Vallelunga 400 km race in 1977

Osella PA5, as Giorgio Francia drove him to third place in the overall standings and to class victory

The 400 km race of Vallelunga 1977 , also Trofeo Ignazio Giunti, Vallelunga , took place on June 2 at the Autodromo Vallelunga and was the seventh round of the sports car world championship of that year.

The race

The race in Vallelunga was the third Group 6 race in the 1977 World Sports Car Championship and the third time that an Alfa Romeo works car won . With the Alfa Romeo T33 / SC / 12 , the factory drivers dominated the racing events at will. The only competitors in the 3-liter class were a privately reported Alfa Romeo T33 / TT / 3 and the Lola T282 of Lella Lombardi , both had no chance in the race. Vittorio Brambilla and Arturo Merzario quickly moved away from the field, Giorgio Francia was the only one who was able to follow them in the 2-liter Osella PA5 . At the finish Brambilla was one lap ahead of his teammate Merzario and two laps over Francia.

Results

Final ranking

Item	class	No.	team	driver	vehicle	Round
1	S 3.0	2	Autodelta SpA	Vittorio Brambilla	Alfa Romeo T33 / SC / 12	125
2	S 3.0	1	Autodelta SpA	Arturo Merzario	Alfa Romeo T33 / SC / 12	124
3	S 2.0	22nd		Giorgio Francia	Osella PA5	123
4th	S 1.6	33		Claudio Francisci	Chevron B31	120
5	S 2.0	18th		Eugenio Renna Luigi Moreschi	Osella PA5	119
6th	S 2.0	14th		Danilo Tesini Gianfranco Trombetti	Osella PA5	118
7th	S 1.6	31		Francesco Cerulli-Irelli Carlo Giorgio	AMS 277	118
8th	S 2.0	27		Giuseppe Piazzi Renzo Zorzi	Chevron B36	115
9	S 2.0	23		Ruggero Parpinelli Anna Cambiaghi	Osella PA2	114
10	S 3.0	7th		Bruno Ottomano Paolo Gargano	Alfa Romeo T33 / TT / 3	107
11	S 1.6	37		Arcadio Pezzali Adelino Zenone	Osella PA5	105
12	S 2.0	15th		Roby Filannino Ermanno Pettiti	Osella PA5	104
13	S 1.3	56		Saponaro	AMS	91
Failed
14th	S 1.6	34		Ranieri Randaccio Stefano Sebastiani	Chevron B26	86
15th	S 1.3	55		Luigino Grassi Antonio Palangio	Chevron B26	55
16	S 3.0	4th		Lella Lombardi	Lola T282	42
17th	S 2.0	16		Jean-Claude Justice Rémy Julienne	Lola T294	40
18th	S 2.0	12		Giovanni Anzeloni Maurizio Flammini	Lola T296	32
19th	S 1.3	54		Marcello Gallo Piero Bongiovanni	Osella PA5	27
20th	S 1.6	38		Paolo Solinas Giorgio Maggiora	Osella PA5	18th
21st	S 2.0	11		Carlo Franchi Cosimo Turizio	Osella PA5	10
22nd	S 1.3	53		Pasquale Anastasio Giampaolo Ceraolo	Osella PA5	5
23	S 2.0	26th		Domenico Giannotti Angelo Gilberti	Osella PA3	2
24	S 1.6	32		Roberto Marazzi Cristiano Del Balzo	AMS	2
Not started
25th	S 2.0	19th		Duilio Ghislotti	Chevron B36	1
26th	S 1.6	36		Giuseppe Bottura Giuseppe Pellin	Osella PA3	2
27	S 1.6	39		"Gates" Giovanni Migliatini	Osella PA4	3
28	S 1.3	52		Gianpiero Lauro	Dallara 1300 cmc	4th
Not qualified
29	S 2.0	24		Anna Cambiaghi Mario Tropia	Osella PA5	5

¹ not started ² not started ³ not started ⁴ not started ⁵ not qualified

Only in the entry list

Here you will find teams, drivers and vehicles that were originally registered for the race but did not take part.

Item	class	No.	team	driver	chassis
30th	S 3.0	3		Mario Casoni Marco Capoferri	Lola T286
31	S 3.0	5		Corrado Manfredini	Lola T284
32	S 3.0	6th		John Blanckley Rolf Götz	Chevron B31
33	S 2.0	21st		Fabio Siliprandi Giuseppe Ranzolin	Osella PA5
34	S 2.0	25th		Luigi Colzani	Chevron B36
35	S 1.6	35		Alessandro Guidetti Federico D'Amore	Dallara 1600 cmc
36	S 1.6	41		Marco Onori Maurizio Orsi	Osella PA5
37	S 1.3	51		Francesco Rafanelli Renato Righi	Chevron B23

Class winner

class	driver	vehicle	Placement in the overall ranking
S 3.0	Vittorio Brambilla	Alfa Romeo T33 / SC / 12	Overall victory
S 2.0	Giorgio Francia	Osella PA5	Rank 3
S 1.6	Claudio Francisci	Chevron B31	Rank 4
S 1.3	Saponaro	AMS	Rank 13

Racing data

• Registered: 37
• Started: 24
• Rated: 13
• Race classes: 4
• Spectators: 8000
• Race day weather: warm and dry
• Route length: 3,200 km
• Driving time of the winning team: 2: 36: 17.200 hours
• Total laps of the winning team: 125
• Total distance of the winning team: 400,000 km
• Winner's average: 153.560 km / h
• Pole position: Vittorio Brambilla - Alfa Romeo T33 / SC / 12 (# 2) - 1: 10.800 = 162.712 km / h
• Fastest race lap: Vittorio Brambilla - Alfa Romeo T33 / SC / 12 (# 2) - 1: 12.200 = 159.557 km / h
• Racing series: 7th round of the 1977 sports car world championship

literature

• Peter Higham: The Guinness Guide to International Motor Racing. A complete Reference from Formula 1 to Touring Car. Guinness Publishing Ltd., London 1995, ISBN 0-85112-642-1 .

Web links

• Race results

Previous race 1000 km race on the Nürburgring in 1977

Sports car world championship

Successor 500 km race from Pergusa 1977