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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 up until 14
your bike will be sure to stand out from the rest
2 heights (stock and tall)
or with the stock stroke crank and a longer connecting rod installed
2 x TAPPET ADJUSTING BOLTS (STD)
12" rear tube This Progressive Double Valve SpringThis tusk tube will fit most 12" rear tires on any minibike and is made from a heavy duty 2mm rubber. Heavy duty construction tube size 2. 50 3. 50 12 fits tire size 80 100 12
US$ 48.00
US$ 98.00
US$ 54.00
US$ 48.00
US$ 2500.00
