I Just Put A Staggs Cooler On My Bike. I Filled It To Full On The Dipstick, Started The Engine And Let It Idle For A Minute. Shut It Off And Let It Sit For A Few. Checked The Dipstick Again And Topped It Off. Did You Have To Grind Down The Cam Stop On The Head Plate? I Have A Trailbikes Head And Cam And When I Put The Plate On The First Time It Locked Up The Motor.