Trail Bikes 51mm Stroker Crank for CRF50/70
Convert your 88cc motor into a 108cc stroked animal with the 51mm Stroker Kit from Trail Bikes. This is an affordable kit that will convert your TB 88cc Race Head kit into a powerful open class 108cc engine (much more powerful than the common Chinese 107 and 125cc engines). Also - this crank was made specifically for the newer engines and thus - you will not have any fitment issues like trimming the piston skirts in order to clear the crank or the piston not lining up with the cylinder deck.
- 51mm Crankshaft with NTN bearings
- Crankcase and clutch cover gaskets
- Head gasket kit
Exceeds OEM Standard equipment
Fitment:
- Honda Z50 - 1988-1999
- Honda XR50 - All Years
- Honda CRF50 - All Years
- CRF70 - All years
Original: $189.99
-70%$189.99
$57.00
Description
Convert your 88cc motor into a 108cc stroked animal with the 51mm Stroker Kit from Trail Bikes. This is an affordable kit that will convert your TB 88cc Race Head kit into a powerful open class 108cc engine (much more powerful than the common Chinese 107 and 125cc engines). Also - this crank was made specifically for the newer engines and thus - you will not have any fitment issues like trimming the piston skirts in order to clear the crank or the piston not lining up with the cylinder deck.
- 51mm Crankshaft with NTN bearings
- Crankcase and clutch cover gaskets
- Head gasket kit
Exceeds OEM Standard equipment
Fitment:
- Honda Z50 - 1988-1999
- Honda XR50 - All Years
- Honda CRF50 - All Years
- CRF70 - All years
