#5 heads

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Sep 11, 2015 | 05:29 PM

scrappie

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Joined: Mar 2007

Posts: 3,446

From: eastern MA

#5 heads

Im looking at a motor with #5 heads on it. Not much experience with small blocks but how do I tell if these heads are w31?

Sep 11, 2015 | 05:52 PM

Ryan 1969 Chevelle SS396

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Joined: Feb 2015

Posts: 390

They are the same on the outside, you need to measure the valves.

Ryan

Sep 12, 2015 | 11:59 AM

lemoldsnut

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Joined: Nov 2008

Posts: 3,345

From: Redmond, Oregon

I have a nice set of #5 heads.

Email me direct

Larry
lemoldsnut@aol.com

or calls west coast time 8 am to 8 pm 541-815-4363

Nov 10, 2015 | 08:07 AM

Rios69Cutty

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Joined: Aug 2012

Posts: 30

From: Inkster, Michigan

Are the #5 Heads good heads?

Nov 10, 2015 | 09:46 AM

oldsmobiledave

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Joined: May 2011

Posts: 3,688

From: Delta BC Canada

Fyi

Quote:

Originally Posted by Rios69Cutty

Are the #5 Heads good heads?

As good as 4,6,7 and 7a. Also no better.

Nov 10, 2015 | 10:07 PM

1BOSS83

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Joined: Apr 2013

Posts: 515

From: Wilmington, DE

Quote:

Originally Posted by Rios69Cutty

Are the #5 Heads good heads?

Here is some good info

http://www.442.com/oldsfaq/ofhed.htm

Nov 11, 2015 | 06:29 AM

joe_padavano

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Joined: Mar 2007

Posts: 50,815

From: Northern VA

Quote:

Originally Posted by scrappie

Im looking at a motor with #5 heads on it. Not much experience with small blocks but how do I tell if these heads are w31?

Bottom line is that if you have to ask if the motor is a W-31, it almost certainy is not. The asking price would be the giveaway.

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