Best Cars in each category..

[Pjrb04]

Rally Car.
Lm Race Car.
Race Car.
Road Car.
Nascar Race.
Classic Car.

Plz dont put X1 RedBull

 

[iainoflo85]

Rally Car - Any Premium WRC
LM Race Car - Any of the Premiums Mazda 787B, Peugot 908 or Jaguar XJR9 DLC
Race Car - BMW McLaren F1 GTR Race Car '97
Road Car - Wide Open, really, needs refining but maybe BRZ S '12
Nascar Race - Any of the 2011 models just pick a livery
Classic Race Car - Chaparral 2J '70 / 2D '67
Classic Street Car - Lamborghini Miura P400 Bertone '67

Just my opinions, more my favourite as the term "best" is rather hard to define.

 

[tronrider345]

Rally Car - Focus Rally Car (the one from GT3)
Lm Race Car. - Audi R8 '01/Bentley Speed 8
Race Car - Dodge Viper Oreca
Road Car. - Ferrari F458 Italia
Nascar Race. - Any , the are all the same.
Classic Car. - Vette '54

 

[MoLiEG]

Rally Car.
Lm Race Car.
Race Car.
Road Car.
Nascar Race.
Classic Car.

Plz dont put X1 RedBull

1.- Suzuki SX4 Rally Car
2.- Bentely Speed 8
3.- Dodge Viper GTSR Team Oreca
4.- TommyKaira ZZII
5.- Any
6.- Lamborghini Miura

 

[Guardian]

All, In my opinion:

Rally Car - Ford Focus RS WRC
LM Race Car - Peugeot 908 HDi FAP T/O M/Mut
Race Car - Vauxhall Astra Super Touring Car
Road Car - Saleen S7
NASCAR - Chevrolet 'Jimmie Johnson' Impala '10
Classic Car - Ford GT40 Race Car

 

[yaman]

Rally Car- any of the group b cars
Lm Race Car- mazda 787b, love the sound
Race Car- sauber mercedes c9, it's just mental
Road Car- the r32 skyline.
Nascar Race- all the same for me
Classic Car- chevrolet z28 rm, that roar

 

[hobanator24]

Rally Car: Lancia Delta HF Integrale Rally Car
LM Race Car: Mazda 787B
Race Car (Touring Car): Alfa Romeo 155 V6 TI
Road Car: Volkswagen Golf R
NASCAR: 2011 Tony Stewart #14 Chevrolet Impala NASCAR
Classic Car: Chevrolet Camaro Z28 '69

I think you should add a few more categories too. Such as:
Tuner Car: Amuse S2000 GT1 Turbo
Hybrid/Electric Car: Honda Insight LS '09
Truck/SUV: Chevrolet Silverado SST Concept
Kei Car: Suzuki Cappuccino

Just a few suggestions

 

[Valkyr1313]

Rally Car-2008 Subaru Impreza WRX STI Rally Car
Lm Race Car-Audi R8
Race Car-BMW M3 GTR
Road Car-Aston Martin V12 Vantage
Nascar Race-#42 Montoya
Classic Race Car-Ferrari 330P4
Classic Road Car- Honda "Armageddon Van" Life Step Van

 

[eran0004]

Just my opinions, more my favourite as the term "best" is rather hard to define.

Yep, the word "best" doesn't mean anything without something to be best at. So I'm going to go for best looks.

Rally Car - Subaru Impreza Rally Car '03
LM Race Car - Sauber Mercedes C9 Race Car '89
Race Car - BMW 320i Touring Car '03
Contemporary Road Car (2000 - )

• Supermini - Fiat 500 '08
• Small family car - Volvo C30 '09
• Large family car - Volvo S60 '03
• Executive car - Jaguar XFR '10
• Grand Tourer - Jaguar XKR Coupe '10
• Muscle car - Chevrolet Camaro SS '10
• Supercar - Lamborghini Aventador '11
• Convertible - Mercedes-Benz SL 55 AMG '02
• Roadster - BMW Z4 '03
• Small off-road 4x4 - Suzuki Kei Works '02
• Large off-road 4x4 - Audi Pikes Peak Quattro '03
• Pick-up - Chevrolet SSR '03
• Electric / hybrid - Nissan Leaf '11

Nascar Race - 2011 Brian Vickers #83 Camry
Classic Race Car - Alfa Romeo Giulia TZ2 '65
Classic Street Car - Volkswagen 1200 '66

 

[iainoflo85]

• Supercar - Lamborghini Aventador '11
• Roadster - BMW Z4 '03
• Pick-up - Chevrolet SSR '03

Definitely agree on these three, but for electric/hybrid - I think the Tesla Roadster.

 

[TF GT1 01]

Rally car-escudo pikes peak or pug evo 2 T16 '86
LM car-Masda 787B(proud owner)
Race car-Nissan RC92CP:idea:
Sports car-Honda NSX LM prototype
Classic car-Toyota 7 race car
Super car-Tommy Kaira ZZ-ll
Roadster-Honda S2000
Pick up-Chevolet Silverado concept
Hybrid\electric- Tesla Roadster

Do I need to put NASCARS up? They are all the same!!!

 

[Ryk]

Rally Car.- Lancia Stratos
Race Car. - Gillet Vertigo
Road Car. - TVR Griffith
Nascar Race. - Plymouth Superbird or Dodge Charger
Classic Car. - Alpine A110 1600S

Fun to drive - The Nascars by far the least fun to drive. Bit like asking who is the tallest 6 year old kid...

 

[jgancherjr]

Rally Car - Toyota RSC/Escudo
Lm Race Car. - Peugeot 905
Race Car - (V8) Supra race car (can remember exact sponsor at the moment)
Road Car. - Mclaren MP4-12C
Nascar Race. - Toyota
Classic Car. - Chapparal 2D/2J or Miura

 

[ElementRacer]

Rally Car. Citroen Seb. Loeb
Lm Race Car. Ford GT LM Spec II Test Car
Race Car.Honda weider HSV-010
Road Car. McLaren F1
Nascar Race. Any 2011 model - I prefer Kyle Busch M&Ms
Classic Car. Lamborghini Miura P400 Bertone Prototype

 

[Spirithockey61]

Rally Car.
Lm Race Car.
Race Car.
Road Car.
Nascar Race.
Classic Car.

Plz dont put X1 RedBull

Rally: Citroen C4 WRC from NCD
LM Race: You decide
Race: Honda Weider HSV-010
Road: Ferrari 458 Italia
NASCAR: Any of them; they have the same stats so i guess.. the one that turns left.
Classic: Jaguar XJ13 Race Car

But of course, the NUMBER 1 is the Redbull X1.

 

[OtakuTaikun]

Rally Car: Subaru Impreza STi RM (hellagood brakes)
Lm Race Car: McLaren F1 GTR (torque is easily controlled)
Race Car: 787B (dat engine)
Road Car: Amuse R1 s2000, it grips like no other
Nascar Race: never done one
Classic Car: Lotus Europa hands down

 

[SAPPH]

Rally Car = lancia integrale
Lm Race Car = My favorite, 787B
Race Car = Arta NSX, Weider HSV
Road Car = NSM LM Road Car
Nascar Race = All nascar
Classic Car = Probably the Jaguar E-Type