1978 Dutch TT

Race details
Race 6 of 13 races in the 1978 Grand Prix motorcycle racing season
Date	24 June 1978
Official name	Dutch TT 1978[1][2][3]
Location	Circuit van Drenthe Assen
Course	Permanent racing facility 7.718 km (4.796 mi)
500 cc
Pole position Rider Johnny Cecotto Time 3:01.900 Fastest lap Rider Kenny Roberts Time 2:57.400 Podium First Johnny Cecotto Second Kenny Roberts Third Barry Sheene
350 cc
Pole position Rider Franco Uncini Time 3:05.700 Fastest lap Rider Franco Bonera Time 3:18.800 Podium First Kork Ballington Second Franco Bonera Third Jon Ekerold
250 cc
Pole position Rider Kenny Roberts Time 3:09.000 Fastest lap Rider Kenny Roberts Time 3:09.600 Podium First Kenny Roberts Second Kork Ballington Third Gregg Hansford
125 cc
Pole position Rider Eugenio Lazzarini Time 3:15.500 Fastest lap Rider Eugenio Lazzarini Time 3:16.600 Podium First Eugenio Lazzarini Second Maurizio Massimiani Third Harald Bartol
50 cc
Pole position Rider Eugenio Lazzarini Kreidler Time 3:36.600 Fastest lap Rider Eugenio Lazzarini Time 3:34.800 Podium First Eugenio Lazzarini Second Ricardo Tormo Third Patrick Plisson
Sidecar (B2A)
Pole position Rider Rolf Biland Time 3:16.000 Fastest lap Rider Rolf Biland Time 3:11.500 Podium First Werner Schwärzel Second Jean-François Monnin Third Dick Greasley

The 1978 Dutch TT was the sixth round of the 1978 Grand Prix motorcycle racing season. It took place on the weekend of 22–24 June 1978 at the Circuit van Drenthe Assen.

Johnny Cecotto leads Barry Sheene and Kenny Roberts during the 1978 500cc Dutch TT race

Classification

500 cc

Pos.	Rider	Team	Manufacturer	Time/Retired	Points
1	Johnny Cecotto	Yamaha Motor Company	Yamaha	48'17.100	15
2	Kenny Roberts	Yamaha Motor Company	Yamaha	+0.100	12
3	Barry Sheene	Texaco Heron Team Suzuki	Suzuki	+3.100	10
4	Takazumi Katayama	Sarome & Motul Team	Yamaha	+13.200	8
5	Wil Hartog	Riemersma Racing	Suzuki	+36.100	6
6	Michel Rougerie		Suzuki	+43.400	5
7	John Newbold	Ray Hamblin Motorcycles	Suzuki	+43.600	4
8	Boet van Dulmen		Suzuki	+45.200	3
9	Steve Baker	Team Gallina Nava Olio Fiat	Suzuki	+1 lap	2
10	Steve Parrish		Suzuki	+1 lap	1
11	Philippe Coulon	Marlboro Nava Total	Suzuki	Retired
12	Teuvo Länsivuori		Suzuki	+1 lap
13	Franco Bonera	Team Kiwi Yamoto	Suzuki	+1 lap
14	Alex George		Suzuki	+1 lap
15	Jack Middelburg		Suzuki	+1 lap
16	Graziano Rossi	Team Gallina Nava Olio Fiat	Suzuki	+1 lap
17	John Woodley	Sid Griffiths Racing	Suzuki	+1 lap
18	Max Wiener		Suzuki	+1 lap
19	Dick Alblas		Suzuki	+1 lap
20	Gerhard Vogt	Bill Smith Racing	Yamaha	+1 lap
20	Franz Rau	Kazenmaier Autovermietung	Suzuki	+1 lap
21	Gerhard Vogt	Bill Smith Racing	Suzuki	+1 lap
22	Cees Scheepens		Suzuki	+1 lap
Ret	Marco Lucchinelli	Cagiva Corse	Suzuki	Retired
Ret	Leslie van Breda		Suzuki	Retired
Ret	Bruno Kneubühler	RSS Racing Team	Suzuki	Retired
Ret	Piet van der Wal	RSS Racing Team	Yamaha	Retired
Ret	Gianni Rolando	Team Librenti	Suzuki	Accident
Ret	Virginio Ferrari	Team Gallina Nava Olio Fiat	Suzuki	Tyre problems
Ret	John Williams	Team Appleby Glade	Suzuki	Retired
DNS	Dave Potter	Ted Broad	Suzuki	Did not start
DNS	Bo Granath		Suzuki	Did not start
DNQ	Jean-Claude Hogrel	Buton	Buton	Did not qualify
DNQ	Børge Nielsen		Suzuki	Did not qualify
DNQ	Hans Braumandl		Suzuki	Did not qualify
Sources: [4][5][6]

350cc

Pos	No.	Rider	Manufacturer	Laps	Time	Grid	Points
1	1	Kork Ballington	Kawasaki	16	54:32.9	3	15
2	27	Franco Bonera	Yamaha	16	+11.6		12
3	3	Jon Ekerold	Yamaha	16	+23.6	7	10
4	12	Pentti Korhonen	Yamaha	16	+29.3		8
5	7	Christian Sarron	Yamaha	16	+49.2		6
6	2	Tom Herron	Yamaha	16	+56.4	5	5
7	22	Mick Grant	Kawasaki	16		2	4
8	6	Gregg Hansford	Kawasaki	16			3
9	40	Piet van der Wal	Yamaha	16			2
10	20	Franco Uncini	Yamaha	16		1	1
11	11	Vic Soussan	Yamaha	16		10
12	21	Eero Hyvärinen	Yamaha	16
13	36	Jack Middelburg	Yamaha	16
14	39	Bert Struyk	Yamaha	16
15	14	Víctor Palomo	Yamaha	15	+1 lap
		Takazumi Katayama	Yamaha			4
		Michel Rougerie	Yamaha			6
		Olivier Chevallier	Yamaha			8
		Patrick Fernandez	Yamaha			9
30 starters in total, 16 finishers
[6]

