KING BEARINGS VW AUDI 1.8T 2.0T Race Hauptlager MB5566XP

KING BEARINGS MB5566XP STD Main Bearings – 1.8T 20V

High-performance bearing set for turbocharged and race engines

The KING BEARINGS MB5566XP main bearing set is engineered for high RPM, heavy-duty performance, and extreme reliability. Built for high-output 1.8T 20V engines, the XP-Series offers improved load support, heat transfer, and long-term durability, making it ideal for performance builds, turbo conversions, and motorsport use.

Technical Specifications:

• Type: Main Bearings – XP Series
• Size: Standard (STD)
• Crankshaft journal diameter: 53.958 – 53.978 mm
• Main bore diameter: 59.000 – 59.019 mm
• Bearing thickness: 2.501 mm
• Bearing width: 18.500 mm
• 360° oil groove for enhanced lubrication

Product Features:

• Hardened steel backing for higher load capacity
• Flash plating removed on rear for better heat dissipation
• Improved shell-to-housing adhesion
• Large ID chamfers for superior oiling
• Precision fit under extreme stress conditions

Engine Compatibility:

Compatible with all 1.8T 20V engines with codes:

AGU, AUM, AUQ, ARZ, APX, AEB, AJH, AJL, AMK, AMU, APH, APP, APY, AQX, ARX, ARY, AVC, AWC, AWV, AWW, AYP, BAM, BBU, BEK, BFV, BJX, BVP

Vehicles: VW Golf 4, Passat, Bora, Polo – Audi A3, S3, TT, A4, A6 – Seat Ibiza, Leon, Cupra – Skoda Octavia

Recommended Applications:

• Performance and turbocharged builds
• High-revving or track-focused setups
• Engine overhauls with crankshaft upgrades

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