Peter Hickman, a Superstock winner here last year, is top of the list in Tuesday's practice session.
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Superstock first qualifyingImage caption: Superstock first qualifying
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North West 200 first qualifying
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Jamie Coward was impressive in Tuesday's practice session for the 2019 North West 200Image caption: Jamie Coward was impressive in Tuesday's practice session for the 2019 North West 200
Supertwin first qualifying
Top 10
West Yorkshire rider Jamie Coward is the top man in the Supertwin class. The 28-year-old's average speed was 108.42mph.
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Supertwin first qualifyingImage caption: Supertwin first qualifying
Superbike first qualifying
Top 10
Dean Harrison tops the times in Superbike practice. The 30-year-old English rider's best finish at the North West was second place in this class last year.
The average speed of his Kawasaki was 121.21mph with local lad Michael Dunlop next on 120.97.
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Harrison's Yamaha is fastest in Superbike practiceImage caption: Harrison's Yamaha is fastest in Superbike practice
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North West 200 Supersport practice
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Michael Dunlop (MD Racing Honda) at Black Hill during Tuesday's Supersport practice sessionImage caption: Michael Dunlop (MD Racing Honda) at Black Hill during Tuesday's Supersport practice session
Supersport first qualifying
Top 10
Northern Ireland's Alastair Seeley, winner on a record 24 occasions here, tops the first practice times in the Supersport class.
His average lap speed was 116.55mph, with Lee Johnston next on 116.47.
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The 10 best average lap times in first qualifying for the Supersport categoryImage caption: The 10 best average lap times in first qualifying for the Supersport category
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All times stated are UK
BBC SportCopyright: BBC Sport Superstock first qualifyingImage caption: Superstock first qualifying 
PacemakerCopyright: Pacemaker Jamie Coward was impressive in Tuesday's practice session for the 2019 North West 200Image caption: Jamie Coward was impressive in Tuesday's practice session for the 2019 North West 200 
BBC SportCopyright: BBC Sport Supertwin first qualifyingImage caption: Supertwin first qualifying 
BBC SportCopyright: BBC Sport Harrison's Yamaha is fastest in Superbike practiceImage caption: Harrison's Yamaha is fastest in Superbike practice 
PacemakerCopyright: Pacemaker Michael Dunlop (MD Racing Honda) at Black Hill during Tuesday's Supersport practice sessionImage caption: Michael Dunlop (MD Racing Honda) at Black Hill during Tuesday's Supersport practice session 
BBC SportCopyright: BBC Sport The 10 best average lap times in first qualifying for the Supersport categoryImage caption: The 10 best average lap times in first qualifying for the Supersport category
Latest PostSuperstock first qualifying
Top 10
Peter Hickman, a Superstock winner here last year, is top of the list in Tuesday's practice session.
Post update
North West 200 first qualifying
Supertwin first qualifying
Top 10
West Yorkshire rider Jamie Coward is the top man in the Supertwin class. The 28-year-old's average speed was 108.42mph.
Superbike first qualifying
Top 10
Dean Harrison tops the times in Superbike practice. The 30-year-old English rider's best finish at the North West was second place in this class last year.
The average speed of his Kawasaki was 121.21mph with local lad Michael Dunlop next on 120.97.
Post update
North West 200 Supersport practice
Supersport first qualifying
Top 10
Northern Ireland's Alastair Seeley, winner on a record 24 occasions here, tops the first practice times in the Supersport class.
His average lap speed was 116.55mph, with Lee Johnston next on 116.47.