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# Gobstopper II

technical specification

engine & ecu

Config/ No of Cyls/ Valves

 

Flat 4/4/16

Engine Block

 

EJ20 – Closed Deck

Capacity

 

2000cc

Stoke/ Bore

 

75.0 / 92.0mm

Compression Ratio

 

9.75:1

Fuel Grade

 

VP Import 120 RON.

Max Output

 

780bhp

Max Torque

 

786Nm

Piston Type

 

RCM / Omega Forged “Nitrous”.

Connecting Rod

 

RCM / Arrow M2000 H Section.

Crankshaft

 

RCM / Arrow Billet.

Cylinder Heads

 

V3/4 STI Castings With RCM Port & Polish Modified for WRC Gas O-Ring Conversion.

Valve Seats

 

Beryllium.

Valve Guides

 

Bronze.

Valves

 

RCM Plasma Nitride +1mm Oversize.

Camshafts

 

RCM Lightweight / Gun drilled Steel Billet Cams.

Timing

 

RCM R Profile Vernier Pulleys Connected By WRC “Deep Toothed” Kevlar Belt.

Inlet Manifold

 

WRC Aluminium Reverse. Modified For 8 Injectors & Nitrous Injection.

Fuel

 

X4 700cc Injectors Supplied With Twin Bosch Motorsport Fuel Pumps Through A Parallel Fuel Rail Design.

Nitrous

 

Additional 100bhp With Direct Nitrous Injection Progressively Controlled Via The ECU.

Exhaust Manifold

 

Custom Made Twin Scroll Inconel Manifold Finished With White Ceramic Coating.

Oil Supply

 

RCM Custom Dry Sump System.

ECU

  Syvecs S8

Dash

  Motec C185
Body 

Body Shell

 

2008 Impreza STI Version 10. Fabricated Steel Front And Rear Wheel Arch Tubs. Extensive Modifications To The Front Panel, Bulkhead, Rear Firewall & Floor Pan.

Roll Cage

 

 Fully Integrated Weld In Cage.

Body Panels

 

RCM Custom Made Carbon Fibre Doors, Front & Rear Bumper, Bonnet, Rear Quater Panels, Front Wings & Roof Skin. RCM Front & Rear Aero Package.

Seats

 

Driver & Passenger Recaro Hans Carbon Kevlar Seats Secured with Custom Sub frames & Finished With Sabelt Multipoint Harnesses.

Jacks

 

Custom RCM / Krontec Air Jack System.

Glass

 

Heated Front Screen, Lightweight Polymer Side Windows & Rear Screen.

 

 

Chassis & Drivetrain

Subframe

 

Front & Rear Lightweight, Custom Fabricated Tubular Frames.

Suspension

 

Ohlins TTX46.

Gearbox

 

6spd Zytec Paddle Shift Sequential Dog Box.

Wheels

 

Team Dynamics Pro Forged Billet Wheels. 10X18 ET54. 

Propshaft

 

Carbon Shaft.

Brakes

 

AP Racing 380mm Carbon Front Brake Kit With Forged One Piece Calipers. Ap Racing 340mm Carbon Rear Brake Kit With Forged One Piece Calipers.

 

 

 

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