2008 Honda Civic MUGEN Si Sedan Specifications
ENGINEERING MUGEN Si Sedan Si Sedan
Engine Type In-Line 4-Cylinder In-Line 4-Cylinder
Engine Block/Cylinder Head Aluminum-Alloy Aluminum-Alloy
Displacement (cc) 1998 1998
Horsepower @ rpm (SAE net) 197 @ 7800 197 @ 7800
Torque (lb-ft. @ rpm) 139 @ 6100 139 @ 6100
Redline (rpm) 8000 8000
Bore and Stroke (mm) 86 x 86 86 x 86
Compression Ratio 11.0:1 11.0:1
Valvetrain 16-Valve DOHC i-VTEC® 16-Valve DOHC i-VTEC®
Valvetrain Drive Type Chain Chain
Stainless Steel Exhaust Manifold X X
MUGEN-Tuned Sport Exhaust System X
Multi-Point Fuel Injection X X
Drive-by-Wire™ Throttle System X X
Front-Wheel Drive X X
CARB Emissions Rating LEV-2 LEV-2
EPA Emissions Rating Tier 2 / Bin 5 Tier 2 / Bin 5
Direct Ignition System with Immobilizer X X
100K+/- Miles No Scheduled Tune-ups** X X
**May vary with driving conditions. Does not apply to fluid and filter changes. Exact mileage is determined by actual driving conditions. Please see your owner's manual for more details.

TRANSMISSION MUGEN Si Sedan Si Sedan
Close-Ratio 6-Speed Manual Transmission X X
Gear Ratios: 1st: 3.267, 2nd: 2.130, 3rd: 1.517, 4th: 1.147, 5th: 0.921, 6th: 0.659, Reverse: 3.583, Final Drive: 4.765
Helical Limited-Slip Differential X X

BODY/SUSPENSION/CHASSIS MUGEN Si Sedan Si Sedan
Unit-Body Construction X X
MacPherson Strut Front Suspension X X
Double Wishbone Rear Suspension X X
Stabilizer Bar (mm., front/rear) 27.0 / 17.0 27.0 / 17.0
MUGEN-Tuned Suspension X
Power-Assisted Rack-and-Pinion Steering Electric Electric
Steering Wheel Turns, Lock-to-Lock 2.65 2.65
Steering Ratio 13.62:1 13.62:1
Turning Diameter, Curb-to-Curb (ft.) 35.4 35.4
Power-Assisted Ventilated Front Disc/Solid Rear Disc Brakes (in., front/rear) 11.8 / 10.2 11.8 / 10.2
Wheels (in.) MUGEN 18x7.5 J Forged Alloy 17x7J Alloy
All-Season Tires
P215/45R17 91V
Michelin® Pilot® Exalto® PE2™ Performance Tires (available)
215/45ZR17 91W (available)
BFGoodrich® g-Force KDW Summer Tires 215/40ZR18
Compact Spare Tire X X

INTERIOR MEASUREMENTS MUGEN Si Sedan Si Sedan
Headroom (in., front/rear) 38.1 / 36.7 38.1 / 36.7
Legroom (in., front/rear) 42.2 / 34.6 42.2 / 34.6
Shoulder Room (in., front/rear) 53.6 / 52.3 53.6 / 52.3
Hiproom (in., front/rear) 51.9 / 51.0 51.9 / 51.0
Cargo Volume (cu. ft.) 12.0 12.0
Passenger Volume (cu. ft.) 88.4 88.4
Seating Capacity 5 5

EXTERIOR MEASUREMENTS MUGEN Si Sedan Si Sedan
Wheelbase (in.) 106.3 106.3
Length (in.) 177.8 176.7
Height (in.) 55.9 56.5
Width (in.) 69.0 69.0
Curb Weight (lbs.) 2945 2945
Weight Distribution (%, front/rear) 60/40 60/40

EPA MILEAGE ESTIMATES*/CAPACITIES MUGEN Si Sedan Si Sedan
City/Highway 21/29 21/29
Maximum Range 383 383
Crankcase (qt.) 5.8 5.8
Coolant System (qt.) (MT/AT) 6.7 6.7
Fuel (gal.) 13.2 13.2
Required Fuel Premium Unleaded Premium Unleaded
*Based on 2008 EPA mileage estimates, reflecting new EPA fuel economy methods beginning with 2008 models. Use for comparison purposes only. Do not compare to models before 2008. Your actual mileage will vary depending on how you drive and maintain your vehicle.
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