2025 Yamaha WaveRunner, 1.9 L New Engine

BIGGEST 1,898cc Naturally Aspirated High Output Engine
The High Output engine is renewed with the industry highest displacement of 1.9 liters.
Newly designed intake system, cylinder head, muffler, and water cooling system etc., have enabled higher power, more torque, and quick & smooth acceleration.
The cylinder diameter has been increased (from φ86 to φ88) without changing the basic size to achieve the largest displacement in the industry.
For Engine cover, plant-derived cellulose nanofiber (CNF) reinforced resin is adopted, it is the world’s first practical use for vehicle parts. The cover express the stylish crossbar concept.

BEST 1,812cc Supercharged Super Vortex High Output Engine
This engine, with its 160mm, 8-vane pump, delivers amazing power. The EFI system increases performance and fuel efficiency across the rev range, while high-performance forged pistons and advanced oil and air cooling systems ensure total reliability. The latest scoop grate and ride plate designs complete the picture.

YAMAHA WAVERUNNERS ARE THE #1 CHOICE

Yamaha has been building marine engines for over 65 years with an unrivaled reputation for reliability, durability, and performance.

Best Reputation for Reliability and Durability
Due to Yamaha’s world-class engines, use of high quality materials and components, and commitment to continuous improvement, Yamaha WaveRunners continue to be the first choice for rental operators.

WORLD CHAMPION ENDURANCE RACING HERITAGE
RACE-PROVEN PERFORMANCE & DESIGN
Yamaha is the winningest brand in professional PWC endurance racing history, winning more national and world championships than all other PWC brands combined. This is a testament to Yamaha’s focus on reliability, durability, and performance.