250cc

Pos	No.	Rider	Manufacturer	Laps	Time	Grid	Points
1	7	Kenny Roberts	Yamaha	15	49:30.4	1	15
2	6	Kork Ballington	Kawasaki	15	+9.1	4	12
3	4	Gregg Hansford	Kawasaki	15	+37.7	3	10
4	2	Franco Uncini	Yamaha	15	+42.8	8	8
5	20	Paolo Pileri	Morbidelli	15	+1:12.7		6
6	12	Pentti Korhonen	Yamaha	15	+1:22.1		5
7	11	Vic Soussan	Yamaha	15	+1:33.9		4
8	9	Patrick Fernandez	Yamaha	15	+1:34.2	2	3
9	16	Pekka Nurmi	Yamaha	15			2
10	1	Mario Lega	Morbidelli	15			1
11	17	Eero Hyvärinen	Yamaha	15
12	36	Bert Struyk	Yamaha	15		9
13	14	Chas Mortimer	Yamaha	15
14	27	Jean-François Baldé	Kawasaki	15		10
15	32	Leif Gustafsson	Yamaha	15
		Mick Grant	Kawasaki			5
		Christian Estrosi	Kawasaki			6
		John Dodds	Yamaha			7
30 starters in total, 20 finishers
[6]

125cc

Pos	No.	Rider	Manufacturer	Laps	Time	Grid	Points
1	2	Eugenio Lazzarini	MBA	14	46:56.7	1	15
2	10	Maurizio Massimiani	Morbidelli	14	+33.1	4	12
3	6	Harald Bartol	Morbidelli	14	+1:03.2	3	10
4	40	Patrick Plisson	Morbidelli	14	+1:28.7	10	8
5	4	Jean-Louis Guignabodet	Morbidelli	14	+1:39.3		6
6	12	Per-Edward Carlson	Morbidelli	14	+1:41.7		5
7	19	Cees van Dongen	Morbidelli	14	+1:44.0		4
8	14	Matti Kinnunen	Morbidelli	14		7	3
9	34	Henk van Kessel	Condor	14			2
10	39	Bennie Wilbers	Morbidelli	14			1
11	37	Theo Timmer	Morbidelli	14
12	24	Walter Koschine	Bender	14
13	33	Theo van Geffen	Morbidelli	14
14	23	Clive Horton	Morbidelli	14
15	35	Peter van Niel	Morbidelli	13	+1 lap
		Pierpaolo Bianchi	Minarelli			2
		Thierry Espié	Motobécane			5
		Hans Müller	Morbidelli			6
		Ángel Nieto	Bultaco			8
		J. Bosman	Morbidelli			9
30 starters in total, 16 finishers
[6]

50cc

Pos	No.	Rider	Manufacturer	Laps	Time	Grid	Points
1	1	Eugenio Lazzarini	Kreidler	9	32:34.2	1	15
2	2	Ricardo Tormo	Bultaco	9	+22.6	2	12
3	3	Patrick Plisson	ABF	9	+1:23.4	3	10
4	21	Peter Looyestein	Kreidler	9	+1:31.3	4	8
5	16	Wolfgang Müller	Kreidler	9	+1:55.7	7	6
6	18	Ingo Emmerich	Kreidler	9	+2:07.4	9	5
7	33	Gerrit Strikker	Kreidler	9			4
8	13	Rolf Blatter	Kreidler	9			3
9	10	Cees van Dongen	Kreidler	9			2
10	20	Jacques Hutteau	Kreidler	9			1
11	34	J. Welvaarts	Kreidler	9
12	8	Hagen Klein	Kreidler	9
13	22	Chris Baert	Kreidler	9
14	23	Daniel Corvi	Kreidler	9
15	15	Claudio Lusuardi	Bultaco	9
		Theo Timmer	Bultaco			5
		Hans Müller	Kreidler			6
		Theo van Geffen	Kreidler			8
		Ton Koojiman	Hemeyla			10
30 starters in total, 18 finishers
[6]

Sidecar classification

Pos	No.	Rider	Passenger	Manufacturer	Laps	Time	Grid	Points
1	2	Werner Schwärzel	Andreas Huber	Fath	14	46:12.7	2	15
2	11	Jean-François Monnin	Paul Gerard	Seymaz-Yamaha	14	+46.7	4	12
3	6	Dick Greasley	Gordon Russell	Busch-Yamaha	14	+54.1	6	10
4	8	Bruno Holzer	Karl Meierhans	LCR-Yamaha	14		3	8
5	5	Göte Brodin	Per-Erik Wickström	Yamaha	14		7	6
6	15	Yvan Troillet	Pierre Muller	GEP-Yamaha	14		5	5
7	10	Hermann Schmid	Kenny Arthur	Schmid-Yamaha	14			4
8	23	Boy Brouwer	Jan Oostwouder	Coan-Yamaha	14			3
9	9	Max Venus	Norbert Bitterman	CAT-Yamaha	14			2
10	16	Bill Hodgkins	John Parkins	Windle-Yamaha	13	+1 lap		1
		Rolf Biland	Kenny Williams	Beo-Yamaha			1
		Rolf Steinhausen	Wolfgang Kalauch	Seymaz-Yamaha			8
		Amedeo Zini	Andrea Fornero	König			9
22 starters in total, 11 finishers
[6]

References