Use crank bolt to turn engine so number one cyl at tdc. You can feel it move up through plug hole with a helper. Then use mark on balancer to set zero. Then you drop it in, but the tricky part is rotor has to be in position to fire number one terminal. See below for more details.
No.
The egr valve on the 1999 vortec v6 is bolted to the intake valve. It is just behind the distributor.
how to install dist. on a buick 225 v6
The 4.3L V6 GM engine does not have a timing belt it has a chain, and it does not directly drive the distributor.
The vortec has bigger pistons
To replace the distributor on a 5.7L Vortec engine, first, disconnect the negative battery cable and remove any components obstructing access to the distributor. Mark the position of the old distributor and the rotor's orientation for proper alignment during reinstallation. Remove the distributor hold-down bolt and lift the distributor out, taking care not to disturb the engine timing. Install the new distributor, aligning it with your marks, secure it with the hold-down bolt, and reconnect any components and the battery.
You must set the cam retard to plus or minus 2 degrees, or you have other problems.
If it has coil packs, you can't.
will a 4.3l vortec starter fit a 305 vortec?
To remove and replace the distributor on a 1997 5.7 Vortec engine, first disconnect the battery and remove the ignition coil and any wiring connected to the distributor. Mark the position of the distributor housing and rotor for proper alignment during reinstallation. Remove the distributor hold-down bolt and carefully lift the distributor out, noting the orientation of the gear. Install the new distributor by aligning it with the marked position, securing it with the hold-down bolt, and reconnecting all wiring and the ignition coil.
It is a V6.
165432 is firing order I believe the #1 is the lower right if you looking from front of truck