Pay in 4 interest-free payments of $9.49 Learn more
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Kit includes oil cooler
- A stock 150cc engine will increase to 170cc
Durable steel construction
TBW0626 - Piston
discharge is increased too much
Progressive Double Valve Spring Set - CRF110/CRF125 yz85 Kit includes oil coolerPROGRESSIVE DOUBLE VALVE SPRING & RETAINER SET (14752 KWN 000) This Progressive Double Valve Spring & Retainer set comes from our SP200R racing series engines with a very balanced spring pressure rate to avoid cam lobe damage as much as possible with lifting your RPM power band limits much further than stock. This set comes complete with 2 outer springs, 2 inner springs and 2 lighter as stock steel 5mm valve retainers to make a complete conversion
US$ 115.00
US$ 170.00
US$ 1399.50
US$ 40.00
US$ 108.95
US$ 125.00
US$ 108.95
US$ 108.95
US$ 108.95
