SAE 75W-90
yes, you will have to remove all the plastics from the 94 and put them into the 92, as well as the wiring.
its on the fire wall
if its an interference engine you ill break valve and damage pistons if no it all good
Alternator
mx-3.com check there
don't accelerate as much or change up a gear
What are the head bolt torque specs for a mazda mx3 1600
The horn relay for a 1994 Mazda MX-3 is typically located in the engine compartment, near the fuse box. It can be found on the driver's side, close to the battery. If you're unable to locate it, consulting the vehicle's service manual can provide specific details about its exact position.
in engine bay fuse board
Bad alternator
The 1994 Mazda MX-3 shares several interchangeable parts with other Mazda models, notably the Mazda Protegé and Mazda 323 from the early '90s, particularly in terms of suspension components, brakes, and some engine parts. Additionally, certain interior and electrical components may be compatible with other Mazda vehicles from that era. For specific parts, checking compatibility with a parts catalog or consulting with a mechanic is recommended.