Can't find what plugs to use... Please Help!!! ->

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Jul 18, 2004 | 12:17 AM

kingbabone

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Joined: Aug 2003

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Can't find what plugs to use... Please Help!!! ->

Have a new engine with edelbrock performer RPM heads and can't find what plugs to use... Can anyone help?

Also I'm running vortech super charger, should I use a diffrent heat range?

Thanks.

Jul 18, 2004 | 12:19 AM

kingbabone

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just a side note---> i've called Edelbrock a # of times this week and have been put on hold for over 2 hours and I still have yet to get through!

Jul 18, 2004 | 03:23 AM

Chickenman35

Senior Member

Joined: Dec 2001

Posts: 896

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From: Coquitlam, BC

Car: 86\92 Mutant

Engine: 355CI 430HP

Transmission: T-5 with mods

Axle/Gears: 7.625", Eaton Posi, 3.73

NGK FR4's will work nicely.

Jul 18, 2004 | 08:30 AM

thirdgen88

Supreme Member

Joined: Apr 2003

Posts: 1,751

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From: Bonner Springs, KS

Car: 1995 Corvette

Engine: LT1

Transmission: 6 spd Manual

Axle/Gears: Dana 44, 3:45:1

Champion RC12YC is what the Edelbrock heads use.
AC Delco FR2LS (1 is coldest, 5 is hottest)
Autolite 3924 (3922 is coldest, 3926 is hottest)

Here's a link to the documentation for the heads:

http://edelbrock.r-catalog.com/ImgVD/EDE/SBC_Chevy.pdf