SKU: 5051 | UPC: GSC5051
GSC P-D SR20 Single Spring w/ Titanium Retainer Valvetrain Kit for 1989-1998 Nissan 240SX
This GSC Power-Division valvetrain kit delivers single beehive springs and titanium retainers to SR20DET engines in 1989-1998 Nissan 240SX models including Base SE LE and XE with swaps. It provides consistent valve control for high-revving street and track performance holding tight past 9000 RPM under boost. Engine builders choose it for direct bolt-in reliability matching stock and aftermarket cams.
Key Features
- Titanium Retainers: Lightweight design reduces valvetrain mass by over 10 grams per valve enabling faster response and higher RPM limits
- Single Beehive Springs: Progressive dual-rate configuration maintains steady pressure through the full lift range for precise operation
- Spring Pressures: 70 lbs at seat 1.680 inches installed height and 170 lbs open at 1.200 inches ensure firm control in boosted applications
- Max Specifications: Handles 10.2 mm lift with 1.150 inch coil bind height compatible with factory and performance cams
- Complete Kit Contents: 16 springs 16 titanium retainers and 16 spring seats for full SR20DET cylinder head installation
Product Notes
- Pair with GSC or Supertech dual valve seals sold separately for optimal sealing
- Inspect retainer-to-guide clearance before full assembly
- Package arrives ready for immediate install with protective padding
Installation Notes
- Professional installation recommended.
- Use SR20-specific valve spring compressor tool for safe removal and install
- Compatible with factory SR20DET heads and valves no machining required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991-1993 | Nissan | 240SX | Base |
| 1995-1998 | Nissan | 240SX | Base |
| 1991-1992 | Nissan | 240SX | LE |
| 1997-1998 | Nissan | 240SX | LE |
| 1989-1998 | Nissan | 240SX | SE |
| 1989-1990 | Nissan | 240SX | XE |
Why Choose GSC Power-Division?
- Engineered for SR20 racing with components trusted in time attack and drag applications
- Made from premium materials with rigorous dyno testing for durability
- Direct drop-in design from USA facility ensures precise fit and function
Frequently Asked Questions
- Q: Will this kit fit S13 and S14 240SX with SR20DET engine swaps?
A: Yes it bolts directly into any SR20DET redtop or blacktop cylinder head in 1989-1998 240SX chassis - Q: What materials are used in the retainers and springs?
A: Retainers are high-strength titanium springs are premium chromoly steel for heat resistance and fatigue life - Q: What warranty coverage applies and any install tips?
A: GSC offers 1 year warranty on retainers 2 years on springs professional install with spring tool recommended for best results
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Compact box measures 12 x 8 x 6 inches with foam inserts
- Weight: 4.6 lbs
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