V2 Race Head – 143cc, 165cc, & 178cc V2 Upgrade Kit - GPX/YX150/160 186cc We stock all the replacement

We stock all the replacement parts for this kit

Mini/Shorty style lever set for 7/8" bars

Add the high compression 52mm bore kit that brings up the bore to 88cc and makes for a strong power band

- Intake Kit matched to our V2 Race head

- 55mm piston kit

V2 Race Head – 143cc, 165cc, & 178cc V2 Upgrade Kit - GPX/YX150/160 186cc We stock all the replacementTB Parts V2 Race Head w Cam TBW9017 02 09 KLX & DRZ 110's All models of the 2010 Current KLX110 (Requires TBW0645 Cam Sprocket) Pitster Pro 155Z & ZS155 YX Piranha GPX 150cc & 160cc 143cc, 165cc, & 178cc Race Head V2 Upgrade Kit Details: Race Head V2 Roller rockers, 30mm intake valve, 24. 5mm exhaust valve, 27mm intake port, 23mm exhaust port (valves installed). Race Camshaft V2 1 for Race Head V2 (we can switch to our V2 2 if preferred, just email