H1106SP1051S
FITS NISSAN SR20DE / SR20DET ENGINE  HEAD GASKET
87MM
MLS
.051"
The Cometic H1106SP1051S is a 0.051″ thick MLS head gasket designed for Nissan SR20DE/DET engines with a 90 mm bore, specifically suited for front-wheel-drive (FWD) applications (no extra oil holes) 
🚗 Vehicle Compatibility
This gasket is intended for FWD SR20-powered models, such as:
Nissan Sentra SE-R (SR20DE/DET, 1994–1999)
Nissan 200SX / Sentra (U13/SR20DE) (1995–1999)
Infiniti G20 (SR20DE, 1999–2002)

Other FWD Nissan models fitted with a 90 mm bore SR20 engine (e.g., swapped SR20DET into 240SX or other chassis with FWD intake orientation)

⚙️ Key Specs
Feature    Specification
Part Number    H1106SP1051S
Gasket Thickness    0.051″ (.051 inch)
Engine    Nissan SR20DE & SR20DET
Bore Size    90 mm
Configuration    FWD (no extra oil hole)
Gasket Type    MLS (Multi-Layer Steel)

MLS gaskets are known for their durability and excellent sealing under high compression—ideal for lightly modified or stock turbo setups.

✅ Installation Notes
Perfect for FWD configuration; ensure intake orientation matches.

Not suitable for RWD or RB20DETT setups (those use different gasket patterns).

Confirms your engine is bored to 90 mm—common in many performance builds or stock DET engines.

🛠️ In Summary
The Cometic H1106SP1051S is a high-quality MLS gasket for 90 mm bore SR20DE/DET FWD Nissan engines, including Sentra SE-R, Infiniti G20, and similar FWD platforms.