polaris overheating and bogging on new top end

[tubblemaker]

sled sat since last year. put new top end on. it overheats and bogs. any ideas to problems would be great help!

 

[duallymanca]

Get all the air out of the cooling system?

 

[sled_guy]

Which Polaris?

sled_guy

 

[BigRed118]

I would go with air in the cooling system or a blockage. It would start to retard the timing to protect the motor.