Rotary Shaft for 1997-2001 Sea-Doo GTS 720 - Replaces 290837251

Rotary Shaft for 1997-2001 Sea-Doo GTS 720, a direct replacement for OEM part number 290837251.

The rotary shaft drives the rotary intake valve and oil injection pump on Sea-Doo two-stroke engines, keeping intake timing in step with the crankshaft. A worn shaft or gear affects intake timing and oil delivery.

When You Need It

• Worn gear teeth or splines
• Play in the rotary valve drive
• Any rotary valve rebuild

Fitting Tips

• Fit new bearings and seals with the shaft
• Set rotary valve timing after reassembly

Product Details

• Part Type: Rotary Shaft
• Replaces OEM: 290837251, 290837252, 420837252
• Brand: Aftermarket
• Condition: New
• Suits: 1997-2001 Sea-Doo GTS 720

Please compare the OEM number with your original part before ordering. Contact us if you need help confirming the right part for your watercraft.