[Land-speed] Compression Height, Ford Small Block, Of course...

[Neil Albaugh]

Mayf;

I found this:   http://www.rbracing-rsr.com/squishcalc1.html   It discusses 
deck height & "squish".

Regards, Neil  Tucson, AZ

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From: "Larry Mayfield" <drmayf at mayfco.com>
Sent: Tuesday, March 15, 2011 9:27 PM
To: <land-speed at autox.team.net>
Subject: [Land-speed] Compression Height, Ford Small Block, Of course...

> Last week I asked about mixing and matching the cranks, pistons and rods 
> between a 289 and  302 sized motors. The use of the shorter 302 rod with a 
> 289 crank was not deemed to be a good idea because it puts the piston down 
> hole 0.065 inches. Seemingly small but apparently important in squish. 
> But when I look at a combo made for a particular engine, say the 289, 
> virtually everyone of the piston makers use something other than the zero 
> deck height  compression height of 1.6135 inches.  Most sell their pistons 
> at 1.60 inches which also puts the piston down hole by 0.0135 inches.  Is 
> that a significant amount?  I did sample  a number of products and one was 
> 1.608 which is closer.
>
> What's good?
>
> mayf
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