The YS 96SRX is a high-performance 2-stroke nitro helicopter engine engineered to deliver exceptional power, smooth throttle response and improved cooling efficiency for demanding 600-class RC helicopters. Featuring a new enlarged cylinder head, the 96SRX offers significantly better heat dissipation, ensuring stable performance even under aggressive 3D flight conditions.

YS have further refined the internal design with a steel-lined back plate to reduce friction on the connecting rod, increasing reliability and extending engine lifespan. The proven pressurised fuel-injection system provides consistent fuel delivery throughout the RPM range, resulting in clean transitions and dependable power. Combined with the factory pre-set regulator system, the 96SRX offers easier tuning and smoother overall operation.

With a 15.75cc displacement and weighing only 553g, the YS 96SRX is a compact powerhouse ideal for pilots who want strong, predictable performance and advanced engineering in their nitro helicopter engine.

Key Features

• New enlarged cylinder head for greatly improved cooling

• Steel-lined back plate reduces connecting-rod friction

• YS pressurised fuel-injection system for consistent performance

• Factory pre-set regulator for easy, reliable tuning

• Strong, smooth power delivery for demanding 3D flight

• High-quality construction for long-term durability

• Perfect upgrade for 600-class nitro helicopters

Perfect For

• 600-class nitro RC helicopters

• 3D and aerobatic flying

• Pilots seeking a reliable, easy-to-tune performance engine

• Upgrading older .90/.91 size engines

• Competition and high-demand nitro setups

Product Summary

A refined and powerful 2-stroke heli engine featuring upgraded cooling, reduced friction, pressurised fuel delivery and user-friendly tuning. The YS 96SRX is ideal for 600-size helicopters requiring strong, stable nitro power.

Specifications

• Displacement: 15.75cc / .96 cu. in.

• Bore: 27.0 mm

• Stroke: 27.5 mm

• Weight: 553 g (engine only)

Included in the Box

• YS 96SRX Heli Engine

• Instruction Manual

• YS Fuel Check Valve

• Glow Plug (YS 2-Stroke Type)

Why Buy From ProBuild Aircraft Ltd

• ✅ Official UK YS Stockist – 100% Genuine Products

• ✅ Trusted by Top International RC Pilots

• ✅ Fast UK Shipping & Secure Packaging

• ✅ Expert Support From Experienced RC Technicians

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