VSB05‑2135 – VS B05 motor kit + EFRA 2135 resonator

The VSB05-2135 kit combines the VS B05 .21 (3.49 cc) engine and an EFRA 2135 exhaust manifold, optimized for 1/8 scale off-road buggies. This long-stroke engine offers excellent low-end torque, smooth acceleration, and optimized fuel consumption thanks to its next-generation carburetor.

The crankshaft is DLC-coated to reduce friction and increase lifespan. The reinforced 5-port cylinder liner delivers good performance while maintaining robustness. This combination is perfect for advanced racing or recreational riders looking for a reliable and high-performing engine right out of the box.

Technical specifications:

• Engine displacement: 3.49 cm³ (.21)

• Bore/Stroke: 16.27 mm / 16.80 mm

• Crankshaft: 14 mm Bi-Turbo DLC

• Shirt: 5 transfers + 1

• Bearings: 7 mm front, 14 mm rear

• Weight: 355 g (approx.)

• Includes: VS B05 motor + EFRA 2135 resonator + L50 elbow + gaskets & springs