>>magnecor leads and plugs add 8bhp to a 1.4 16v golf.

>>running a huge arse rad keeping the car cooler will make it go faster.

>>polishing the exhaust manifold just a bit slightly on the inside where the ports are gives 5bhp

>>My mates mk3 1.4 8v golf was rolling roaded at 112bhp and has gti fuel pump, bigger injectors, uprated pistons, pipercross filter, bodged up exhaust