Engines and Transmission
My corsa is currently running c.205-210bhp. Spec is
2.1 xe (over-sized pistons)
kent ast-1612 cams
+1mm inlet and exhaust valves
sbd type C manifold
2.5" exhaust system
SBD TP208 kit
What's the next stage of tuning, mechanical drive-train? Bigger valve cut outs?