Forza Motorsport (TM) - Game Layout - 2) Career
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2. Career
 
Go Race The Garage Buy Cars Train Drivatar Set Difficulty

b) The Garage

My Cars Tune Car Setup Buy Upgrades Customize Paint Apply Decals Profile to Profile
Buy Upgrades 
 
Buy new parts to improve your car's performance. Swap between or sell parts you already own. The "Upgrade Shop" is divided into three areas:
 
- Engine and Power,
- Appearance and Aero, and
- Chasis and Drivetrain.
 
 
Thanks to ImSIxString for the upgrade info (link)
Engine and Power
 
Modify your car's power. In general, adding power will increase you Speed and Accel ratings. Adding parts will increase rarity.
 
 
Over 150 aftermarket parts manufacturers have agreed to license 500 parts. (Link)
 
Engine Tuning
Make your car faster and more suitable for racing. Increase the performance and durability of your engine using components in matched upgrade kits.
 
 
Stock = Install your vehicle's stock engine components.
Modified = Raise engine performance and durability above stock levels – Install big-bore throttle body / bodies for improved breathing, under-drive pulley(s) to reduce power lost to accessories, a high flow radiator to improve cooling, and a baffled oil pan to prevent starvation under hard cornering.
Clubsport = Further raise engine performance and durability for dedicated track use – Install high-lift, longer-duration cam(s), stiffer valve springs, and titanium retainers for high RPM use. Port and polish cylinder heads to improve breathing, and add an engine oil cooler to stabilize temperatures.
Professional = Maximize engine performance and durability for all-out racing - Install a stroker crankshaft constructed of billet steel, titanium connecting rods, and lightweight forged aluminum pistons for increased displacement and bottom-end reliability. Add individual throttle bodies for high flow and crisp throttle response and a dry sump oil system for cool, consistent lubrication under any condition.
 
Intake and Exhaust
Increase power by improving both your engine's intake and exhaust flow using components in matched upgrade kits.
 
Stock = Install your vehicle's stock intake and exhaust components.
Modified = Install a high-flow replacement air filter element and a performance, mandrel-bent cat-back exhaust system with stainless steel sport muffler(s) for more efficient breathing.
Clubsport = Replace stock intake system with high flow cone air filter(s), stainless steel header(s), and track-only catalytic converter bypass pipe(s).
Professional = Install a carbon-fiber, pressurized cold air intake system, resonance-tuned carbon-Kevlar intake manifold and plenum, port-matched, lightweight titanium anti-reversion header(s), and straight-through big-bore titanium racing exhaust system.
 
Fuel and Ignition
Increase engine power by upgrading fuel delivery and ignition systems using components in matched upgrade kits.
 
 
Stock = Install your vehicle's stock fuel and ignition system components.
Modified = Install a custom ECU chip to improve power through optimized fuelling and more aggressive ignition timing. Add silicon-insulated ignition wires and platinum-tipped spark plugs.
Clubsport = Further increase fuel flow and promote optimal spark for more power – Install colder range spark plugs, grounded ignition wires, capacitive-discharge coil pack, a high-flow fuel pump , injectors, rails and filters, and a piggyback ECU fuel and ignition timing management system.
Professional = Maximize fuel delivery, spark energy, and tenability of the engine-management system – Install a racing ignition system with individual coils for each cylinder, maximum flow high-impedance fuel injectors, twin racing fuel pumps, foam-filled racing fuel cell, and programmable stand alone fuel management system. Optimize tuning for high-octane race fuel.
 
Turbo
Upgrade or add a turbocharger system to your engine (offered as matched upgrade kits). Turbo systems use wasted exhaust energy from  the engine to spin a turbine, which compresses air entering your engine. While turbochargers dramatically increase your engine's power output, it can take ...  
 
