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I would suggest looking towards the SBD Motorsports for ideas on your N/A 1.6L If you look at the kit for 190bhp they have moved to 11.5:1 compression pistons with forged connecting rods. In the 164bhp setup they have inserted ARP bolts in the connecting rods to move the Redline from 7250 to 7750 R...

Hey man Well few things, the more power you get from it the more drivabilty for everyday you'll lose. But things like individual throttle bodies, from maybe a larger bike ie gsr 38mm throttle bodies. Too large throttle bodies will lose low down power. Then you'll need piggy back chip or ful standal...

Currently driving an Optra magnum '07 1.6m E-TECII mods done so far: 1) pipercross open pod 2) lightweight crank pulley 3) adjustable vernier cams 4) 270 deg camshafts 5) 4-1 header w/o cat and 2nd center bullet removed & replaced with 2" straight through with operated stock muffler 6) VTTR front mi...