Tech Advice

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Tech: Performance Cylinder Heads

What’s the main difference between the 1275cc A-series engine and the 1300cc motor in the MkI Suzuki Swift GTi? Well the cylinder head on the classic Mini A-series engine is a ‘five port’ 8-valve arrangement, designed for economy rather than power, hence why it cranks out a wheezy 63bhp... ... more

Tech: Performance Camshaft

Camshafts – frequently and criminally skirted over when talking through a performance tuned car’s specification, when ‘oh and a set of spiky cams’ is almost added as an afterthought... ... more

Tech: Choosing Spark Plugs

Getting a strong, clean spark in your engine’s combustion chambers is vital to get the most power in the most efficient manner, and with a modified engine the role of the humble spark plug becomes even more crucial... ... more

Tech: Upgrading Suspension

Coilovers, springs, dampers, anti-roll bars, bump, rebound... it can all get a bit overwhelming when it comes to suspension. But fear not – Performance Tuner is on hand to give you a headstart when... ... more

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