 
Stock = Install your vehicle's stock turbocharger system components.
Modified = Boost engine power moderately over its stock level - Install ball-bearing sport turbocharger(s) (sized for low lag, moderate boost) with an integral wastegate, cast iron turbo manifold(s), and a manual boost controller.
Clubsport = Boost engine power considerably over its stock level, sacrificing some street drivability for better on-track performance – Install ceramic ball-bearing turbocharger(s) (sized for moderate lag, high boost) with external wastegate, ceramic-coated stainless steel turbo manifold(s) and flanged down pipe(s), piston-type blow-off valve, water injection, and electronic boost controller.
Professional = Maximize engine power for all-out racing at the expense of noticeable turbo lag – Install large racing turbo charger(s) (sized for high lag, maximum boost) with high-flow external racing wastegate(s), Inconel turbo manifolds and flanged down pipe, a high-flow piston-type blow-off valve, alcohol injection, and an electronic boost controller.
 
Supercharger
Upgrade or add a supercharger system to your engine (offered as matched upgrade kits).  Powered by a belt directly connected to the engine's crankshaft, a supercharger compresses the air entering  your engine. Because they are powered directly by the crankshaft, the rob the engine of a nominal ...
 
 
Stock = Install your vehicle's stock supercharger system components.
Modified = Boost engine power moderately above its stock level - Install a positive displacement roots-type supercharger (which produces low boost across the RPM range and a noticeable improvement in low-end and mid-range torque).
Clubsport = Boost engine power considerably above its stock level - Install a larger positive displacement roots-type supercharger (which produces moderate boost across the RPM range and a noticeable improvement in low-end and mid-range torque), and a custom-sized pulley, which spins the supercharger faster.
Professional = There is no professional supercharger.
 
Intercooler
Increase forced-induction efficiency, and thus powerful, by adding or upgrading an intercooler (offered as matched upgrade kits). The intercooler cools the air compressed by the turbocharger or supercharger. Note that this upgrade cannot be added to a normally aspirated engine. 
 
 
Stock = Install your vehicle's stock intercooler(s).
Modified = Increase power by lowering charge air temperatures - Install a medium sized tube and fin core sport intercooler(s).
Clubsport = Increase power by lowering charge air temperatures - Install a larger, more efficient bar and plate core intercooler(s).
Professional = Increase power by lowering charge air temperatures – Install a maximum-sized, high-flow bar and plate core racing intercooler(s).
 
Engine Swap 
Install the engine from another car of the same manufacturer. Note when installing another engine, the upgrades from your current engine are not transfered.
Appearance and Aero
Modify your car's appearance , aerodynamics, weight and downforce. In general, adding downforce  will increase your car's Corner rating . Adding parts will increase Rarity. 
 
 
Wheel Style
Customize your car's appearance by installing  aftermarket rims. 
 
 
 
Window Tint
Customize your car's appearance by tinting your car's windows. 
 
 
 
Front Bumper 
Customize your car's appearance and increase front-end downforce. Some bumper feature ADJUSTABLE downforce. 
 
 
 
Rear Bumper  
Customize your car's appearance with an aftermarket rear bumper.
 
 
 
Side Skirts  
Customize your car's appearance by installing aftermarket side skirts.
 
 
 
Hood 
Customize your vehicle's appearance with an aftermarket hood.
 
 
 
Rear Spoiler / Wing 
Customize your vehicle's appearance with a rear wing / spoiler Increase rear-end downforce.
 
 
 
Headlight Housings 
Customize your vehicle's appearance with aftermarket headlight housings.

Tail lamp Housings  
Customize your vehicle's appearance with aftermarket tail lamp housings.
Chasis and Drivetrain
Modify your car's suspension, brakes, brakes, transmission, clutch, weight, tires and differential(s). In general, chassis and drivetrain upgrades will increase your Brake and Corner ratings. Adding parts increase Rarity.
 
