Colorado's largest annual Subaru enthusiast event

Broncos Stadium at Mile High
** September 15, 2018 **

Devin Ramsey's 2006 Impreza WRX STi

Autocross Entry (Turbo Modified)



Car Description:
3R Racing Autocross Special, known as "Sumaire" ('Sue-Myth-Uh' - Traditional Scottish Gaelic for 'Serpent', 'Dragon' and 'Lethal Weapon')

Sumaire STi Specifications:
Curb Weight (wet): 3,090 lbs.
Class-Required Minimum Weight: 3,006 lbs.
Weight Distribution(f/r): 60/40
Engine Displacement: 2.6 Liters
Compression Ratio: 9.2:1
Peak Boost: 27.2 PSI @7,500 RPM (Full boost available by 3,600 RPM)
Horsepower: 550hp @7,300 RPM
Torque (ft-lbs): 456@5,700 RPM (produces 400+ ft-lbs between 4,200-7,200 RPM)
Rev-Limit: 7,700 RPM
Fuel Type: E98
Gear-change time (mfr claimed): 0.040-0.050 seconds
DCCD Setting: Automatic

Modifications List:

Powerplant:
- Full Race EFR twin-scroll BorgWarner 7670 turbocharger kit (0.92 A/R) (modified manifold to fit dry sump oiling system and converted to external wastegates)
- Daily dry-sump oiling system
- Peterson oil sump tank
- 3R Racing air/oil separation bottle with drain valve
- ASF Machine Performance sleeved engine block
- 3R Racing custom front-mount intercooler assembly
- Manley 83-mm billet stroker crankshaft
- Manley I-Beam Turbo-Tuff connecting rods
- Manley Turbo-Tuff 9.2:1 compression-ratio pistons
- ACL crank and connecting rod bearings
- Vibrant velocity-stack cone air filter
- 3R Racing Ram-air airbox behind OEM fog-lamp port
- Grimmspeed 8mm phenolic intake manifold spacers
- STi side-feed tumble-generator valve deletes
- Injector Dynamics top-feed-conversion fuel rail kit
- Injector Dynamics 1700cc fuel injectors
- Injector Dynamics ID-F750 fuel filtration system
- Fuel Labs fuel pressure regulator
- 3R Racing modified OEM fuel tank with in-tank fuel surge-tank containing twin 400-lph pumps, fed by single 255-lph fuel pump
- ARP case bolt kit
- ARP 625+ Custom Age head stud kit
- ARP 625+ Custom Age connecting rod bolt kit
- Cosworth CNC ported/polished cylinder heads
- Cosworth S2 camshafts
- Cosworth high-RPM valve springs
- Cosworth titanium spring retainers
- Cosworth +1mm intake and exhaust valves
- Killer-B Motorsports high-flow water pump housing
- Cosworth timing belt guide
- Gates water pump, timing belt and timing belt hardware
- ATI Fluidampr harmonic balancer
- Perrin Turbo blanket
- Perrin downpipe blanket
- Tomei Expreme Ti Titanium cat-back exhaust system
- 3R Racing modified Koyo aluminum racing radiator with modified mounting and hoses
- 3R Racing radiator ducting and shrouding
- 3R Racing additional-capacity coolant tank
- 3R Racing coolant reservoir with level-check tube
- Mishimoto slim fan assembly (twin additional front fans providing added cooling)
- 3R Racing quad-sprayer intercooler misting system
- Agency Power dog-bone/pitch-stop
- Group-N engine mounts

Driveline:
- KAPS R4 sequentially-actuated dog-ring-engagement gearbox
- OS Giken Spec-X Super-Lock Differentials (Front and Rear)
- OEM Subaru center differential (with DCCD function)
- PST Carbon Fiber one-piece driveshaft
- CVJ modified CV Axles
- Group-N transmission mount
- Kartboy transmission cross-member bushings
- Stainless-steel-braided clutch hydraulic line
- ACT XTreme Duty six-puck clutch
- ACT StreetLite flywheel
- Kartboy shifter bushings
- 3R Racing delron rear subframe bushings
- Whiteline rear differential forward out-rigger bushings
- Whiteline rear differential rear out-rigger bushings
- Whiteline rear differential mount bushings
- Perrin high-capacity rear differential cover

