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SKU: GDE-T20V-I-12 | UPC: 01037721245231
Supertech Toyota 4A-GE 20V Manganese Bronze Intake Valve Guide 5mm Stem - Set of 12
Supertech manganese bronze intake valve guides support high-performance Toyota 4A-GE 20V engines found in AE92 and AE101 Corolla Levin and Trueno models. This set of 12 replaces stock guides with material that handles extreme heat and revs for reliable valvetrain operation. Ideal for race builds and daily drivers seeking extended guide life.
Key Features
- Manganese Bronze Construction: Delivers high thermal conductivity and resistance to wear for longer service in high-heat conditions.
- 5mm Stem Design: Matches Supertech and OEM 5mm intake valves for exact fit in 4A-GE 20V cylinder heads.
- Precision Machined Tolerances: Ensures leak-free sealing and smooth valve action to maintain power output.
- Complete Set of 12: Covers all intake positions on 4-cylinder 20-valve engines with 3 intake valves per cylinder.
- High-Performance Durability: Engineered for motorsport use with better galling resistance than cast iron guides.
Product Notes
- For intake valves only, exhaust guides sold separately.
- Direct replacement for OEM part numbers in 4A-GE 20V Silvertop and Blacktop heads.
- Handle as precision components to avoid damage during storage.
Installation Notes
- Professional installation recommended.
- Remove old guides with puller tool and press new guides using dedicated driver set.
- Compatible with stock and ported 4A-GE 20V cylinder heads, no head modification needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1987-1991 | Toyota | Corolla | Levin/Trueno AE92 4A-GE 20V |
| 1991-1995 | Toyota | Corolla | Levin/Trueno AE101 4A-GE 20V |
Why Choose Supertech?
- Proven in professional racing series worldwide.
- Advanced materials tested for extreme valvetrain demands.
- CNC-machined for consistent quality and fitment.
Frequently Asked Questions
-
Q: Will this fit my AE92 4A-GE 20V Silvertop engine?
A: Yes, designed for both Silvertop and Blacktop 4A-GE 20V heads in AE92 and AE101 chassis. -
Q: What makes manganese bronze better than stock guides?
A: Manganese bronze offers superior heat dissipation and wear resistance for high-RPM operation without galling. -
Q: Is special lapping needed after installation?
A: No, precision honing ensures immediate valve-to-guide clearance, but verify with dial bore gauge.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure foam-lined box 5 x 3 x 1 inches
- Weight: 0.35 lbs
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