Article no.:
BC3105
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Brian Crower Mitsubishi 4G63 Eclipse/Evo 31.5mm Exhaust Valves
Engineered for high-performance applications, these exhaust valves are designed for Mitsubishi 4G63 engines found in Eclipse and Evolution models. Crafted from premium, heat-resistant stainless steel, each valve features a one-piece design with a friction-welded Stellite tip for exceptional durability and reliability under high boost and high RPM conditions. The undercut stem above the head area reduces weight and enhances airflow, while the swirl-polished finish ensures optimal performance and longevity.
- Premium grade, heat-resistant stainless steel construction
- One-piece design with friction-welded Stellite tip
- Undercut stem for reduced weight and improved airflow
- Swirl-polished finish for enhanced performance
- Set of 8 valves included
| Make | Model | Year | Type |
|---|---|---|---|
| Eagle | Talon | 1990 | TSi |
| Eagle | Talon | 1991 | TSi |
| Eagle | Talon | 1992 | TSi |
| Eagle | Talon | 1993 | TSi |
| Eagle | Talon | 1994 | TSi |
| Eagle | Talon | 1995 | TSi |
| Eagle | Talon | 1996 | TSi |
| Eagle | Talon | 1997 | TSi |
| Eagle | Talon | 1998 | TSi |
| Mitsubishi | Eclipse | 1990 | GS |
| Mitsubishi | Eclipse | 1990 | GST |
| Mitsubishi | Eclipse | 1990 | GSX |
| Mitsubishi | Eclipse | 1991 | GS |
| Mitsubishi | Eclipse | 1991 | GST |
| Mitsubishi | Eclipse | 1991 | GSX |
| Mitsubishi | Eclipse | 1992 | GS |
| Mitsubishi | Eclipse | 1992 | GST |
| Mitsubishi | Eclipse | 1992 | GSX |
| Mitsubishi | Eclipse | 1993 | GS |
| Mitsubishi | Eclipse | 1993 | GST |
| Mitsubishi | Eclipse | 1993 | GSX |
| Mitsubishi | Eclipse | 1994 | GS |
| Mitsubishi | Eclipse | 1994 | GST |
| Mitsubishi | Eclipse | 1994 | GSX |
| Mitsubishi | Eclipse | 1995 | GST |
| Mitsubishi | Eclipse | 1995 | GSX |
| Mitsubishi | Eclipse | 1996 | GST |
| Mitsubishi | Eclipse | 1996 | GSX |
| Mitsubishi | Eclipse | 1996 | Spyder GST |
| Mitsubishi | Eclipse | 1997 | GST |
| Mitsubishi | Eclipse | 1997 | GSX |
| Mitsubishi | Eclipse | 1997 | Spyder GST |
| Mitsubishi | Eclipse | 1998 | GST |
| Mitsubishi | Eclipse | 1998 | GSX |
| Mitsubishi | Eclipse | 1998 | Spyder GST |
| Mitsubishi | Eclipse | 1999 | GST |
| Mitsubishi | Eclipse | 1999 | GSX |
| Mitsubishi | Eclipse | 1999 | Spyder GST |
| Mitsubishi | Galant | 1991 | VR-4 |
| Mitsubishi | Galant | 1992 | VR-4 |
| Mitsubishi | Lancer | 2003 | Evolution |
| Mitsubishi | Lancer | 2004 | Evolution |
| Mitsubishi | Lancer | 2005 | Evolution |
| Mitsubishi | Lancer | 2005 | Evolution MR |
| Mitsubishi | Lancer | 2005 | Evolution RS |
| Mitsubishi | Lancer | 2006 | Evolution |
| Mitsubishi | Lancer | 2006 | Evolution MR |
| Mitsubishi | Lancer | 2006 | Evolution RS |
| Mitsubishi | Lancer | 2006 | Evolution SE |
| Plymouth | Laser | 1990 | RS |
| Plymouth | Laser | 1991 | RS |
| Plymouth | Laser | 1992 | RS |
| Plymouth | Laser | 1993 | RS |
| Plymouth | Laser | 1994 | RS |
Brian Crower, Inc. was created to fill the need for high quality, high performance, late model internal engine components, in stock, at very affordable prices. Stroker kits for all popular Sport Compact applications and camshafts and valve train to match. Complete packages designed to work together to deliver more horsepower and torque as well as greater reliability.
Brian Crower, Inc. employs state-of-the-art CNC grinding machines to insure exacting tolerances. Small diameter camshaft grinding wheels on certain BC cam part numbers like Honda B and K Series, Nissan SR20 and Mitsubishi 4G63 deliver added valve action for greater cylinder fill rates. All BC crankshafts and connecting rods are made from the highest quality 4340 steel alloy, CNC machined and finished to the tightest industry specifications. Premium grade 6AL4V titanium retainers, 100% RC checked for hardness, and super clean chrome silicone spring wire for the highest rpm range possible. Every product line is tested on precision measuring instruments for accuracy, imperfections and metallurgy. Dyno tested and tuned for optimum results.
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