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🔥 The Nitro Pirate engine B21b .21 (3.5 cm³) is a high-power unit performance designed for 1/8 off-road RC cars or On-road. With its high-engraved PIRATE ENGINE cylinder head, ABC 3-port + exhaust piston sleeve, black-coated SG crankshaft, and 3-setting carburetor, it offers reliability, torque, and responsiveness for both competition and demanding leisure use.
⚙️ Technical specifications
- Displacement: 3.5 cm³ (.21)
- Type: Nitro 2-stroke engine, rear output
- Cylinder head: high (50 mm) Ø 60 mm, laser engraved "PIRATE ENGINE"
- Spark plug insert: separate
- Liner/piston: ABC (aluminum-bronze-chrome) with 3 transfers + exhaust
- Connecting rod: with 2 lubrication channels for better lubrication
- Piston: high-precision machined
- Rear bearing: Ø 14 mm
- Crankshaft: SG type smooth with black-treated bearing and intake channel
- Spark plug: short No. 4 type OS included
- Carburetor: triple adjustments (idle, acceleration, richness)
- Exhaust gasket: black supplied
🧩 Contents
- Pirate B21b .21 complete engine
- Spark plug No. 4 type OS
- Exhaust gasket
- Triple carburetor with adjustments installed
🎯 Who is it for?
- Ideal for buggy, truggy or On-road 1/8 Nitro looking for power and reliability
- Perfect for competition pilots or experienced modelers
- Suitable for replacement or performance upgrade
🔄 Compatibility
- Compatible with all 1/8 Nitro chassis using a .21 (3.5 cm³) rear-exit engine
- Fits standard .21 lines with supplied seal
T2M is a French distributor and manufacturer of scale models and RC, offering a wide range of vehicles for all skill levels. Their commitment to diversity and quality has built their reputation in Europe.
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