Tools used to properly seat & tighten a flywheel . The lever shaped tool threads into the flywheel to be used as a hand held device to keep the flywheel from turning . The included flanged nut is threaded onto the shaft in order to seat the flywheel correctly on the crankshaft stub. After tightening the flanged nut to seat the flywheel , untighten & remove the flanged nut . Remove the flywheel holder . Install & tighten the correct starter pawl .