 
Suspension
Improve your car's handling and cornering  through decreased ride height and improved body control
 
 
Stock = Install your vehicle's stock suspension components.
Modified = Improve handling performance by reducing your ride height and center of gravity - Install lowering springs and matched shocks.
Clubsport = Further improve handling performance through better control of body motion – Install stiffer anti-rollbars, height-adjustable coil-over springs, and custom-valved adjustable shocks. Replace rubber bushings with polyurethane bushings.
Professional = Maximize handling performance with a fully customizable suspension system - Install adjustable anti-rollbars and custom-valved double-adjustable racing shocks.
 
 
Brakes
Improve braking power and decrease brake fade.  Brake fade occurs when excess heat diminishes brake performance. 
 
 
Stock = Install your vehicle's stock braking system components.
Modified = Improve braking performance and resistance to brake fade - Install high performance brake pads and high boiling point brake fluid.
Clubsport = Further improve braking performance and resistance to brake fade - Install larger internally ventilated brake discs, multi-piston calipers, braided steel brake lines, and track purpose brake pads.
Professional = Maximize braking performance and resistance to fade – Install carbon-ceramic internally ventilated brake discs, matched multi-piston calipers, and racing-purpose composite brake pads.
 
 
Transmission
Increase torque capacity and decrease shift time through modifications to your shifter and gearbox.
 
 
Stock = Install the stock transmission for your car.
Modified = Install a short-shifter Short-shifters decrease the amount of hand movement needed to shift gears, which increases the speed with which you can change gears.
Clubsport = Install a semi-racing gearbox (with lighter, interchangeable rough-cut gears) and a short-shifter which decreases your shift time.
Professional = Install a sequential shifter and a six-gear racing gearbox (with a variety of interchangeable full dog tooth gears). This decreases shift time and power loss in the drivetrain.
 
 
Clutch and Flywheel
Modify your clutch to increase torque capacity. Improve engine response  and acceleration by decreasing the weight of your flywheel.
 
 
Stock = Install your vehicle's stock clutch and flywheel components.
Modified = Improve acceleration and throttle response by decreasing the weight and rotational inertia of your flywheel, and increase the torque capacity of the clutch - Install a lightweight steel flywheel and sport clutch.
Clubsport = Further improve acceleration and throttle response with a lighter flywheel, and further increase the torque capacity of your clutch - Install a lightweight aluminum flywheel and a twin-plate racing clutch.
Professional = Maximize acceleration and throttle response benefits with the lightest flywheel, and maximize the torque capacity of your clutch – Install a carbon fiber flywheel and triple-plate racing clutch.
 
 
Weight Reduction
Improve your car's handling, cornering, braking, and acceleration by decreasing it's weight.
 
Stock = Return your vehicle to its stock weight.
Modified = Improve vehicle performance by decreasing weight - Remove sound insulation, cruise control, entertainment system, and air conditioning system.
Clubsport = Further improve vehicle performance by additional weight reduction - Remove any rear seats, air bags, power locks, and power windows. Install racing seats and a lightweight battery.
Professional = Maximize weight reduction, and increase structural rigidity - Remove all interior trim and carpeting. Install Plexiglas side windows and a thinner glass windshield Install a roll cage for driver protection and structural reinforcement.
 
 
Tires
 
 
Stock = Install the stock tires for your car.
Modified = Improve your cars handling and braking – Install ultra high performance street tires.
Clubsport = Further improve your cars handling and braking – Install street-legal, soft-compound race tires. 
 
Professional = Maximize your cars handling and braking – Install track-only race slicks.
 
Drivetrain
 
 
Stock = Install your vehicle's stock drivetrain components.
Modified = Improve grip in adverse cornering conditions – Install a high performance 1-way limited slip differential (positive lock motion only under acceleration)
Clubsport = Improve grip in adverse cornering conditions, and reduce the rotational vibration of your drivetrain – Install a high performance 1.5-way limited slip differential (stronger positive lock motion under acceleration than deceleration) and a lightweight driveshaft.
Professional = Maximize grip in adverse cornering conditions, and reduce the rotational vibration of your drivetrain – Install a racing 2-way limited slip differential (positive lock motion under both acceleration and deceleration) and a carbon-fiber driveshaft.
 

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