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Mazda Engine General \  Initial Timing?

Initial Timing?

Mazda Engine General Mazda Engine Mazda Tech
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replies 7
following 2
 
tunes67   +1y
Anyone know what the factory initial timing is for a 87 B2000? I am firing it up at 4 degrees BTC.. but would like to know what to adjust it to beyond that.. Truck should be firing up this evening Cheers

Tunes67
mullet   +1y
its on a label under ur hood
tunes67   +1y
Nah man.. I checked there.. previous owner must have removed it

Tunes67
tunes67   +1y
Just a follow up in case someone else ends up in the same boat. Timing should be 5-7 degrees BTC at a idle speed of 800-850 RPM. Cheers

Tunes67
mullet   +1y
I wish i had a 2600i so i could have helped u
tunes67   +1y
I dont have a 2600.. Mines a 87 B2000 cab plus.. and it fired tonight for the first time since I bought it However.. it only did so because I poured a bit of gas down the carb.. apparently the fuel pump is toast.. another $40 at the parts store LOL Should be fully functional tomorrow evening though Cheers

Tunes67
mullet   +1y
is it motor run fuel pump or in tank? Just wondering cause i have both on my truck..
mike
tunes67   +1y
Mechanical pump on the engine. No suction at the pump at all.. not too surprising. The diaphrams inside mechanical fuel pumps can harden if not kept lubricated,, and this one sat for a year here and it was sitting for a year or more before I got the truck.. was hoping I wouldnt need one.. but thats just how it goes

Tunes67
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