Yamaha - Oil Injection Pump Assembly Lubrication System Component 6R4-13200-02-00. Overview. With two stroke motors, the oil pump isn't something you gamble with. I've seen engines look fine on the outside but suffer internally because oil delivery wasn't right. When this pump is working properly, everything stays protected and the motor runs the way it should without extra smoke or wear. It's one of those parts you replace before it becomes a bigger problem.. Key Features. • Accurate Oil Delivery Control - Meters oil precisely based on engine demand.• OEM Calibrated Performance - Built to factory specs for dependable and consistent operation.• Complete Pump Assembly - Integrated unit for straightforward installation and reliable function.• Supports Engine Longevity - Helps prevent internal damage by maintaining proper lubrication.. Engine & Boat Compatibility. Designed for Yamaha two stroke outboard engines equipped with oil injection systems. Commonly used across a range of Yamaha ou