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5mm Carbon inserts for the D8T rear arms
The Wing Jig is designed to sit on the back of your 1/8 wing for you to easily mark 3 level holes to drill out
the new features of the AD3 include a boost bypass processing for the crankcase that increases throttle response
Replace the stock aluminum center top plate with a carbon fiber replacement
Recommended Pipe and Header for the AD3 engine:
O.S. Speed Adam Drake 3 (AD3) Engine Only (EBIS Break In) tko-bearings 5mm Carbon inserts for theO. S. SPEED and Adam Drake have collaborated once again to bring you the New Adam Drake B21(AD3) edition engine. Adam Drake is a multi 1 8th Scale ROAR National Champion who is famous for his extensive knowledge of Nitro racing engines that spans over 25 years. The O. S. Speed B21AD3 engine has several updates from champion Adam Drake. Based off the B21AD2, the new features of the AD3 include a boost bypass processing for the crankcase that increases
US$ 11.00
US$ 725.00
US$ 599.50
