rebuild kit for 91 mustang 2.3L

Hey guys I'm keeping my car as a daily , replaced a bunch of stuff already and bought a bunch of new stuff to put on it , but where , in your experience , is the best place to buy an engine rebuild kit? what would be a going price for one. My car has about 135k on it. The stuff I have at home are new rear brake system , new shocks/ struts. I saw this one:


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ENGINE KIT (MASTER)

HI_TECH ENGINE KIT (MASTER) for a 1991 FORD MUSTANG
Unit Price: $422.99
Core Value*: $0.00
Part No.: FO23ME18
Weight: 29.46 lbs.
Warranty: 3 MO
Availability: Web Special Order Online: Special Order
Store Special Order Store: Special Order

Note:

KIT INCLUDES: ROD BEARINGS, MAIN BEARINGS, CAMSHAFT BEARINGS, AUXILIARY BEARINGS, PISTONS, FULL GASKET SET, CAMSHAFT, LIFTERS, ROCKER ARMS, TIMING BELT, OIL PUMP, FREEZE PLUG KIT.

would that be everything I need?

thanks guys.