From the M25 take junction 29 (A 127) and follow signs to Basildon/Southend. Or take junction 30 (A 13) and, via A130 join A127 heading to Southend.
See brown tourist sign for stadium before taking the (A129) Rayleigh turn off. Follow the brown tourist signs showing Rayleigh Karting; do not go under the underpass.
Take the second exit on traffic light controlled roundabout. Keeping to the left lane. It appears that you are rejoining the A127 but before that take the exit on your left signposted Brook Road Industrial Estate.
Turn right into Brook Road, Rayleigh Karting is the second large building on the right with a large car park to the front.