Description

The Yamaha SX190 1800 HO Master Engine Rebuild Kit +.50mm is designed for engines that require an oversize rebuild due to cylinder wear or damage. This kit provides the core components needed to restore internal clearances and long-term reliability in high-hour jet boat engines.

THIS KIT INCLUDES

• Crankshaft – 6S5-11411-01-00
• Cam chain – 94591-66152-00
• Cam chain damper guide – 6BH-12251-00-00
• Cam chain tension guide – 6BH-12252-00-00
• Cam chain upper guide – 6BH-12241-00-00
• Complete gasket kit – 6CR-W0001-01-00, 6CS-W0001-01-00, 6HM-W0001-00-00, 6HM-W0001-01-00
• Oversize +.50mm piston kits – 6BH-11631-00-B0
• Connecting rods – 6BH-11650-10-00
• Connecting rod bearings (black) – 6S5-11656-50-00
• Crankshaft bearings (green) – 6S5-11416-40-00
• Intake valves – 6S5-12111-00-00
• Exhaust valves – 6S5-12121-00-00
• Intake camshaft – 6BH-12171-10-00
• Exhaust camshaft – 6BH-12181-10-00
• Camshaft gears – 6D3-12176-10-00, 90105-07004-00

LEARN MORE & GET SUPPORT

For coverage details, review our warranty policy. You can also find rebuild guidance on the REV6 blog, browse common questions in our FAQ center, or contact our team to confirm oversize fitment before ordering.

FITMENT

Yamaha SX190 1800 HO
2013–2015

TAKE ACTION
If your SX190 engine needs an oversize rebuild to correct cylinder wear, this master kit gives you the right foundation to do it once and do it right. Ships nationwide—add it to your cart and start your rebuild with confidence.

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