TBPARTS - 143, 165, & 178CC RACE HEAD V2 AND INTAKE UPGRADE KIT

This a great, potent upgrade for those who already have a TB 143cc, 165cc, or 178cc bore kit. It adds the race head V2 and intake kit to your existing bore kit to deliver a great level of performance. Kit includes:   Forged anodized aluminum roller rockers Huge 30mm intake and 24.5mm exhaust valves Stainless steel valves (21-4N material) 27mm intake port, 23mm exhaust port Race camshaft V2-1 (TBW0473 – we can sub cam TBW0577 if preferred) Cam sprocket NOTE: MUST BE USED WITH AN AFTERMARKET FUEL CONTROLLER TO PREVENT A LEAN CONDITION AND DAMAGE TO YOUR ENGINEWE RECOMMEND PREMIUM FUEL