Mercedes GLA Series X156 Engine Parts and Gaskets

Packaging and Delivery
The Engine Parts and Gasket set prepared for the GLA Series X156 (2013–) is carefully packaged in shock-resistant foam intermediates and compartmentalized OEM boxes. Each Engine Parts and Gasket component—cylinder head gasket, valve guide seals, intake and exhaust manifold gaskets, oil seals, O-rings, piston set, crankshaft kit, main bearing shells, and timing chain set—is secured in special compartments. This design ensures that the Engine Parts and Gasket set is protected from vibrations, impacts, and moisture during shipping. With guaranteed delivery within 24–48 hours across Turkey, live cargo tracking, and cash on delivery options, your Engine Parts and Gasket purchase is made both safe and practical.

Warranty Conditions
A 2-year warranty is provided for original OEM parts in the offered Engine Parts and Gasket set, and a 1-year warranty for aftermarket alternatives. Under warranty:

• Manufacturing Defects and Material Flaws (gasket leaks, bearing tolerance errors, etc.)

• Shipping Damages (packaging deformations, part scratches)

• Incorrect Part Shipment (wrong Engine Parts and Gasket components according to VIN)
  are included. After approval, our shipping company will pick up the Engine Parts and Gasket package from your address and deliver a new one to you as soon as possible.

After-Sales Technical Support
Our technical support line is available 24/7 for GLA X156 owners during and after the installation of Engine Parts and Gasket. Our expert team:

• Verifies your chassis number (VIN) to confirm the correct Engine Parts and Gasket codes and part compatibility,

• Guides you step-by-step via phone or video sharing during the installation steps of the cylinder head gasket, valve guide seal, manifold gasket, oil seal and O-ring, piston set, crankshaft kit, main bearing shells, and timing chain,

• Details the tightening sequence and torque values of bolts and nuts according to the manufacturer's torque tables,

• Explains how to perform post-installation engine leak tests, oil pressure measurements, valve clearance adjustments, and timing chain tension checks.

This comprehensive support guarantees the smooth commissioning of your Engine Parts and Gasket set and ensures long-lasting engine performance.

Engine Parts and Gasket Set Contents and Technical Specifications

Engine Parts and Gasket set includes the following key components:

1. Gasket Kits

   • Cylinder Head Gasket: Multi-layer steel & heat-resistant rubber; resistant to –40 °C to +150 °C; withstands 1.5 bar pressure.

   • Valve Guide Seals: EPDM/PTFE; ±0.02 mm shaft tolerance; chemical resistance to oil and fuel vapor.

   • Intake Manifold Gasket: Metal-reinforced silicone; low thermal expansion and high chemical resistance.

   • Exhaust Manifold Gasket: Composite metal-rubber; resistant to short-term heat of 800 °C.

   • Oil Seals & O-Rings: Nitrile rubber; sealing up to 120 °C, resistant to vibrations and pressure.

2. Mechanical Parts

   • Piston Set: Cast aluminum or forged alloy pistons + ring set; ideal ring gaps, suitable for thermal expansion.

   • Crankshaft Kit: Forged steel crankshaft + balance cover bearings; precision craftsmanship within OEM tolerances.

   • Main Bearing Shells: Alloy steel bearings resistant to high heat and load; includes upper and lower cover gaskets.

   • Timing Chain Set: High-strength chain + tensioner + guide rails + installation hardware.

   • Valve Springs & Guide Sets: Valve springs + valve stem seal set + plastic guide rail.

   • Oil Pump Gear & Gasket Set: High-flow oil pump gears + gasket set.

   • Water Pump & Thermostat: Cooling circuit water pump housing + thermostat + gasket kit.

   • Engine Block Mounting Bolts and Nuts: Special alloy bolt set, washers, and lock nuts.

3. Additional Accessories

   • Spark Plug Wires and Coil Installation Kit (optional)

   • Air Intake Hose Gasket Set

   • Fuel Injector Gasket Kit

   • Water Pump Seal Kit

   • Oil Filter Gasket and Filter

This rich content ensures that your Engine Parts and Gasket set covers every critical point in your X156 engine. You can meet all your engine revision needs with a single order.

Engine Parts and Gasket Installation and Setup Guide

1. Preparation and Safety

   • Wait at least 2 hours after the engine has completely cooled down.

   • Disconnect the electrical connection by removing the negative terminal of the battery.

   • Clean and illuminate your workspace; prepare the necessary tool sets.

2. Removal of Old Parts

   • Remove the air intake hose, valve cover, and manifolds to take out the old gaskets.

   • Remove the timing chain cover, water pump, and thermostat.

   • Access the main bearing shells by opening the oil pump and oil pan.

   • Loosen the cylinder head nuts in a cross pattern and lift the cover; use a valve spring compressor to secure the valves.

   • Carefully remove the old piston, crankshaft, bearing, and valve seal parts.

3. Surface Cleaning

   • Clean gasket-free surfaces with solvent and a plastic spatula; leave metal surfaces dry and smooth.

   • Remove dust, debris, and rust residues from cylinder walls, piston ring grooves, and bearing seats.

4. Installation of New Parts

   • Piston and Rings: Install the rings in the correct direction and order; push the piston into the bore with a piston ring compressor.

   • Crankshaft and Bearings: Lubricate the bearings and place them in the bearing housing; lower the crankshaft, cross-tighten the upper cover nuts, and secure them to the manufacturer's values with a torque wrench.

   • Timing Chain: Align the chain with the gears, install the tensioner and guide rails; tighten the tensioner bolt to the recommended torque.

   • Valve Seals and Springs: Install the valve seal guides and springs with an installer tool.

   • Cylinder Head Installation: Place the new cylinder head gasket and position the head at low torque, then apply incremental torque according to the manufacturer's cross-tightening table.

   • Manifold Gaskets: Install the intake and exhaust manifold gaskets and secure the flange nuts with a torque device.

   • Oil Pump &