SKU: 50003-M45G | UPC: 4957266720318
HKS Super Fire Racing M45G Iridium Spark Plug Evo 1-8 DSM 1989-2007
HKS 50003-M45G spark plug uses iridium for Mitsubishi Lancer Evolution 1-8 and DSM models with 4G63 engines. This colder heat range 9 design handles high-boost turbo applications with reliable ignition. It provides longer service intervals up to 100000 miles in tuned setups.
Key Features
- Iridium Center Electrode: 0.4mm fine tip creates focused spark reduces required voltage for consistent starts in boosted engines
- Heat Range 9: Matches NGK 9 rating prevents pre-ignition in high-compression turbo 4G63 builds
- Platinum Ground Electrode: Tapered cut design improves flame kernel growth for complete combustion
- Reinforced Insulator: Projected ceramic construction resists heat stress in racing conditions
- U-Groove Technology: Enhances ignitability expands flame front for power gains
Product Notes
- Sold individually fits all 4G63 4G63T engines in Evo and DSM applications
- Pre-gapped at 0.8mm verify gap before installation
- Ships in official HKS box dimensions 1 x 1 x 3 inches weight 0.1 lb
Installation Notes
- Installation Time 10-15 minutes per plug
- Torque to 18-22 ft-lbs using spark plug socket and torque wrench
- Disconnect battery gap check required basic hand tools needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1992-1994 | Mitsubishi | Lancer Evolution | I (Evo 1) |
| 1994-1996 | Mitsubishi | Lancer Evolution | II (Evo 2) |
| 1996-1999 | Mitsubishi | Lancer Evolution | III-IV (Evo 3-4) |
| 1999-2001 | Mitsubishi | Lancer Evolution | V-VI (Evo 5-6) |
| 2001-2007 | Mitsubishi | Lancer Evolution | VII-VIII (Evo 7-8) |
| 1989-1994 | Mitsubishi | Eclipse | GSX 1G DSM |
| 1989-1992 | Mitsubishi | Galant | VR-4 |
| 1995-1999 | Mitsubishi | Eclipse | GSX 2G DSM |
| 1989-1994 | Eagle | Talon | TSi 1G DSM |
| 1995-1999 | Eagle | Talon | TSi 2G DSM |
Why Choose HKS?
- Japanese engineering built for reliability in high-performance turbo engines
- Race-tested design from JDM rally and drag applications
- Four decades of ignition expertise since 1973
Frequently Asked Questions
- Q: Does it fit all Evo 1-8 models?
A: Yes direct replacement for 4G63T engines in Lancer Evolution I through VIII 1992-2007 - Q: What electrode materials are used?
A: 0.4mm iridium center electrode paired with platinum ground electrode - Q: What is the warranty coverage?
A: Limited lifetime warranty on manufacturing defects
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Official HKS retail box 1 x 1 x 3 inches
- Weight: 0.1 lb per plug
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