The "book" times are based on knowing what you are doing and have average tools on a vehicle with no obsticles like rusted bolts that can slow a job down seriously.
A 1991 could be an open book as to how long it would take. You may consider doing lots more than just the pump while you are there too. Do you want to flush system, new hoses and thermostat while it's drained for the pump?
T
What engine is in this - I haven't checked on possible procedures as of yet,
T
Tom Greenleaf - MetroWest Boston - USA
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