Steering system:
- Group-N 13:1 competition steering rack
- STi Spec-C power steering pump
- 3R Racing Power steering fluid cooler
- 3R Racing delron steering rack bushings
- 3R Racing delron steering rack bump stops

Chassis/Suspension:
- KW V2 Clubsport coilovers with 800 lb/in springs front and 1,000 lb/in rear
- DRC Race Craft adjustable front control arms and tie-rod ends
- DRC Race Craft adjustable rear trailing arms
- MSI spherical bushing adjustable lateral links
- Whiteline rear toe-lock bolts
- 3R Racing 16mm adjustable needle-bearing-mounted cantilever front anti-roll-bar
- 2004 Forester XT 17mm rear anti-roll bar (Thank you, Paul Post!)
- Energy Suspension polyurethane rear anti-roll bar bushings
- Whiteline adjustable spherical anti-roll-bar endlinks (rear)
- Whiteline rear anti-roll bar mounting pylons

Brakes:
- Girodisc 2-piece brake rotors (front and rear)
- Hawk HP+ brake pads (front and rear)
- Goodridge stainless-braided brake-lines
- Cusco brake master cylinder brace
- 3R Racing installed Line-lock (parking brake and launch-control component)
- Removed factory parking brake assembly, rear rotors lightened

Electronics:
- Motec M130 Engine Management System (Tuned by Dax and Maciek at 3R Auto/Racing)
- 3R Racing-fabricated wiring harness
- Motec Shift Light Module (x2)
- Motec Dash display and data acquisition system
- KAPS gear-selection display
- Autocraft group-size 34 AGM battery (trunk-mounted)

Wheels/Tires:
- 18”x11.5” +15mm CCW C10 Gold Wheels (Dry competition/Autocross)
- 315/30R18 Hoosier A6 Tires (Dry competition/Autocross)
- 18”x10.5” +15mm Enkei RPF1 Gold Wheels (Rain competition)
- 285/30R18 Continental ExtremeContact Tires (Rain competition)
- ARP Lug-Studs and Muteki open-ended black lug-nuts

Exterior/Aerodynamics/misc:
- 40mm ABW fiberglass Fender Flares (modified, installed and painted by 3R Auto/Racing)
- 3R Racing carbon fiber front splitter (manufactured and installed by 3R Auto/Racing with spring-compression mounting)
- 3R Racing Lightened OEM aluminum hood with Reverse-directed hood-vents
- 3R Racing aluminum hood-scoop delete
- Aero-catch hood pins
- 3R Racing hood-lift supports
- Zebulon MSC STi Special end-plate-mounted competition wing
- STi Spec-C Aluminum trunk lid (painted and installed by 3R Auto/Racing)
- OEM fog-light surrounds (feeds cold air to engine intake on passenger side, feeds air to oil cooler on driver side)
- ’04-’05 Impreza body-style tail-light swap
- APR Performance GT3 Mirrors
- Subtle Solutions ‘STi’ front license-plate delete
- ‘STi’ badged rear license plate delete
- Yellow Headlight Tint

Interior/misc.:
- Cobra Misano seats (Blue alcantara and black suede)
- 3R Racing-fabricated Motec dash and gear-selection display mount
- Billet-Aluminum “STi” Glove-Box Handle (Gift from my dear friend and former-neighbor Tanner)
- 3R Racing-fabricated diamond plate floor plate (driver's side front)
- Black OEM Floor-Mats with STi Emblems (front-passenger only)
- Twin Sparco racing harnesses (6-pt driver, 4-pt passenger)
- DAMD smaller-diameter leather steering wheel (red stitch – round) with OEM STi airbag cover
- Driver- and Passenger-side airbags removed (OEM covers re-installed)
- Spa Extreme fire extinguisher
- Rear seat and related hardware, as well as all factory seat-belts removed
- Air conditioning, sound system and all emissions equipment removed
- Class-legal weight reduction of various forms all over chassis

Devin's Social Media Info:
- http://www.facebook.com/Sumaire.STi


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