SKU: 3128-8
GSC P-D Nissan SR20DET (STD) Intake Valve Guide w/Stopper – Set of 8 1989-1999
Upgrade your Nissan SR20DET engine with GSC Power-Division standard intake valve guides featuring a built-in stopper. This set of 8 precision guides fits 1989-1999 Silvia S13 S14 240SX 180SX models with SR20DET Blacktop and Redtop engines. They deliver reliable seal and alignment for high-revving performance builds reducing wear and boosting efficiency.
Key Features
- Manganese Bronze Material: Provides exceptional wear resistance and heat dissipation for extended service life in demanding conditions
- Precision Machined Tolerances: Ensures exact fit to cylinder head preventing valve stem wobble and oil consumption
- Integrated Stopper Design: Locates guide at correct depth during installation simplifying the process and avoiding errors
- Standard Sizing (7.98mm ID): Direct OEM replacement compatible with stock or aftermarket valves up to 26.5mm heads
- Complete Set of 8: Covers all intake positions on single SR20DET cylinder head for full rebuild coverage
Product Notes
- Confirm SR20DET engine code and standard bore before purchase
- Clean cylinder head seats thoroughly prior to installation
- Box dimensions 6 x 4 x 2 inches for compact storage and shipping
Installation Notes
- Professional installation recommended.
- Requires valve guide press tool and proper lubrication for press-fit
- Compatible with GSC valves springs retainers and OEM hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1989-1993 | Nissan | Silvia | S13 SR20DET |
| 1989-1994 | Nissan | 180SX | RPS13 SR20DET |
| 1989-1994 | Nissan | 240SX | S13 SR20DET |
| 1995-1999 | Nissan | Silvia | S14 SR20DET Blacktop/Redtop |
| 1995-1998 | Nissan | 240SX | S14 SR20DET |
Why Choose GSC Power-Division?
- Proven in drag racing and circuit applications worldwide
- Manufactured to aerospace-level quality standards
- Engineered specifically for SR20DET performance modifications
Frequently Asked Questions
- Q: Will this fit S14 SR20DET Blacktop engines?
A: Yes fits all standard bore SR20DET variants including Blacktop Redtop in S13 S14 chassis without modification - Q: What material are these valve guides made from?
A: High-grade manganese bronze for superior strength lubricity and durability under high temperatures and RPM - Q: What is the warranty and installation support?
A: Backed by GSC one-year warranty detailed instructions available on GSC website professional install advised
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-packed box 6 x 4 x 2 inches
- Weight: 0.31 lbs





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