VS Racing VSB04 Long Stroke .21 Competition Off-Road Buggy Engine

The VS Racing VSB04 Long Stroke .21 Competition Off-Road Buggy Engine is based on the very powerful O.S. Speed 21XZ-B specII and is a combination of world famous OS Max precision and technology, together with some additional 'Rody' touch and development. This engine features a VS Spec combustion chamber, a redesigned sleeve and additional DLC coating on the crankshaft. This engine is developed to find the best balance between performances/reliability and costs.

The VS Racing VSB04 is suited for high competition 1/8 scale off-road racing and is recommended for "EXPERIENCED" users only.

Features:

• Long Stroke
• Unique and Specific 5-Ports design
• CNC machined flat piston
• 14mm turbo crankshaft, balanced, lightened and silicone paste, DLC coated
• Competition Connecting rod
• Turbo combustion chamber VS Spec.
• 14mm high-speed main bearing
• 7mm high-speed front bearing with rubber protection
• Lightweight cooling head
• VS Spec. Button head and additional O-ring
• Aluminum lightweight slide carburetor with double adjustment
• 6.5mm aluminum restrictor
• This engine is developed to find the best balance between performances/reliability and costs.

Specifications:

Type: Off-Road

Contents: .21 (3.49cc)

Bore: 16.27mm .640

Stroke: 16.80mm .661

Crankshaft: 14mm SG/SPT (buggy) DLC

Main-Bearing: 14mm

Front-Bearing: 7mm

Cylinder: ABC

Ports Intake: 5

Exhaust Port: 1

Carburetor: 15mm VS Spec.

Cooling-Head: Light Off-Road

Button Head: VS Spec for conical (Turbo) glow plug

Max Power: 30K RPM
RPM Range: 4-40K RPM

Weight: 355g
Includes:

• (1) VS Racing .21 Nitro Engine
• (1) Turbo Glow Plug
• Orange Anodized 6.0, 6.5, and 7mm Carburetor Reducers