CDI Electronics 144-1889-51 - Mercury RPM Limiter Time & Tide - Crafted from durable 316G

- Crafted from durable 316G stainless steel

with unnecessary extra cheeks adding extra weight and bulk not found in Ronstan Orbit Blocks™

Jockey wheel with 200mm (8") steel rim and rubber wheel

- Features 2 Micron filtration for optimal performance

Any spills or drips should be cleaned immediately with mineral spirits on a clean rag

CDI Electronics 144-1889-51 - Mercury RPM Limiter Time & Tide - Crafted from durable 316GCDI RPM Limiter Mercury 2, 3 & 4 Cylinder Part Number: 144 1889 51 1992 2006 (2 Stroke Outboard and SportJet Engines requiring a 5200 RPM Limit) Replaces: 144 1889 51, 821889A19, 821889A22, 821889A28, 821889A29, 821889A34, 821889A38, 821889A40, 821889A41, 821889A42, 821889A45, 821889A46, 821889A47, 821889A49, 821889A50, 821889A51, 821889A53