143 |
| MOQ: | 20 Pcs |
| Price: | negotiation |
| Packaging Details: | Unified cardboard, packaging with bubble wrap inside and wrapped with film outside. Large items can be palletized or packaged according to customer needs. |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
High-quality Original Truck Parts 4995554 4994143 Valve Intake and Exhaust Air Valves Accessories for Dongfeng 6W Model B19033
Functions
| Part Number | Corresponding Component | Core Function | Operating Timing |
| 4995554 | Intake Valve | "Intake": Opens at specific times to allow fresh air (diesel engine) or a combustible mixture (gasoline engine) into the cylinder. | Engine Intake Stroke |
| 4994143 | Exhaust Valve | "Exhale": Opens at specific times to expel exhaust gases produced after combustion from the cylinder. | Engine Exhaust Stroke |
| Parameter | Intake Valve (4995554) | Exhaust Valve (4994143) |
| Material | High-strength alloy/Chromium steel | Heat-resistant Austenitic steel |
| Head Diameter | ~45.0 mm | ~42.0 mm |
| Stem Diameter | 8.0 mm | 8.0 mm |
| Overall Length | ~130.0 mm | ~130.0 mm |
| Seat Angle | 30° | 45° |
| Weight (per pc) | 0.10 kg – 0.12 kg | ≈0.12 kg |
| Hardness | Hardened tip (min. 50 HRc) | Hardened tip (min. 50 HRc) |