Basic Info
- Engine Code: BYJ
- Family: EA888 Generation 1 (transverse)
- Type: Inline‑4, DOHC 16V, Turbocharged, Gasoline, FWD
- Displacement: 1.8L / 1798cc
- Bore * Stroke: 82.0 mm * 84.1 mm
- Compression Ratio: 9.6 : 1
- Production: 2007–2014
- Block / Head: Cast‑iron block / Aluminum head
- Timing: Timing chain (maintenance‑free)
- Fuel System: GDI (Gasoline Direct Injection)
- Turbo: Single turbo + intercooler
Power & Torque
- Max Power: 118kW / 160HP @ 5000–6200rpm
- Max Torque: 250N·m @ 1500–4200rpm
Application (VW / Skoda)
- VW Magotan / Passat B6 / B7 (1.8T)
- VW Sagitar / Jetta Mk5 / Mk6 (1.8T)
- Skoda Octavia Mk2 / Mk3 (1.8T)
- VW Tiguan (early 1.8T)
Common OE / Assembly Numbers
- 06J100861X (complete engine assembly)
- BYJ (engine code marking)
Technical Features
- Direct Injection (GDI): Better fuel efficiency & power
- Variable Valve Timing (VVT): Intake side
- Front‑wheel drive transverse layout: Compact, easy fit
- Cast‑iron cylinder block: Durable, good heat management
- Chain‑driven timing: No belt service, lower long‑term cost
- Euro 4 / Euro 5 emission
Core Selling Points
- EA888 Gen1 1.8T BYJ: 160HP / 250N·m, proven VW turbo reliability.
- GDI + Turbo: Strong low‑end torque, 1500rpm full torque.
- Cast‑iron block + aluminum head: Durable & lightweight balance.
- Timing chain: Maintenance‑free, saves belt replacement cost.
- Wide fitment: Magotan/Passat/Sagitar/Octavia, high aftermarket demand.
- Complete assembly: Ready to install, tested & quality guaranteed.