By Aaron Waldron
New from O.S. Engines:
We are proud to announce the new special model. The attached is the CG image and the box label.
OS SPEED 21 ADAM DRAKE EDITION Code# 1A20C (engine only) Code# 1A20B (combo set), the combo set comes with T-2090SC + 85mm longer manifold.
Available to end customers in February
- Designed according to Adam Drake's advice and taste. The engine can be used in both buggy and truck.
- New design cylinder liner with new porting
- New design DLC crankshaft with double tungsten counter weight
- New bore x stroke (16.40 x 16.55 mm)
- Carburetor reducers are 6.5mm and 8.0mm
- ceramic rear bearing
- 21J carburetor, the same as OS SPEED spec 2 and spec 3
- OS SPEED P3 GOLD plug for better fuel mileage