Grand Prix Story/Cars

You should only sell the cars either when you haven't used them at all on a race and are not useful and when you are really low on money. scrap for research data instead.

Name	Rank	Speed	Acceleration	Handling	Durability	Expansion	Advertising	Repair	On-Road	Off-Road	Icy Road	Research Points	To Unlock
Roadster	E	?	?	?	?	2	normal	normal	normal	normal	bad	-	Starting Car
Buggy	D	?	?	?	?	3	normal	poor	normal	poor	poor	?	Upgrade Roadster to 20%
Proto Car	?	?	?	?	?	?	?	?	?	?	?	100	Upgrade Buggy to 50%
Super Car	A	?	?	?	?	4	great	poor	normal	poor	bad	?	Upgrade Proto to 50%
Dragster	?	?	?	?	?	?	?	?	?	?	?	40	Win Snowville Race
Cigar Car	?	?	?	?	?	?	?	?	?	?	?	?	Upgrade Dragster to 50%
Spiral Car	?	?	?	?	?	?	?	?	?	?	?	?	Upgrade Cigar Car to 50%
Wing Car	?	?	?	?	?	?	?	?	?	?	?	?	Win Japan Race
Sonic Car	?	?	?	?	?	?	?	?	?	?	?	?	Upgrade Wing Car to 50%
Aero Car	?	?	?	?	?	?	?	?	?	?	?	?	Upgrade Sonic Car to 50%
Mech Car	S	?	?	?	?	?	?	?	?	?	?	?	Upgrade Aero Car to ??% and Spiral Car to ??%

Car Develop Options

Name	Rank	Speed	Acceleration	Handling	Durability	Expansion	Advertising	Repair	On-Road	Off-Road	Icy Road	Research Points	To Unlock
FF	A	-	-	-	++	-	-	-	-	Starting Option
FR	A	++	++	-	-	-	--	--	-	Starting Option
MR	-	-	-	-	-	-	-	60	?

Parts

Name	Speed	Acceleration	Handling	Durability	On-Road	Off-Road	Icy Road	Research Points	To Unlock	Note
Radial Trs	-	15	20	-	8	-	-	?	?	-
Knobby Trs	-	-	5	-	-	20	-	30	?	-
Sports Trs	-	?	?	-	?	-	-	?	?	-
Slick Trs	-	30	30	-	10	-20	-20	150	Upgrade Sports Trs to 80%	-
Hi Grp Trs	-	-	40	-	-	-	-	120	?	-
Lt Chassis	-	-	-	-	-	-	-	60	?	-
Smlss Gear	-	?	-	-	-	-	-	?	?	-
Spd Gear	25	-25	-	-	-	-	-	60	Upgrade Smiss Gear to 60%	-
Pwr Gear	-25	25	-	-	-	-	-	60	?	-
Wing	-5	-	20	-	-	-	-	50	?	-
BigWing	-20	-	40	-	-	-	-	?	?	-
Lt Chassis	5	-	-	25	-	-	-	?	?	-
Hyper Oil	3	3	3	-	-	-	-	30	?	-
Car Camera	-	-	-	-	-	-	-	?	?	(increases analysis eff)
Tr Chains	-	-	-	-	-	-	5	10	?	-
Coating	-	-	-	10	-	-	-	30	?	-
V6 Engine	?	?	-	-	-	-	-	?	?	-
V8 Engine	?	?	-	-	-	-	-	?	Upgrade V6 to 80%	-
V10 Engine	60	15	-	-	-	-	-	90	Upgrade V8 to 80%	-
V12 Engine	80	20	-	-	-	-	-	90	Upgrade v10 to 100%	-
Supercharger	-	100	-	-	-	-	-	90	?	(acceleration at low speed)