Nascar Lever Type 4 Point Harness

Sam Bird won round seven of the GP2 Series in Monaco, his second victory of the season with the new-for-2013 Russian Time team - but required a new rear wing to do so having been savaged in the chaotic initial start

Nikolay Karamyshev has finalised a two-round World Touring Car Championship deal with the Campos SEAT squad.

IndyCar is planning rule changes that could result in breaking the speed record at Indianapolis, while continuing with its efforts to improve safety in the sport

Force India believes Pirelli should hold fire on making a final decision over changes to its Formula 1 tyres until after teams have tested the revised rubber at the Canadian Grand Prix

Formula 1 drivers are going to face as tough a challenge as the teams next year in adapting to the new technical regulations, reckons former champion Alain Prost.

Alain Prost believes Formula 1 should be celebrating the fact that the outcome of races is so uncertain now, rather than get drawn in to criticisms of the show.

The Monaco GP2 feature race has been stopped after a 14-car first corner crash

Sage Karam edged out Carlos Munoz to take his first career Indy Lights pole at Indianapolis Motor Speedway on Thursday

Denny Hamlin took his first NASCAR Sprint Cup pole since his return from injury as he topped qualifying for Sunday's 600-mile race at Charlotte

Jenson Button believes McLaren is in better shape for the Monaco Grand Prix, but that it needs to improve its qualifying pace to have a chance of taking advantage of that improvement

Thursday's press conference - Monaco

Monaco GP: Pirelli practice quotes

Pirelli has warned teams that it will pull out of Formula 1 at the end of the year unless it gets an answer soon on whether they want a fresh contract from 2014.

Monaco practice quotes: Force India

Monaco practice quotes: Caterham

Kimi Raikkonen believes Lotus has the pace to match the single-lap speed of rival Mercedes in Monaco following the first two practice sessions on Thursday

Monaco GP: Ferrari practice quotes

Monaco practice quotes: Lotus

Monaco practice quotes: McLaren

Monaco GP: Red Bull practice quotes

Johnny Cecotto Jr will start round seven of the GP2 Series in Monaco from pole position after topping his qualifying session for odd-numbered cars, but Arden team-mate Mitch Evans came within 0.016 seconds of toppling him in the second group

Monaco practice quotes: Williams

Monaco practice quotes: Toro Rosso

Monaco practice quotes: Marussia

Monaco practice quotes: Sauber

Monaco pacesetter Nico Rosberg remains wary that Mercedes' Formula 1 rivals are yet to show their strongest hands in Monte Carlo

Monaco practice quotes: Mercedes

Red Bull is not currently able to match the single-lap pace Mercedes showed in Monaco Grand Prix free practice, reckons Mark Webber.

Nico Rosberg and Lewis Hamilton proved that Mercedes' Formula 1 rivals are right to fear its Monaco pace as they went first and second in Thursday afternoon practice in Monte Carlo.

Pirelli is facing resistance from Force India as it tries to get unanimous approval from Formula 1 teams for its tyre modifications