• Water Pump Kit With Housing
Key Features:
• Same as 18-3429 but includes Water Pump Housing
• Yamaha 6H4-W0078-A0-00 + 663-44311-02-00 = 18-3408
Interchange:
Yamaha Outboard
• 663-44311-02
• 6H4-...

Water Pump Kit Without Housing
Interchange:
Yamaha Outboard
• 6J8-W0078-00-00
• 6J8-W0078-01-00
• 6J8-W0078-A1-00
Mallory
• 9-48612
Sierra
• 18-3430