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Your cart is empty. 28mm RC Jet Pump Thruster Kit for RC Boats – Compatible with 3.18mm, 4.0mm, and 5.0mm Motor Shafts – Optional Brushless Motor Combo
The kit features a stainless steel 4mm drive shaft, mounted with dual high-speed ball bearings for smooth, reliable operation. The jet body is molded from durable plastic, equipped with an automatic water intake to cool both the motor and ESC during high-load operation. A PC 26mm three-blade impeller, mounted with a fork and self-locking nut, ensures high-speed reliability and easy maintenance.
For easy customization, the set includes an aluminum motor mount (19mm/25mm bolt spacing) and a 4x3.18mm aluminum coupler, making it compatible with popular motors. Choose between pump-only or pump + motor configurations.
Note: This is a DIY assembly kit designed for experienced RC hobbyists. Ships as unassembled parts; requires assembly.
Specifications:
Pump Diameter: 28mm
Drive Shaft: 4mm stainless steel
Bearings: Dual high-speed ball bearings
Shaft Sleeve Outer Diameter: 9mm
Impeller: 26mm 3-blade PC propeller with fork + self-locking nut
Pump Body Material: Plastic
Motor Mount: Aluminum (bolt spacing 19mm/25mm)
Coupler: Aluminum 4mm to 3.18mm
Water Cooling: Integrated inlet for motor/ESC cooling
Compatible Motors: 550 brushed, 3650 brushless
Boat Length Compatibility: 400–600mm
Functionality: Supports reverse thrust, includes anti-weed bottom guard
Package Options: Jet pump only / Jet pump + 3650 brushless motor
