The front cover oil seal can be removed and a new one installed without removing the front cover.
CAUTION
When draining engine coolant, keep in mind that cats and dogs are attracted
to ethylene glycol antifreeze and could drink any that is left in an uncovered
container or in puddles on the ground. This will prove fatal in sufficient
quantity. Always drain coolant into a sealable container. Coolant should
be reused unless it is contaminated or is several years old.
CAUTION
When draining engine coolant, keep in mind that cats and dogs are attracted
to ethylene glycol antifreeze and could drink any that is left in an uncovered
container or in puddles on the ground. This will prove fatal in sufficient
quantity. Always drain coolant into a sealable container. Coolant should
be reused unless it is contaminated or is several years old.
Unbolt and remove the timing gear cover. Discard the gasket.