108cc V2 Race Head Mikuni VM26 Carb & Bore Kit - CRF50 XR50 CRF70 XR70 - TBW9118 tbw1125 Uses a 250 lb/inch coil

Uses a 250 lb/inch coil for light adult riders

- Race Camshaft V2-1 for Race Head V2 (we can switch to the higher lift V2-2 Cam if preferred

- Intake Kit for the Race head - NOW includes rotating spacer

The lever arm is forged from 6061 billet aluminum for extreme strength and durability

108cc V2 Race Head Mikuni VM26 Carb & Bore Kit - CRF50 XR50 CRF70 XR70 - TBW9118 tbw1125 Uses a 250 lb/inch coil***AUTHORIZED TB PARTS DISTRIBUTOR!!!*** We've stood behind these products 100% since we opened in 2005. Best reviews received for a big bore kit hands down! NEW! Roller Rocker V2 Race Head, 108cc Big Bore Stroker, and Mikuni VM26mm Carburetor Performance Kit: This will really wake up your stock engine and is comparable in power to the much larger Chinese 124cc engines!!! Includes the following: 51mm Stroker Crankshaft Lightweight aluminum cylinder