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slow5.0

08-16-2010 03:46 PM

pls help

i just put my motor together and went to fire it up but the pistons hit the plugs. what should i do any help would be greatly appreciated? the combo is as follows

performer heads
x-303
trw pop up pistons (306)sbf
stock leangth push rods
performer intake
750 holley dp
full msd ing.
plugs are 14mmx3/4 reach

thank you

Fryguy302

08-16-2010 05:13 PM

I bet those are the wrong plugs. Call Edelbrock and verify it.

Bluefox91

08-16-2010 10:34 PM

try 3924's i just sold a set the other day and they worked out fine with no issues

357windsor

08-17-2010 03:06 PM

Quote:

Originally Posted by Fryguy302 (Post 99264)

I bet those are the wrong plugs. Call Edelbrock and verify it.

slow5.0

08-17-2010 05:36 PM

thanks for the help guys

357windsor

08-17-2010 07:12 PM

Quote:

Originally Posted by slow5.0 (Post 99287)

thanks for the help guys

Wrong plugs?

1BADAIR

08-17-2010 09:21 PM

3/4 is correct
http://www.edelbrock.com/automotive_...6000/60399.pdf

orangejuiced86

10-25-2010 09:12 PM

What do the pistons look like? Dome shape?

Foolsgold80z

11-08-2010 11:12 AM

You may have to use washers and index the plugs also.

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