Alfa Romeo Tipo 33 TT3 group 5 (1971)

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Development chain 1967: Alfa Romeo Tipo 33 1968: Alfa Romeo Tipo 33/2 1969: Alfa Romeo Tipo 33/3 1970: Alfa Romeo Tipo 33/3 71 1971: Alfa Romeo Tipo 33 TT3 1973: Alfa Romeo Tipo 33 TT12 1976: Alfa Romeo Tipo 33 SC12

TT derives from Tellaio Tubulare (tubular chassis)
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Specifications

12 units built
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Alfa Romeo Orazio Satta/Giuseppe Busso Tipo 33.300, V8 (90^o) cyl, 4 stroke, petrol engine
2.998cc, 86.0 x 64.4 mm
11.0:1
440 bhp / 328 KW @ 9800 rpm
light alloy block and head
forged steel crankshaft with 5 main bearings
dual over head camshafts per bank DOHC, Chain-Driven, 4 Valves / Cyl - 32 valves total
aspiration, natural with Lucas Mark II mechanical fuel injection
Twin Spark
water cooled
dry sump
5 speed Manual gearbox
aluminium body on steel tubular spaceframe chassis
Front suspension double wishbones, transverse arms, coil springs, telescopic shock absorbers, anti-roll bar
Rear suspension double wishbones, transverse arms, longitudinal beam, coil springs, telescopic shock absorbers, anti-roll bar
rack-and-pinion
ventilated discs, all-round
Length 3700 mm (145.7 in)
Width 1900 mm (74.8 in)
Height 980 mm (38.6 in)
Wheelbase 2240 mm (88.2 in)
Track (fr/r) 1500 mm (59.1 in) / 1380 mm (54.3 in)
650kg

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Results in WSCC

1971Group 6
Season

Car entry	Car number/ result
	Buenos Ayres	Dayt	Sebring	Brands Hatch	Monza	Spa	Targa Florio	Nurb	Le Man	Zeltweg	Watkins Glen
Team	1000km	24h	12h	1000km	1000km	1000km		1000km	24h	1000km	6h
Autodelta, 11572-001							#1, withdrawn	#14, withdrawn		#2T, running in practice	#35, accident in practice
Statistics
Works Starts/finishes 4/0							1/0	1/0		1/0	1/0
Driver	Team entries and car number
Autodelta
Rolf Stommelen							1
Nino Vaccarella							1
Carlo Facetti								14
Teodoro Zeccoli								14
Nanni Galli										2T	35
Henri Pescarolo										2T
Vic Elford											35

1972Season

Car entry, chassis number	Car number/ result
	Buenos Ayres	Dayt	Sebring	Brands Hatch	Monza	Spa	Targa Florio	Nurb	Le Man	Zeltweg	Watkins Glen
Team	1000km	6h	12h	1000km	1000km	1000km		1000km	24h	1000km	6h
Autodelta, 11572-002	#2, 4th	#5, 3rd	#32, engine				#5, 2nd	#6, 3rd	#17, clutch
Autodelta, 11572-004	#4, engine	#3, accident in practice	#34, puncture
Autodelta, 11572-003	#6, acci dent	#7, engine	#31, clutch				#1, valve spring	#4, 11th	#19, final drive
Autodelta, 11572-006			#33, 3rd
Autodelta						#4, in entry list	#4, 3rd	#5, withdrawn	#18, 4th	#5, in entry list
Autodelta						#5, in entry list	#2, engine		#?, in entry list	#6, in entry list
Autodelta							#1T, spare car			#45, in entry list
Escuderia Montjuich									in entry list
Total points 55	7	8	8				17	8	7
Statistics
Works Starts/finishes 20/8	3/1	3/1	4/1				4/2	3/2	3/1
Driver	Team entries and car number
Autodelta
Nanni Galli	4	3	34			4	5		19	5
Rolf Stommelen	6	7	31				1, 1T	4	19	6
Toine Hezemans	6		33				4	5
Andrea de Adamich	4	3	34			4	4	6	18	5
Nino Vaccarella			33				1		18
Peter Revson		7	31							6
Gijs van Lennep							2
Helmut Marko	2	5	32			5	5	5, 6	17	45
Vic Elford	2	5	32			5	1T, 2	4	17	45

1973Season

Car entry, chassis number	Car number/ result
	Dayt	Vallel	Dijon	Monza	Spa	Targa Florio	Nurb	Le Man	Zeltweg	Watkins Glen
Team	24h	6h	1000km	1000km	1000km		1000km	24h	1000km	6h
Scuderia Brescia Corse, 11572-002		#26, acci dent		#16, 5th		#2, lost oil		#60, 15th	#3, 7th
Total points 10				6					4
Statistics
Works Starts/finishes 5/3		1/0		1/1		1/0		1/1	1/1
Driver	Team entries and car number
Scuderia Brescia Corse
Carlo Facetti		26		16				60	3
"PAM"		26		16		2		60	3
Teodoro Zeccoli						2

1976Season for Sports

Car entry	Car number/ result
	Nurb	Monza	Imola	Pergusa	Mosport	Dijon	Salzburg
Team	300km	4h	500km		200mile	500km	200mile
Aequator Cottages			#9, 9th	#8, exhaust
Total points 2			2
Statistics
Works Starts/finishes 2/1			1/1	1/0
Driver	Team entries and car number
Aequator Cottages
Teodoro Zeccoli			9	8
Bruno Ottomano				8

1977Season for Sports

Car entry	Car number/ result
	Dijon	Monza	Valle lunga	Pergusa	Estoril	Le Castellet	Imola	Salzburg
Team	500km	500km	400km		2.5H	500km	250km	300km
Bruno Ottomano		#4, dnt qualify	#7, 10th	#7, dnf		#8, in entry list	#6, dnt qualify
Total points 1			1
Statistics
Works Starts/finishes 4/1		1/0	1/1	1/0			1/0
Driver	Team entries and car number
Bruno Ottomano
Bruno Ottomano		4	7	7		8	6
Paolo Gargano		4	7	7		8	6

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Drawings

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