1985-1995 Polaris ATV and Light Utility Hauler Service Manual, Page 325Get this manual
ENGINES Magnum Engine Assembly 4Push the cylinder downward until fully seated on the base gasket5Apply light film of oil to the threads and flange surface of the cylinder mounting bolts6Install all four bolts finger tightRotate the engine and position the piston at BDCNOTE: If cam chain is installed, hold it up while rotating the engine to avoid damage to the chain, drive sprocket teeth, or tensioner blade7Tighten the cylinder bolts in three steps in criss cross pattern and torque to specifications8Install the two 6mm bolts