OJ 3948 EVO Series 15.5 x 15 LH Propeller

OJ 3948 Replaces OJ 930

OJ EVO 3948 Propeller Specifications

The OJ EVO 3948 4-blade inboard propeller is designed for compatible inboard wakeboard and wake-surf boats seeking improved surf performance and propulsion efficiency. Measuring 15.5 inches in diameter with a 15-inch pitch, this left-hand-rotation propeller features a 1-1/8-inch bore and .140-inch cup.

Part of the OJ Evolution (EVO) series by Johnson Propeller, the EVO 3948 features a redesigned blade shape and optimized pitch distribution developed from OJ’s established WAKEPRO and V-4 propeller designs. This updated design is intended to improve surf performance and efficiency.

Key Features

• Four-blade design for compatible inboard applications
• Redesigned blade shape and optimized pitch distribution
• Designed to improve wake-surf performance and efficiency
• Evolution-series design based on OJ WAKEPRO and V-4 propeller technology

Confirm Propeller Fitment Before Ordering

The correct inboard propeller depends on your boat, engine, transmission reduction, shaft specifications, and intended use. Confirm compatibility with your specific setup before purchasing.

Need Help Selecting the Right Propeller?

Prop Depot – Tennessee Propeller & Metalworks
Phone: 865-673-8171

Email: [email protected]