Ferrari 365 GTB/4 group 4 (1969)
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Chassis numbers

Specifications

1284 units built, 24 units for racing (Competizione)
Click here and here for S1 (1970)
Click here and here for S2 (1972)
Click here and here for S3 (1973)
Click here and here and here and here

Homologation number: 253 and 633
Homologation start: 1/6/1969 and 1/1/1972

Colombo Tipo 251, V12 (60o) cyl, 4 stroke, petrol engine, located front longitudinally
4390cc, 81.0 x 71.0 mm
9.3:1
353 bhp / 263 KW @ 7500 rpm
432.5 nm / 319 ft lbs @ 5000 rpm
aluminium alloy block and head
7 main bearings
2 valves / cylinder, DOHC
aspiration, natural with 6 Weber 40 DCN 20 Carburetors
firing order 1 - 12 - 5 - 8 - 3 - 10 - 6 - 7 - 2 - 11 - 4 - 9
water cooled
dry sump

Colombo Tipo 251F, V12 (60o) cyl, 4 stroke, petrol engine, located front longitudinally
4390cc, 81.0 x 71.0 mm
9.9:1
S1 (1970): 402 bhp / 299 kW @ 8300 rpm
S2 (1972): 430 bhp / 321 kW @ 7800 rpm
S3 (1973): 450 bhp / 336 kW @ 7800 rpm
461 Nm (47 kgm) @ 5500 rpm
aluminium alloy block and head
7 main bearings
2 valves / cylinder, DOHC
aspiration, natural with 6 Weber 40 DCN 21 Carburetors
firing order 1 - 12 - 5 - 8 - 3 - 10 - 6 - 7 - 2 - 11 - 4 - 9
water cooled
dry sump

Rear-Mounted 5 speed manual gearbox
1st: 3.075/1
2nd: 2.119/1
3rd: 1.572/1
4th: 1.25/1
5th: 0.964/1
R: 2.674/1
final drive, 3.300/1
dry Single plate clutch
Tubular Steel Chassis
f suspension Double Wishbones w/Coil Springs over Telescopic Dampers, Anti-R
r suspension Double Wishbones w/Coil Springs over Telescopic Dampers, Anti-R
ZF Worm & Roller steering
Girling discs, all-round, vaccum assisted, f/r disc diameter 290/297mm
Length: 4425 mm / 174.2 in
Width: 1760 mm / 69.3 in
Height: 1245 mm / 49.0 in
Wheelbase 2,400 mm (94.5 in)
Track (fr/r) 1,440 mm (56.7 in) / 1,425 mm (56.1 in)
wheels, 7.5 x 15", C: front 10 x 15", rear 11 x 15"
tires, 215/70 VR 15, C: front 255/15, rear 275/15
1200-300kg
fuel tank, 120 lt
drag coefficient, 0.4


Results in WSCC

Season
S1 Group 5
Car entry Car number/ result
Dayt Sebring Brands Hatch Monza Targa Florio Spa Nurb Le Man Watkins Glen Zeltweg
Team 24h 12h 6h 1000km 1000km 1000km 24h 6h 1000km
North American Racing Team, 12547 #16, acci dent in practice
Statistics
Starts/finishes 1/0 1/0
Driver Team entries and car number
North American Racing Team
Sam Posey 16
Bob Grossman 16

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Drawings

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