Segment:
        
        
            Compact Performance Hatchback
        
     
    
        
            Competitors:
        
        
            Volkswagen GTI, Subaru Impreza WRX, Honda Civic Si, Mitsubishi Lancer Ralliart
        
     
    
    
        
            Engine Type:
        
        
            Turbocharged Direct Injection (DISI)
        
     
    
        
            Drivetrain:
        
        
            Front-Wheel Drive (FWD) with Limited-Slip Differential (LSD)
        
     
    
        
            Suspension Tuning:
        
        
            Performance-oriented, stiffened suspension for improved handling
        
     
    
        
            Styling:
        
        
            Aggressive body kit, large rear spoiler, hood scoop
        
     
 
    
    
    
        
            Engine Mechanical:
        
        
            Complete rebuild, timing, lubrication, cooling, intake, exhaust
        
     
    
        
            Engine Management:
        
        
            Fuel injection, ignition system, ECU diagnostics, sensors, actuators
        
     
    
        
            Transmission:
        
        
            Manual transmission (GFT), clutch, driveline, differential
        
     
    
        
            Suspension:
        
        
            Front and rear suspension components, alignment, shock absorbers, springs
        
     
    
        
            Brakes:
        
        
            Hydraulic system, ABS, brake calipers, rotors, pads, parking brake
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, tie rods
        
     
    
        
            Electrical System:
        
        
            Battery, charging system, starter, lighting, fuses, relays, wiring diagrams
        
     
    
        
            HVAC:
        
        
            Air conditioning, heating, ventilation, climate control system
        
     
    
        
            Body And Frame:
        
        
            Body panels, doors, glass, chassis structure, interior trim
        
     
    
        
            Safety Systems:
        
        
            Airbags, seatbelts, restraint systems
        
     
    
    
        
            Maintenance:
        
        
            Scheduled maintenance, oil changes, filter replacements, fluid checks
        
     
    
        
            Diagnostics:
        
        
            Troubleshooting guides, symptom-based diagnostics, DTC code interpretation
        
     
    
        
            Repair:
        
        
            Component removal and installation, sub-assembly repairs, system adjustments
        
     
    
        
            Rebuilds:
        
        
            Engine, transmission, and major component overhaul procedures
        
     
    
        
            Specifications:
        
        
            Torque specifications, clearances, measurements, tolerances
        
     
    
        
            Wiring Diagrams:
        
        
            Detailed electrical schematics for all vehicle systems
        
     
    
    
        
            Depth:
        
        
            Comprehensive (from basic maintenance to complete engine/transmission rebuilds)
        
     
    
        
            Detail Level:
        
        
            Factory-level diagnostic procedures and repair specifications
        
     
 
    
    
    
        
            Engine Name:
        
        
            MZR DISI Turbo (L3-VDT)
        
     
    
        
            Displacement:
        
        
            1998 cc (2.0 Liters)
        
     
    
        
            Configuration:
        
        
            Inline 4-cylinder
        
     
    
        
            Bore X Stroke:
        
        
            87.5 mm x 94.0 mm
        
     
    
    
        
            Valvetrain:
        
        
            DOHC, 16 valves (4 per cylinder), Variable Valve Timing (VVT)
        
     
    
    
        
            Horsepower:
        
        
            263 hp @ 5500 rpm
        
     
    
        
            Torque:
        
        
            280 lb-ft @ 3000 rpm
        
     
    
    
        
            Induction:
        
        
            Turbocharged, Direct Injection (DISI)
        
     
    
        
            Fuel Type:
        
        
            Premium Unleaded Gasoline (91 octane or higher recommended)
        
     
    
        
            Turbocharger:
        
        
            Mitsubishi TD04-15T (or similar) with intercooler
        
     
 
    
    
    
        
            Type:
        
        
            6-Speed Manual Transmission (GFT)
        
     
    
        
            Clutch:
        
        
            Hydraulic, Dry Single Plate
        
     
    
    
        
            Type:
        
        
            N/A (Only Manual Available)
        
     
    
    
        
            Limited Slip Differential:
        
        
            Standard (Helical Type)
        
     
    
        
            Gear Ratios:
        
        
            Refer to manual for specific ratios (e.g., 1st: ~3.667, 2nd: ~2.130, 3rd: ~1.517, 4th: ~1.161, 5th: ~0.972, 6th: ~0.780)
        
     
    
        
            Transmission Fluid Type:
        
        
            GL-4 Gear Oil (e.g., Mazda Genuine GL-4 75W-90)
        
     
 
    
    
    
        
            NHTSA Front Crash Test:
        
        
            5 Stars
        
     
    
