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SKU: H1796SP1051S / UPC: 191070029678
Cometic MLS Head Gasket for Nissan SR20DET Engines - 86.5mm Bore, .051" Thickness with No Extra Oil Holes
When building or refreshing a high-performance Nissan SR20DET engine, selecting the right head gasket makes all the difference in maintaining compression and withstanding boost levels that push stock components to their limits. The Cometic H1796SP1051S delivers consistent sealing in demanding turbocharged setups, ensuring your SR20DET runs without leaks or failures during extended track sessions or street pulls. Tuners rely on this gasket for its ability to handle increased cylinder pressures from larger bores and aggressive tuning, making it the direct fit solution that keeps your build reliable mile after mile.
Key Specifications
- Bore Size: 86.5mm – Precisely matched for stroked or bored SR20DET blocks.
- Thickness: .051 inches (1.3mm) – Balances compression ratio adjustments with solid clamping force.
- Material: Multi-Layer Steel (MLS) – Three layers of full-hard 301 stainless steel with a durable polymer coating for resistance to extreme heat and pressure.
- Configuration: No extra oil holes – Designed for standard SR20DET oiling patterns to prevent cross-contamination.
- Part Number: H1796SP1051S
- UPC: 191070029678
- Weight: 0.5 lbs (item weight) approximately 1 lb (shipping weight)
Vehicle Fitment
This head gasket fits 1989-2002 Nissan vehicles equipped with the SR20DET engine, including:
- Nissan Silvia S13 (1989-1994): Direct replacement for turbo models.
- Nissan 180SX/200SX S13 (1989-1993): Compatible with rear-wheel-drive SR20DET setups.
- Nissan Silvia S14 (1993-1998): Ideal for both stock and modified turbo variants.
- Nissan 240SX S14 (1995-1998): Seamless integration for US-market SR20DET swaps.
- Nissan Silvia S15 (1999-2002): Supports JDM turbo applications with Variable Cam Timing (VCT).
Confirm your specific engine code and bore size before installation to ensure compatibility.
What's Included in Your Purchase
- (1) Cometic MLS Head Gasket (H1796SP1051S) Single-piece design ready for immediate installation.
- No additional hardware or seals, pairs perfectly with OEM or aftermarket head bolts for a complete refresh.
Shipping arrives in a compact protective package, typically measuring around 12" x 12" x 1" for easy handling and storage. This gasket stands out in SR20DET builds by providing the sealing integrity that lets you focus on power gains rather than worries about head lift or coolant intrusion.
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