1981 Stock Car Brasil season

The 1981 Stock Car Brasil Championship was the third iteration of the Stock Car Brasil Championship. The season would begin at the Autódromo Internacional de Tarumã on April 5 and would conclude at the Autódromo Internacional de Guaporé on October 25.

The championship was won by Affonso Giaffone Jr.

The following circuits hosted at least one round of the 1981 championship.^[1]

Round	Circuit (Event)	Dates	Map
1	Autódromo Internacional de Tarumã Viamão, Rio Grande do Sul	5 April	Interlagos Curitiba Goiânia Jacarepaguá Cascavel Guaporé Tarumã Brasília
2	Autódromo Internacional Nelson Piquet Jacarepaguá, Rio de Janeiro	3 May
3	Autódromo José Carlos Pace São Paulo, São Paulo	17 May
4	Autódromo Internacional de Brasília Brasília, Distrito Federal	7 June
5	Autódromo Internacional de Goiânia Goiânia, Goiás	21 June
6	Autódromo Internacional de Cascavel Cascavel, Paraná	2 August
7	Autódromo Internacional de Curitiba Curitiba, Paraná	9 August
8	Autódromo Internacional de Guaporé Guaporé, Rio Grande do Sul	25 October

Teams and drivers

All teams and drivers were Brazilian-registered. All entrants ran the Chevrolet Opala car.

Entrant	Tire	No.	Driver	Rounds
Castrol Racing	M	2	Guilherme Mottur
Castrol Racing	M	93	Aloysio Andrade Filho	All
Spinelli Racing	C	3	Marcos Gracia	All
		13	Valtemir Spinelli	All
		43	Olimpio Alencar Jr.	All
		55	Toninho da Matta
Oxigeral GP	B	4	Sylvio de Barros
Equipe Johnson	P	9	Marcos Troncon
Equipe Johnson	P	17	Ingo Hoffmann	All
Blindex Racing Team	M	11	Chico Serra	All
Jumbo Eletro Team	P	12	Antonio Castro Prado
Jumbo Eletro Team	P	91	Armando Balbi	All
Camel Grand Prix	C	16	Joannis Likoroupoulos
Camel Grand Prix	C	82	Reinaldo Campello
Equipe Havoline-Texaco	P	20	José Luiz Nogueira	All
Equipe Havoline-Texaco	P	49	Jayme Figueiredo
Equipe Coca-Cola Brasil/Polwax	C	22	Paulo Gomes	All
Equipe Coca-Cola Brasil/Polwax	C	67	Antônio Carlos Avallone
Team Metalpó	B	23	José Catanhede
Team Metalpó	B	25	Sidney Alves
Giaffone Motorsport	M	26	Affonso Giaffone Jr.	All
Giaffone Motorsport	M	80	Zeca Giaffone	All
Team Metalpó-Combustol	M	30	Ricardo Fontanari
Bastos Racing Team	C	34	Edgar Mello Filho	All
Valvoline Team	C	53	Fernando Tradt
Valvoline Team	C	85	Alfredo Guaraná Menezes	All
Camel Grand Prix	C	59	Ricardo Baptista
Camel Grand Prix	C	97	Luis Carlos Sansone
HG/Rodão Motorsport	C	62	Carlos Drumond
Renner Racing	C	72	Mauro Turcatel
Renner Racing	C	81	João Correa	All
Larus Turbo/Sandvik/Net Oz SuperAuto	P	75	René de Nigris
Ashford Motorsports	P	76	Márcio Mauro
Molas Hoesch Team	G	84	Pedro Carneiro Pereira
San Philipo/Objetivo Competições	C	94	João Carlos Palhares
Águia Autosport	M	99	Leonardo Sánchez

Round	Circuit	Date	Pole position	Fastest lap	Winning driver	Winning team
1	Tarumã	5 April	Ingo Hoffmann	Ingo Hoffmann	Ingo Hoffmann	Equipe Johnson
2	Jacarepaguá	3 May	Olimpio Alencar Jr.	Olimpio Alencar Jr.	Olimpio Alencar Jr.	Spinelli Racing
3	Interlagos	17 May	Affonso Giaffone Jr.	Olimpio Alencar Jr.	Reinaldo Campello	Camel Grand Prix
4	Brasília	7 June	Ingo Hoffmann	Paulo Gomes	Ingo Hoffmann	Equipe Johnson
5	Goiânia	21 June	Olimpio Alencar Jr.	Olimpio Alencar Jr.	Olimpio Alencar Jr.	Spinelli Racing
6	Cascavel	2 August	Paulo Gomes	Reinaldo Campello	Olimpio Alencar Jr.	Spinelli Racing
7	Curitiba	9 August	Affonso Giaffone Jr.	Affonso Giaffone Jr.	Affonso Giaffone Jr.	Giaffone Motorsport
8	Guaporé	25 October	Paulo Gomes	Reinaldo Campello	Reinaldo Campello	Camel Grand Prix

Pos	Driver	TAR	RIO	INT	BRA	GOI	CAS	CUR	GUA	Pts
1	Affonso Giaffone Jr.	2	9	Ret	2	3	2	1	Ret	84
2	Olimpio Alencar Jr	3	1	2	Ret	1	1	6	3	51
3	Zeca Giaffone	5	3	9	8	4	3	7	2	47
4	Reinaldo Campello	18		1	3			2	1	45
5	Paulo Gomes	6	2	6	7	5	7	4	6	45
6	Ingo Hoffmann	1	4	5	Ret	2	5	8	5	44
7	Valtemir Spinelli	7	Ret	Ret	6	11	6	5	4	43
8	Marcos Gracia	10	7	DSQ	4	7	4	3	Ret	35
9	Alfredo Guaraná Menezes	4	Ret	13	Ret	10	Ret	16	7	34
10	Luis Carlos Sansone		Ret			12	12			34
11	Aloysio Andrade Filho	20	13	Ret	14	18	9	Ret	9	32
12	Edgar Mello Filho	DNS	5	3	Ret	6	8	10	Ret	31
13	João Correa	Ret	6	7	12	16	10	11	8	28
14	Chico Serra	9	DSQ	4	Ret	8	Ret	Ret	Ret	27
15	René de Nigris				1			9		21
16	João Carlos Palhares		Ret	Ret	11	13	15	Ret	10	19
17	Carlos Drumond				5					10
18	Toninho da Matta	8	8	12			11			9
19	José Catanhede (Catanha)	16	14	8	Ret					7
20	Armando Balbi	11	Ret	15	9	14		12	12	6
21	Pedro Carneiro Pereira	13		Ret	10	9				6
22	Ricardo Fontanari	17	10	16	16	DNS			14	4
23	Sidney Alves	19	Ret	10			13	14		4
24	Jayme Figueiredo	14	12	14	13	17			11	3
25	José Luiz Nogueira	12	11	11	15	15	14	15	13	3
26	Antônio Carlos Avallone							13		2
27	Leonardo Sánchez	15	15							2
28	Marcos Troncon				Ret			17		0
29	Joannis Likoroupoulos	Ret			DNS	Ret		Ret		0
30	Fernando Tradt							Ret	Ret	0
31	Guilherme Mottur	DNS	DNS	Ret				DNS		0
32	Márcio Mauro			Ret						0
33	Ricardo Baptista								Ret	0
34	Antonio Castro Prado	AN			Ret					0
35	Sylvio de Barros						Ret	Ret		0
36	Mauro Turcatel							Ret		0
Pos	Driver	TAR	RIO	INT	BRA	GOI	CAS	CUR	GUA	Pts
Source: ^[2]

Bold – Pole position
Italics – Fastest lap
† – Retired, but classified