        
            NHTSA Side Crash Test:
        
        
            4 Stars
        
     
    
        
            NHTSA Rollover Resistance:
        
        
            4 Stars
        
     
    
    
        
            ABS:
        
        
            Standard Anti-lock Braking System
        
     
    
        
            Traction Control:
        
        
            Standard Traction Control System (TCS)
        
     
    
        
            Stability Control:
        
        
            Standard Dynamic Stability Control (DSC)
        
     
    
    
        
            Airbags:
        
        
            Front airbags, front side-impact airbags, side curtain airbags
        
     
    
        
            Seatbelts:
        
        
            3-point seatbelts with pretensioners and load limiters
        
     
    
        
            Head Restraints:
        
        
            Active front head restraints
        
     
 
    
    
    
        
            Head Unit:
        
        
            Factory AM/FM/CD/MP3 audio system, often with auxiliary input. Optional premium audio available.
        
     
    
        
            Display:
        
        
            Multi-information display integrated into the dashboard. Some models may have an optional navigation screen.
        
     
    
    
        
            Cruise Control:
        
        
            Standard electronic cruise control.
        
     
    
        
            Tire Pressure Monitoring:
        
        
            Some models may be equipped with a Tire Pressure Monitoring System (TPMS).
        
     
    
    
        
            Bluetooth:
        
        
            Optional Bluetooth hands-free system available on some trims.
        
     
    
        
            Usb Aux:
        
        
            Standard auxiliary audio input jack. USB may be an option on later builds or with specific packages.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 5,000 miles (8,000 km) or 6 months, whichever comes first (with synthetic oil).
        
     
    
        
            Air Filter Replacement:
        
        
            Every 15,000 miles (24,000 km) or annually.
        
     
    
        
            Cabin Air Filter:
        
        
            Every 15,000 miles (24,000 km) or annually.
        
     
    
        
            Spark Plug Replacement:
        
        
            Every 45,000 miles (72,000 km) (typically Iridium type).
        
     
    
        
            Coolant Flush:
        
        
            Every 60,000 miles (96,000 km) or 4 years.
        
     
    
        
            Transmission Fluid Change:
        
        
            Every 60,000 miles (96,000 km) or 4 years (manual transmission).
        
     
    
    
        
            Engine Oil Type:
        
        
            Synthetic 0W-20 (API SN/SP or ILSAC GF-5/GF-6)
        
     
    
        
            Engine Oil Capacity:
        
        
            5.0 US Quarts (4.7 Liters) with filter change.
        
     
    
        
            Coolant Type:
        
        
            Mazda Genuine FL22 Antifreeze (or equivalent P-HOAT type).
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 3 or DOT 4
        
     
    
        
            Power Steering Fluid Type:
        
        
            Mazda Genuine Power Steering Fluid (or DEXRON III/Mercon equivalent, check manual)
        
     
    
    
        
            Clutch Wear:
        
        
            Some owners report faster clutch wear compared to the standard Mazda3 due to increased torque and aggressive driving.
        
     
    
        
            Carbon Buildup:
        
        
            Direct injection engines can be prone to carbon buildup on intake valves; regular cleaning may be beneficial.
        
     
    
        
            Fuel Pump Recall:
        
        
            Certain 2007-2011 Mazda models, including some Speed3s, were subject to fuel pump recalls.
        
     
    
        
            Engine Mounts:
        
        
            Aggressive driving can lead to premature wear of engine and transmission mounts.
        
     
 
    
    
    
        
            Brand Focus:
        
        
            Mazda has a long history of producing engaging driving vehicles, often prioritizing handling and driver feedback.
        
     
    
    
        
            First Generation:
        
        
            The first generation MazdaSpeed3 (BK platform) was introduced for the 2007 model year in North America, building upon the standard Mazda3 platform.
        
     
    
        
            Key Upgrades For Ms3:
        
        
            Significantly upgraded engine, stiffer chassis, revised suspension, performance brakes, and a unique body kit.
        
     
    
    
        
            Manufacturing Plant:
        
        
            Hofu, Yamaguchi, Japan (for most markets)
        
     
    
        
            Production Years For Gen1:
        
        
            2007-2009
        
     
 
    
    
    
        
            Car And Driver 10Best:
        
        
            While not directly awarded in 2007, the standard Mazda3 was a frequent recipient, and the Speed3 was critically acclaimed for its performance in its class.
        
     
    
        
            Motor Trend:
        
        
            The MazdaSpeed3 was highly regarded by automotive journalists for its blend of performance, practicality, and value.
        
     
    
    
        
            Overall Reception:
        
        
            Generally received positive reviews for its powerful engine, sharp handling, and practicality.