Porsche 904 group P (1964)

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Source

Chassis numbers here and here

Specifications

5 units built
Click here
Click here for 904/6

Type 771/0, Boxer 8 (180^o) cyl, 4 stroke, petrol engine
1982cc, 76.0 x 54.6 mm
10.5:1
225 HP (168 kW) @ 8000 rpm
210 Nm @ 7100 rpm
cast-aluminium block, aluminium alloy head
2 valves / cylinder, DOHC driven with bevel gears
aspiration: natural with 2 x Weber 42 IDA 3C carburetors
aircooled

Porsche Type 901/20

Analytical specifications and drawings

B6 (180^o) cylinder
1991cc capacity
10.3:1
SOHC, 2 valves/cyl - 12 valves total
aspiration: natural, 2 x Weber 46 IDA 3C carburetors
Power output
200 bhp / 149 KW @ 8000 rpm
190 Nm / 140 ft lbs @ 6000 rpm

type 822, 5 speed manual gearbox
1st: 2.643/1
2nd: 1.550/1
3rd: 1.217/1
4th: 1.040/1
5th: 0.889/1
final drive: 4.428/1, 4.605/1, 4.260/1, 3.636/1, 3.362/1
steel ladder chassis with rectangular tubes. 2 doors coupe fibreglass bodyshell
ZF Rack & Pinion steering
front disk brakes 275mm diameter, rear disk brakes 285mm diameter
length 4090 mm (161.02")
width 1540 mm (60.62")
height 1065 mm (41.93")
wheelbase 2300 mm (90.6")
front track 1314 mm (51.73")
rear track 1312 mm (51.65")
rims 5J x 15" or 6 x 15"
tires, 165 HR 15 / 185/70-HR-15 or 5.5-15 / 6.0-15 front/rear
weight 650 kg
fuel tank, 61 lt
drag coefficient, 0.33
frontal area, 1.32 m²

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Results in WSCC

1964Season races for Prototypes

Car entry, chassis number	Car number/ result
	Sebring	Targa Florio	Consuma	Nurb	Rossfeld	Le Man	Reims	Freiburg	Tourist Trophy	Sierra Montagna	Brigde Hampton	Paris
Team	12h		Hill climb	1000km	Hill climb	24h	12h	Hill climb		Hill climb	500km	1000km
Porsche System Engineering, 904/8 008 (904/8)		#186, 6th		#127, acci dent in practice		#30, clutch
Porsche System Engineering, 904/8 009 (904/8)				#126, 5th		#29, clutch	#33, gear box					#30, 3rd
Porsche System Engineering, 906 001 (904/6)												#31, acci dent
Scuderia Filipinetti (904/8)					#2, 2nd	#28, in entry list		#97, 3rd		#63, 2nd
Total points 45		5		6	9			8		9		8
Statistics
Works Starts/finishes 11/6		1/1		2/1	1/1	2/0	1/0	1/1		1/1		2/1
Drivers	Team entries and car number
Porsche System Engineering
Edgar Barth		186		127		29	33					30
Umberto Maglioli		186
Jo Bonnier				126
Richie Ginther				126
Colin Davis				127		30	33					30
Herbert Linge						29
Gerhard Mitter						30
Scuderia Filipinetti
Herbert Müller					2			97		63

1965Season races for Prototypes

Car entry, chassis number	Car number/ result
	Dayt	Sebring	Monza	Tourist trophy	Targa Florio	Spa	Nurb	Mugelo	Rossfeld	Le Man	Reims	Freiburg	Ollon	Bridgeh
Team	2000km	12h	1000km			500km	1000km		Hill climb	24h	12h	Hill climb	Hill climb	500km
Porsche System Engineering, 904/8 008		#38, 9th								#33, clutch
Porsche System Engineering, 904/8 009					#174, 4th		#20, 3rd			#34, dns
Porsche System Engineering (904/8)												#63, in entry list	#170, in entry list
Porsche System Engineering, 906 001 (904/6)					#176, 3rd		#23, 5th			#32, 4th
Porsche System Engineering, 906 005 (904/6)							#23T, spare car
Porsche System Engineering, 906 011 (904/6)							#21, 9th
Porsche System Engineering, 906 012 (904/6)					#T, spare car		#22, 6th			#35, cam shaft
Porsche System Engineering, 906 003 (904/8 Bergspyder)							#21T, spare car					#62, in entry list
Porsche System Engineering, 906 004 (904/8 Bergspyder)												#60, 2nd	#T, spare car
Porsche System Engineering, 906 007 (904/8 Bergspyder)									#2T, 1st
Porsche System Engineering, 906 008 (904/8 Bergspyder)					#182, 2nd
Porsche System Engineering, 906 009 (904/8 Bergspyder)												#61, dnf
Porsche System Engineering, 906 010 (904/8 Bergspyder)									#2, spare car				#171, 2nd
Total points 82		2			24		21		10	7		9	9
Statistics
Works Starts/finishes 16/12		1/1			3/3		4/4		1/1	4/1		2/1	1/1
Drivers	Team entries and car number
Porsche System Engineering
Gerhard Mitter		38			182		21, 21T		2, 2T	33		60	171, T
Herbert Linge		38			176		23, 23T			32
Jo Bonnier					174		20, 21T
Graham Hill					174
Umberto Maglioli					176		23, 23T
Colin Davis					182		21, 21T			33
Antonio Pucci					T
Günther Klass					T		22			34, 35
Jochen Rindt							20, 21T
Peter Nöcker							22			32, 34
Dieter Glemser										34, 35
Gerhard Koch										34
Gerhard Koch												61
Anton Fischhaber												63	170

1966Season

Car entry, chassis number	Car number/ result
	Dayt	Sebring	Monza	Targa Florio	Spa	Nurb	Le Man	Mugelo	CdE	Hock	Montagna	Nurb	Zeltweg
Team	24h	12h	1000km		1000km	1000km	24h				Hill climb	500km	500km
Porsche System Engineering, 906-001 (904/6)				#T, spare car
Porsche System Engineering, 906-010 (904/8 Bergspyder)											#186, 2nd
Michel Weber, 906-002 (904/6)											#189, in entry list
Keymo Motors Corporation, 906-004 (904/8 Bergspyder)	#10, in entry list	#87, timing chain
Total points 9											9
Statistics
Works Starts/finishes 5/1		1/0									1/1
Driver	Team entries and car number
Porsche System Engineering
Vincenzo Arena				T
Antonio Pucci				T
Gerhard Mitter				T							186
Jo Bonnier				T
Hans Herrmann				T
Dieter Glemser				T
Keymo Motors Corporation
John Fulp	10	87
Charlie Kolb	10	87
Bruce Jennings	10
Bill Rutan	10

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Source
904/8
Source
904/6
Source
904/8 Bergspyder
Source
Source
Source

Drawings

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