Alfa Romeo Tipo 33 SC12 group 6 (1977)

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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

SC derives from Telaio Scatolato (monocoque chassis)

Specifications

4 items built
Click here and here for turbo version

Alfa Romeo flat V12 (180^o) cyl, 4 stroke, petrol engine
2995cc, 77.0 x 53.6 mm
12.0:1
520 bhp / 383 KW @ 12000 rpm
light alloy block and head
forged steel crankshaft with 7 main bearings
dual over head camshafts per bank (DOHC), gear driven, 4 valves / cylinder - 48 valves total
aspiration, natural with Lucas Mark II mechanical fuel injection
water cooled
dry sump

Alfa Romeo flat V12 (180^o) cyl, 4 stroke, petrol engine
2134cc, 77.0 x 38.2 mm
640 bhp / 477 KW @ 11000 rpm
470 Nm / 347 ft lbs @ 9000 rpm
light alloy block and head
forged steel crankshaft with 7 main bearings
dual over head camshafts per bank (DOHC), gear driven, 4 valves / cylinder - 48 valves total
aspiration: 2 x KKK turbochargers with Lucas Mark II mechanical fuel injection
water cooled
dry sump

5 speed Manual gearbox
Dry, dual plate clutch
aluminium body on box section monocoque 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 steering
ventilated discs, all-round
Length 3800 mm (149.6 in)
Width 2000 mm (78.7 in)
Height 960 mm (37.8 in)
Wheelbase 2500 mm (98.4 in)
Track (fr/r) 1490 mm (58.7 in) / 1470 mm (57.9 in)
770kg

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Results in WSCC

1976Season for Sports

Car entry	Car number/ result
	Nurb	Monza	Imola	Pergusa	Mosport	Dijon	Salzburg
Team	300km	4h	500km		200mile	500km	200mile
Autodelta SpA	#17, in entry list		#1, 2nd	#1, suspe nsion			#1, oil pump
Total points 9			9
Statistics
Works Starts/finishes 3/1			1/1	1/0			1/0
Driver	Team entries and car number
Autodelta SpA
Vittorio Brambilla			1				1
Arturo Merzario			1	1			1
Mario Casoni				1

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
Autodelta SpA, 11512-015	#1, 1st	#3, acci dent	#1, 2nd	#1, 1st	#1, 1st	#1, 1st	#1, acci dent	#2, 1st
Autodelta SpA, 11512-014	#2, eng ine	#2, 1st	#2, 1st	#2, disqua lified	#2, 2nd	#2, eng ine	#2, 1st	#3, 3rd
Autodelta SpA, 11512-012	#2T, spare car	#1, spare car		#1T, spare car	#3, 3rd
Autodelta SpA, 11512-016 (Turbo)								#1, 2nd
Total points 123	10	10	19	10	27	10	10	27
Statistics
Works Starts/finishes 18/13	2/1	2/1	2/2	2/1	3/3	2/1	2/1	3/3
Driver	Team entries and car number
Autodelta SpA
Arturo Merzario	1	3	1	1	1	1	1	1
Jean-Pierre Jarier	1, 2T	1				1
Vittorio Brambilla	2	2	2		2	2	2	2
John Watson	2
Giorgio Francia				2	3			3
Spartaco Dini				2, 1T	3			3

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Drawings

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