forgot the airbox but that wouldnt make a difference with a performance filter on it, the 180 could be remaped to suit the zt 190 cams
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Astra GSi turbo
Regal Autosport Astra GSI Turbo 304 bhp 356 lb/ft
Thorney motorsport Vectra vxr 305bhp 398lbft
Now its time to build a big turbo MG ZS
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