486ZQ2 DOHC Four Cylinder Naturally Aspirated Gasoline Engine
1. Short Version (For quotation, product list & online store) Model: JL486ZQ2 1.8T turbo bare engine Fit for: Changan CS75 / Ruicheng 1.8T National V vehicles Structure: Inline 4-cylinder, DOHC 16-valve with DVVT dual variable valve timing Materials: Cast iron cylinder block + aluminum cylinder head Pre-assembled internal parts: crankshaft connecting rods piston assemblies camshafts valve train timing belt set oil pump full sealing gaskets & oil seals. Excluding external accessories: turbocharger intake/exhaust manifolds oil pan alternator starter motor A/C compressor wiring harness cooling pipes and brackets. 100% original mounting holes and interfaces, plug-and-match after installing peripheral parts. Brand new / remanufactured bare engine available, with factory air tightness and oil pressure test. 2. Full Version (For customs declaration & export documents) Bare Engine Assembly Model: JL486ZQ2 (486ZQ2) 1.8L Turbocharged Gasoline Bare Engine Applicable Vehicles: Changan CS75, Changan Ruicheng 1.8T passenger cars, National V emission standard Structure Specifications: Water-cooled inline four-cylinder layout, double overhead camshaft (DOHC), 16 valves, equipped with DVVT dual variable valve timing system. Cylinder block made of high-strength gray cast iron, cylinder head adopts lightweight aluminum alloy. This bare engine is pre-installed with all core internal moving components, including: crankshaft connecting rods pistons & piston rings cylinder liners intake/exhaust valves camshafts hydraulic tappets complete timing belt assembly built-in oil pump front & rear crankshaft oil seals cylinder head gasket valve cover gasket and all other sealing parts.
| Item | Specification |
|---|---|
| Model | 486ZQ2 DOHC 1.8L Four-Cylinder NA Gasoline Engine |
| Configuration | Inline Four-Cylinder, Water-Cooled Four-Stroke |
| Valve Train | DOHC, 16 Valves (4 valves per cylinder) |
| Displacement | 1764 cc (1.8L) |
| Bore × Stroke | Φ81 mm × 85.7 mm |
| Compression Ratio | 9.5:1 |
| Maximum Power | 95 kW (129 HP) @ 6000 rpm |
| Peak Torque | 168 N·m @ 4200 rpm |
| Fuel System | Multi-Point Port Injection (MPI) |
| Fuel Grade | 92# Unleaded Gasoline |
| Emission Standard | China National IV / Euro IV with OBD |
| Cylinder Block | Cast Iron with Aluminum Cylinder Head |
| Timing Mechanism | Timing Belt Drive |
| Engine Net Weight | 128 kg |
Displacement 1798cc, bore diameter 86mm, multi-point electronic fuel injection, compatible with RON92 unleaded gasoline. Max power 130kW / 5000–5500rpm Peak torque 245N·m / 1700–5000rpm. Timing belt drive meets National V exhaust emission standard. Mounting points All mounting points, engine bracket holes, oil and water circuit interfaces are fully consistent with original OEM engine body, no modification required. Direct vehicle mounting after assembly of external accessories. Product Grade Options: OEM brand new bare engine / OEM remanufactured bare engine. Every unit passes factory internal air tightness test and lubrication oil pressure test before delivery. 3. Key Distinction Remarks (English) JL486ZQ2: 1.8T National V, compatible with old Changan CS75 JL486ZQ3 / ZQ5: 2.0T Blue Whale series, different cylinder block & turbo mounting position, non-interchangeable bare engine JL486Q5: 2.0L naturally aspirated, no turbo mounting structure, cannot replace ZQ2 bare engine
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