spark plug wires
https://firecoreperformance.com/
I have no idea if they still do LT1 plug wires. I had some done about 10 years ago and they bitched about the opti plug ends, so they may have stopped doing them.
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For passenger side I drop starter and remove the 2 bracket sections and pull the wires from opti between block and accessory bracket and assemble new ones on the 2 bracket sections, run opti ends between block and accessory bracket then mount the small rear bracket to block.
Yeah in general a PIA but for me basically doing the whole job from under the car works well. I prefer and use only Magnacore wires, 8.5
dialectic grease is your friend on boot ends.










