Description
JR‑Filter 825551 Alternative – High‑Performance Clamp‑On Air Filter
Direct replacement for Rotax 825551 (Bing® 64 carburettor) – designed specifically for Rotax 912 and 912S engines (not suitable for 914). Manufactured to original OEM dimensions: 50 mm (2″) inlet, 4½″ (114 mm) overall length, with a tapered profile that ensures a snug, secure fit and optimal airflow.
Key Features & Benefits:
Premium filtration media – high-flow cotton gauze, washable and reusable, offering long-lasting engine protection.
Robust clamp-on design – easy and reliable installation directly onto the carburettor inlet flange; no locking wire required.
Compact and efficient – tapered profile maximizes clearance while maintaining high airflow.
Quality-driven alternative – delivers durability and performance equivalent to original equipment.
Specs at a glance:
Specification Detail
Inlet (flange) ID 50 mm (2.063 in)
Flange length 16 mm (0.625 in)
Overall length ≈ 114 mm (4½ in)
Top/base diameters 89 mm base, 51 mm top (approx.)
Material High-flow cotton gauze, rubber seals
Washable & reusable Yes – follow standard filter care
Engine fitment Rotax 912/912S; not for 914 models
Ideal For:
Light aircraft pilots or builders upgrading or replacing their Rotax air filter.
Those seeking a washable, durable solution without compromising airflow or engine protection.
Maintenance crews who value quick installation and straightforward servicing.
Why it’s a great choice:
This JR‑Filter 825551 alternative offers the same performance and filtration efficiency as OEM filters, with the added benefit of being washable and reusable. Its compact design and direct-fit construction make it a dependable choice for maintaining clean airflow and protecting your engine.
