What gap to run?

[primer67]

What gap should I run on this combo?
as follows:

ac delco platinum plugs (5 Bucks!!)
HEI w/accell cap/ accel rotor/ accel supercoil.
MSD 6A ignition box
350CID w/vortec heads
performer manifold /carter 625CFM carb


thanks.



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1967 C-10 Longbed
rollpanned front&back
Cowl induction hood
'91 5.7 liter/vortec heads, 700r4 trans. holley headers, holley fuelpump, holley mufflers. converted to edelbrock performer/carter 750
hei/advanced recurve
MSD 6A ignition box.
5 bucks a plug even!
faster!@!
soon to be lowered "a little" looking for a good tonneau.

[GMCPaul]

.045

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